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    ASUS PRIME Z490-A LGA 1200 (Intel 10th Gen) Intel Z490 SATA 6Gb/s ATX Intel Motherboard (14 DrMOS Power Stages, Dual M.2, Intel 2.5Gb Ethernet, USB 3.2 Front Panel Type-C, Thunderbolt 3 Support, Aura

    REFURBISHED Product Type
    • Intel LGA 1200 Socket: Designed to unleash the maximum performance of 10th Gen Intel Core processors
    • Enhanced Power Solution: 12+2 DrMOS power stages, 6-layer PCB, ProCool sockets, alloy chokes and durable capacitors for stable power delivery
    • Comprehensive Cooling: VRM heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 4 utility
    • Boosted Memory Performance: Careful routing of traces and vias, plus ground layer optimizations to preserve signal integrity for improved memory overclocking with ASUS OptiMem II
    • Built for Productivity: Intel 2.5Gb Ethernet, front USB 3.2 Gen 2 Type-C and Thunderbolt 3 header support, Dual M.2 slots
    • Personalization: ASUS-exclusive Aura Sync RGB lighting, including RGB headers and Gen 2 addressable headers
    • Immersive Gaming Audio: The Realtek S1200A codec offers pristine audio quality to draw you deeper into the game action or to enhance your favorite music tracks or videos
    +
    +
    Overview
    Specs
    Reviews
    Intel® Z490 (LGA 1200) ATX motherboard with dual M.2, 14 DrMOS power stages, HDMI, DisplayPort, SATA 6 Gbps, Intel® 2.5Gb Ethernet, USB 3.2 Gen 2 Type-C®, Thunderbolt™ 3 support, and Aura Sync RGB lighting
    • Intel® LGA 1200 Socket: Ready for 10th Gen Intel® Core™ processors
    • Enhanced power solution: 12+2 DrMOS power stages, 6-layer PCB, ProCool sockets, alloy chokes and durable capacitors for stable power delivery
    • AI Overclocking: Quickly optimizes CPU performance based on the CPU and cooler, achieving results that are extremely close to manual tuning by experts
    • AI Cooling: Manages and controls all motherboard fans, automatically optimizing settings based on current system load and temperature
    • 5-Way Optimization: One-click, system-wide tuning delivers optimized overclocking and intelligent cooling for CPU or GPU-intensive tasks
    • Comprehensive cooling: VRM heatsink, M.2 heatsink, hybrid fan headers and Fan Xpert 4
    • Next-gen connectivity: Intel® 2.5 Gb Ethernet, front USB 3.2 Gen 2 Type-C® and Thunderbolt™ 3 header support
    • 1. DisplayPort
    • 2. HDMI
    • 3. 2x USB 2.0
    • 4. 4 x USB 3.2 Gen 2 (3 x Type-A + 1 x USB Type-C®)
    • 5. Intel® I225-V 2.5G Ethernet
    • 6. 2 x USB 3.2 Gen 1
    • 7. 8-ch Audio
    • 8. 2 x PCIe 3.0 x16
      • 2-Way SLI® & 3-Way CrossFireX™ Support
      • ASUS SafeSlot
    • 9. Crystal Sound 3
      • Realtek® S1220A Codec
      • Power Pre-Regulator
      • De-Pop Circuit
      • Audio Shielding
      • Premium Japanese Audio Capacitors
      • Dedicated Audio PCB Layers
      • DTS:X® Ultra
    • 10. 2 x AURA RGB headers
    • 11. 2 x Addressable Gen 2 headers
    • 12. ProCool Connector
    • 13. DrMOS
    • 14. Optimem II
    • 15. DDR4 4600(O.C.)/2933/2800/2666/2400/2133 Support
    • 16. Intel® Socket LGA 1200 for 10th Gen Intel® Core™, Pentium® Gold and Celeron® processors
    • 17. USB 3.2 Gen 1 header
    • 18. USB 3.2 Gen 2 TypeC® Connector
    • 19. 6 x SATA 3.0 Ports
    • 20. Intel® Z490 Chipset
    • 21. 2 x M.2 22110 PCIe 3.0 x4 mode
      • Intel® Optane™ Memory Ready
      • Flexible M.2 Heatsink
    • 22. Thunderbolt header
    • 23. USB 2.0 headers


    ASUS Prime series is expertly engineered to unleash the full potential of 10th Gen Intel® Core™ processors. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime Z490 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.

       
    Tune It Your Way

    Comprehensive controls form the foundation of the ASUS Prime series. The Prime Z490 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.

    5-Way Optimization


    ASUS 5-Way Optimization makes your PC smart, taking care of complex tuning with just one click. It dynamically optimizes essential aspects of your system, providing overclocking and cooling profiles that are tailored for your rig.
    • 5-Way Optimization is an automated tuning utility that optimizes overclocking and cooling profiles for your unique system configuration.
    • Fans stay whisper-quiet for everyday computing, and deliver optimal airflow when the system is crunching through CPU- or GPU-intensive tasks.
    • A stress test feature allows you to optimize and overclock for CPU- or memory-centric workloads.
    TPU

    CPU Performance Boost

    The TurboV Processing Unit (TPU) is an intelligent system-tuning utility that automatically fine-tunes voltages, monitors system stats, and adjusts overclocking parameters for optimal performance.
    EPU

    All-Around Energy Efficiency

    The Energy Processing Unit (EPU) automatically optimizes power consumption and maximizes energy savings with Away mode — a smart setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers.
    Fan Xpert 4

    Flexible Air- and Liquid-Cooling Controls

    Fan Xpert 4 software provides comprehensive control over fans, water pumps and all-in-one (AiO) coolers. Whether cooling with air or water, an Auto-Tuning mode intelligently configures all parameters with a single click. There's also an Extreme Quiet mode that reduces all fan speeds to below the default minimum to keep your system whisper-quiet when performing light tasks. Fans, water pumps and AiO coolers can also be controlled via the UEFI BIOS.
    Digi+ VRM Control

    Precise Digital Power Control

    The Digi+ voltage-regulator module (VRM) delivers real-time control over voltage droop, automatically switching frequency and power-efficiency settings. It also allows you to fine-tune your CPU for ultimate stability and performance.
    Turbo App

    App-Specific Optimization

    Turbo App allows you to define CPU overclocking, apply fan profiles, prioritize network data and optimize audio settings at the app level, so your system is set up exactly as needed.

    AI Overclocking
    ASUS AI Overclocking

    ASUS AI Overclocking is an intelligent utility that helps you get the most out of your build by automatically profiling your CPU and cooling system to predict optimal voltage and frequency settings.

    Accessible via the AI Suite software in Windows or directly through the UEFI, the intuitive AI Overclocking user interface enables users of all levels. A range of customizable settings are available for seasoned overclockers, and an auto-tuning option is available for beginners.
    AI Overclocking at a Glance
    Designed by Experts

    At the heart of AI Overclocking is a proprietary algorithm developed by ROG R&D engineers who worked with world-renowned overclockers to create a tool for users of all levels.
    Predictive Edge

    The algorithm analyzes your CPU and cooling system, and based on what it finds, predicts optimal settings. The software then uses these settings to automatically guide the clocking process, balancing frequency and voltage.
    Real-time Adjustments

    The software monitors workload, system temperature, fan speed and power draw every minute and it makes real-time adjustments to ensure ongoing optimal performance.
    AI Overclocking Guide

    The AI Overclocking Guide provides detailed information and instructions about how to tune your system manually. It can be accessed by hitting the F11 hotkey.
    Core Group Loading

    For high-core count processors like the Z490, AI Overclocking lists data according to core group. This gives you adaptive control based on the status of core groups (3 / 5 / 8 / all cores), and it provides target frequency and voltage estimations needed for manual tuning.
    AI Overclocking in AI Suite

    Onboard intelligence lets you automated overclocking with full, flexible control available via 5-Way Optimization within AI Suite (in Windows).

    AI Cooling

    ASUS AI Cooling function will automatically manage and control motherboard-connected fans to ensure optimal settings based on current system load and temperature.


    Self-Adaptive Fan Tuning
    CPU Temperature Detection

    AI Cooling detects CPU temperatures and uses a proprietary algorithm to calculate the lowest fan speed required to effectively cool the system and keep fan noise down.
    Automated Optimization

    Under stable system loads, the software then automatically lowers fan* speed to the optimal setting, decreasing fan noise without compromising performance.

    *Fans need to be connected to the following headers for AI Cooling control: CPU_FAN / CPU_OPT / CHA_FAN / M.2_FAN / H_AMP / RAD_FAN
    Ongoing Monitoring

    AI Cooling continues to monitor the system and adjust fan speed based on current load.
    Automatic Tuning

    One-click Activation

    AI Cooling can easily be activated via the Fan Xpert 4 dashboard in ASUS AI Suite 3. Once activated, it will override all manual controls.
    Manual Tuning

    Fan Speed References

    For those who prefer manual control, AI Cooling provides reference points on a graph that details fan speed in relation to temperature, providing a guide for fan settings.

    UEFI BIOS

    The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.
    Advance Mode

    Advanced Tuning for Serious Tweakers

    An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, and various Advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want.
    Prediction
    AI Overclocking monitors system vitals such as temperature, fan speed, and power draw to estimate overclocking performance.

    AI Overclocking Guide
    Refer to the guide offered in the UEFI BIOS for step-by-step instructions detailing how to use AI Overclocking.

    Search Function
    Quickly and easily find the option or setting you need.

    ASUS User Profile
    Port configuration settings between different BIOS versions or share them with friends.

    FlexKey
    Remap the reset button on the chassis to toggle Aura lighting, activate the DirectKey to go straight to the UEFI BIOS, or reset the system.
    EZ Mode

    Quick and Simple Setup

    EZ mode displays vital settings and stats and also offers guided wizards, drag-and-drop functionality, and one-click application of important settings — all to help you get your rig up and running in no time.
    AI Overclocking
    Enable AI Overclocking via a shortcut.

    Intuitive Graphical Fan Control
    Fine-tune individual fan settings simply by dragging a curve with the mouse.

    EZ XMP
    Improve DRAM performance with one click.

    Aura On/Off mode (Stealth)
    Easily enable or disable Aura RGB lighting or every onboard LED, for a subdued aesthetic touch.
    Cool to the Core

    Prime Z490 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.

    Heatsinks
    M.2 Heatsink

    M.2 Heatsink

    An M.2 drive sits under a passive heatsink to ward off the throttling that can occur with sustained transfers. The heatsink is held in place by easily-removable captive screws, giving you the flexibility to move it to another M.2 slot.

    Removable captive screws reduce risk of drops or loss during heatsink removal.
    VRM Heatsink

    VRM Heatsink and Thermal Pads

    Two massive VRM heatsinks with underneath thermal pads improve heat transfer from the MOSFETs and chokes for better cooling performance. A bundled fan holder provides additional cooling options.
    SoC VRM Heatsink

    Stack Cool 3+

    2-ounce copper layers draw heat away from critical components to keep them at their optimal operating temperatures.

    Cooler by Design

    Prime Z490 series features comprehensive cooling controls that are configurable via Fan Xpert 4 software or via the UEFI BIOS.

    Multiple Temperature Sources

    Each header can dynamically reference three thermal sensors. Fan Xpert 4 allows you to map the temperature of supported ASUS graphics cards to optimize cooling for GPU- and CPU-intensive tasks.

    Dual Pump Headers

    A dedicated header supplies over 3 amps for high-performance PWM or DC water pumps, plus a second dedicated header for AiOs.

    Smart Protection

    A dedicated integrated circuit protects each fan header from overheating and overcurrent.

    4-Pin PWM/DC Fan

    Each onboard header supports auto-detection of PWM or DC fans.
    Build on a Solid Foundation

    Prime Z490 series is built to handle the additional cores and increased bandwidth of 10th Generation Intel® Core™ processors. A Z490 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.

    Power Design


    Robust Power Design

    Stable power is essential to extract every last bit of performance out of 10th Generation Intel Core processors, Prime Z490 motherboard is geared to cater to the demands of these high-core count CPUs.


    ProCool Connectors

    Proprietary connectors augment the motherboard's link to the PSU with 8+4 pin connectors that pass 12 volts of power directly to the processors. Each jack features solid pins that can handle more current than hollow-pin connectors.
    12+2 DrMOS Power Stages

    A VRM with 12+2 DrMOS power stages delivers the power and efficiency that the latest Intel processors demand.

    Memory


    ASUS OptiMem II

    Revisions to the motherboard's trace routing provide the latest Intel processors with unrestricted access to memory bandwidth. ASUS OptiMem II technology carefully maps memory signal pathways across different PCB layers to reduce vias and adds shielding zones that significantly reduce crosstalk.
    ASUS OptiMem II benefits:
    • Improved memory stability and compatibility
    • Allows lower memory latencies at equivalent voltages
    • Improved memory frequency margin

    Motherboards with OptiMem II technology were tested with Synopsys HSPICE simulation software

    Top layer – ground ring to prevent lateral interference

    Storage
    Dual M.2 (up to 32 Gbps)

    Dual M.2 slots support data-transfer speeds of up to 32 Gbps via x4 PCI Express® 3.0 bandwidth, enabling quicker boot-up and app load times with OS or application drives.

    * Actual transmission speeds will be lower than the theoretical maximum speed.

    Connectivity
    USB 3.2 Gen 2 Type-A & Type-C

    Numerous USB ports support high-end rigs loaded with peripherals, including a front-panel USB Type-C® connectors with fast USB 3.2 Gen 2 connectivity for compatible cases.
    Thunderbolt™ 3 Support

    Prime Z490-A supports ThunderboltEX 3-TR, an Intel certified Thunderbolt™ 3 add-on card that enables bi-directional speeds of up to 40 Gbps via a single cable. Additionally, an integrated Thunderbolt 3 header can support up to six devices in a daisy-chain and provide up to 100 watts of power to fast-charge devices.
    Intel® 2.5 Gb Ethernet

    Intel Ethernet Connection I225-V reduces CPU overhead and offers exceptionally high TCP and UDP throughput for faster, smoother data transfer.

    Lower CPU Workload | High TCP & UDP throughput
    \ LANGuard

    ASUS LANGuard is a hardware-level network protection feature that integrates advanced signal-coupling technology and premium anti-EMI surface-mounted capacitors to improve throughput and ensure a more reliable connection.
    \ Turbo LAN

    Turbo LAN with cFosSpeed traffic-shaping technology reduces network lag and allows you to adjust application network transmission priorities in just one click.
    Little Things Make a Big Difference

    Prime Z490 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.

    Audio

    Exclusive Codec


    Realtek Codec and Unique Design Features for Pristine, Powerful Audio
    Prime Z490-A utilizes a unique audio codec designed in close collaboration with Realtek — the Realtek S1220A. It also features an unprecedented 120 dB signal-to-noise ratio for the stereo line out and a 113 dB SNR for the line in, providing pristine audio quality. Additionally, an impedance-sensing circuit automatically adjusts gain to ensure an optimal volume range for your headphones.
    DTS:X® Ultra adds a spatial audio feature to boost headphones and speakers for enhanced gaming, VR, and extended-reality experiences. DTS:X Ultra supports sound based on channels, scenes, and objects to allow for deeper sonic immersion in enabled content. It also provides post-processing enhancements and device-level tuning for DTS® codecs.
    Crystal Sound 3


    Flawless Audio that Immerses You in the Game
    Power Pre-Regulator

    Reduces power-input noise to ensure consistent performance.

    Audio Shielding

    Separates analog/digital signal domains, significantly reducing multi-lateral interference.

    Separate Layer for Left and Right Tracks

    Ensures minimal crosstalk between audio paths.
    Integrated Amplifier

    Capable of driving high-impedance headphones, without rolling-off high or low frequencies.

    De-Pop Circuit

    Reduces start-up popping noise to all audio outputs.

    Premium Japanese Capacitors

    Premium parts provide an immersive sound signature, with exceptional fidelity.

    Personalization
    Aura Sync

    Outshine the Competition

    A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for the built-in RGB LEDs as well as strips and devices connected to the onboard RGB headers - and it can all be synced with an ever-growing portfolio of Aura-capable hardware.

    Static

    Breathing

    Strobing

    Rainbow

    Color Cycle

    Starry Night

    Music Effect

    Smart
    Addressable Gen 2 RGB Header

    Two addressable Gen 2 RGB headers are now capable of detecting the number of LEDs on second-gen addressable RGB devices, allowing the software to automatically tailor lighting effects to specific devices. The new headers also offer backward-compatibility with existing Aura RGB gear.

    Armoury Crate

    Armoury Crate is a new software utility designed to give you centralized control of supported products. From a single intuitive interface, Armoury Crate allows you to easily customize RGB lighting and effects for every compatible device in your arsenal. The software also provides control of settings for an ever-growing number of ASUS products, including keyboard and mouse preferences. Armoury Crate even features dedicated product registration and highlight to help you stay in touch with the ASUS community.
    Aura Sync
    Driver & Manual
    Driver & Manual
    Account Management
    Account Management

    DIY friendly
    SafeSlot

    Protect Your Graphics Card

    SafeSlot is the PCIe slot reinvented by ASUS and engineered to provide superior retention and shearing resistance. Manufactured in a single step using a new insert-molding process, SafeSlot integrates fortifying metal for an inherently stronger slot, which is then firmly anchored to the PCB through additional solder points.
    FlexKey

    The Chassis Reset Button – Reassigned

    FlexKey is a front-panel header that lets you customize the reset button on the front-panel of your chassis to provide quick access to Aura lighting controls, DirectKey or system reset.
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
    • PCB colour and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
    • *Precise specifications and features vary by model . Please refer to the specification page
    • The product (electrical , electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
    • The use of trademark symbol (TM, ®) appears on this website means that the word text, trademarks, logos or slogans, is being used as trademark under common laws protection and/or registered as Trademark in U.S. and/or other country/region.
    About ASUS

    ASUS aspires to deliver the incredible in everything it does. With more than 17,000 employees around the globe with a world-class R&D team of 5,500 engineers, ASUS is dedicated to the design and manufacture of products that perfectly meet the needs of today’s (and tomorrow’s) digital home and office. ASUS’ broad portfolio includes motherboards, graphics cards, displays, desktop PCs, all-in-one PCs, laptops, servers, wireless networking devices, tablets, smartphones and wearables. Driven by innovation and committed to quality, the company won 4,385 awards and earned approximately US$13.3 billion of revenue in 2016.

    © 2020 ASUS Computer International. All Rights Reserved. ASUS is a registered trademark of ASUSTeK Computer. All specifications and terms are subject to change without notice. Please check with your supplier for exact offers on selected models. Products may not be available in all markets. Product may not be exactly as shown in photos. Actual colors may differ from their appearance due to variation of monitor restrictions and color processing. All trademarks are registered to their respective companies. ASUS shall not be liable for technical or editorial errors or omissions contained herein.
    Intel® Z490 (LGA 1200) ATX motherboard with dual M.2, 14 DrMOS power stages, HDMI, DisplayPort, SATA 6 Gbps, Intel® 2.5Gb Ethernet, USB 3.2 Gen 2 Type-C®, Thunderbolt™ 3 support, and Aura Sync RGB lighting
    • Intel® LGA 1200 Socket: Ready for 10th Gen Intel® Core™ processors
    • Enhanced power solution: 12+2 DrMOS power stages, 6-layer PCB, ProCool sockets, alloy chokes and durable capacitors for stable power delivery
    • AI Overclocking: Quickly optimizes CPU performance based on the CPU and cooler, achieving results that are extremely close to manual tuning by experts
    • AI Cooling: Manages and controls all motherboard fans, automatically optimizing settings based on current system load and temperature
    • 5-Way Optimization: One-click, system-wide tuning delivers optimized overclocking and intelligent cooling for CPU or GPU-intensive tasks
    • Comprehensive cooling: VRM heatsink, M.2 heatsink, hybrid fan headers and Fan Xpert 4
    • Next-gen connectivity: Intel® 2.5 Gb Ethernet, front USB 3.2 Gen 2 Type-C® and Thunderbolt™ 3 header support
    • 1. DisplayPort
    • 2. HDMI
    • 3. 2x USB 2.0
    • 4. 4 x USB 3.2 Gen 2 (3 x Type-A + 1 x USB Type-C®)
    • 5. Intel® I225-V 2.5G Ethernet
    • 6. 2 x USB 3.2 Gen 1
    • 7. 8-ch Audio
    • 8. 2 x PCIe 3.0 x16
      • 2-Way SLI® & 3-Way CrossFireX™ Support
      • ASUS SafeSlot
    • 9. Crystal Sound 3
      • Realtek® S1220A Codec
      • Power Pre-Regulator
      • De-Pop Circuit
      • Audio Shielding
      • Premium Japanese Audio Capacitors
      • Dedicated Audio PCB Layers
      • DTS:X® Ultra
    • 10. 2 x AURA RGB headers
    • 11. 2 x Addressable Gen 2 headers
    • 12. ProCool Connector
    • 13. DrMOS
    • 14. Optimem II
    • 15. DDR4 4600(O.C.)/2933/2800/2666/2400/2133 Support
    • 16. Intel® Socket LGA 1200 for 10th Gen Intel® Core™, Pentium® Gold and Celeron® processors
    • 17. USB 3.2 Gen 1 header
    • 18. USB 3.2 Gen 2 TypeC® Connector
    • 19. 6 x SATA 3.0 Ports
    • 20. Intel® Z490 Chipset
    • 21. 2 x M.2 22110 PCIe 3.0 x4 mode
      • Intel® Optane™ Memory Ready
      • Flexible M.2 Heatsink
    • 22. Thunderbolt header
    • 23. USB 2.0 headers


    ASUS Prime series is expertly engineered to unleash the full potential of 10th Gen Intel® Core™ processors. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime Z490 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.

       
    Tune It Your Way

    Comprehensive controls form the foundation of the ASUS Prime series. The Prime Z490 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.

    5-Way Optimization


    ASUS 5-Way Optimization makes your PC smart, taking care of complex tuning with just one click. It dynamically optimizes essential aspects of your system, providing overclocking and cooling profiles that are tailored for your rig.
    • 5-Way Optimization is an automated tuning utility that optimizes overclocking and cooling profiles for your unique system configuration.
    • Fans stay whisper-quiet for everyday computing, and deliver optimal airflow when the system is crunching through CPU- or GPU-intensive tasks.
    • A stress test feature allows you to optimize and overclock for CPU- or memory-centric workloads.
    TPU

    CPU Performance Boost

    The TurboV Processing Unit (TPU) is an intelligent system-tuning utility that automatically fine-tunes voltages, monitors system stats, and adjusts overclocking parameters for optimal performance.
    EPU

    All-Around Energy Efficiency

    The Energy Processing Unit (EPU) automatically optimizes power consumption and maximizes energy savings with Away mode — a smart setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers.
    Fan Xpert 4

    Flexible Air- and Liquid-Cooling Controls

    Fan Xpert 4 software provides comprehensive control over fans, water pumps and all-in-one (AiO) coolers. Whether cooling with air or water, an Auto-Tuning mode intelligently configures all parameters with a single click. There's also an Extreme Quiet mode that reduces all fan speeds to below the default minimum to keep your system whisper-quiet when performing light tasks. Fans, water pumps and AiO coolers can also be controlled via the UEFI BIOS.
    Digi+ VRM Control

    Precise Digital Power Control

    The Digi+ voltage-regulator module (VRM) delivers real-time control over voltage droop, automatically switching frequency and power-efficiency settings. It also allows you to fine-tune your CPU for ultimate stability and performance.
    Turbo App

    App-Specific Optimization

    Turbo App allows you to define CPU overclocking, apply fan profiles, prioritize network data and optimize audio settings at the app level, so your system is set up exactly as needed.

    AI Overclocking
    ASUS AI Overclocking

    ASUS AI Overclocking is an intelligent utility that helps you get the most out of your build by automatically profiling your CPU and cooling system to predict optimal voltage and frequency settings.

    Accessible via the AI Suite software in Windows or directly through the UEFI, the intuitive AI Overclocking user interface enables users of all levels. A range of customizable settings are available for seasoned overclockers, and an auto-tuning option is available for beginners.
    AI Overclocking at a Glance
    Designed by Experts

    At the heart of AI Overclocking is a proprietary algorithm developed by ROG R&D engineers who worked with world-renowned overclockers to create a tool for users of all levels.
    Predictive Edge

    The algorithm analyzes your CPU and cooling system, and based on what it finds, predicts optimal settings. The software then uses these settings to automatically guide the clocking process, balancing frequency and voltage.
    Real-time Adjustments

    The software monitors workload, system temperature, fan speed and power draw every minute and it makes real-time adjustments to ensure ongoing optimal performance.
    AI Overclocking Guide

    The AI Overclocking Guide provides detailed information and instructions about how to tune your system manually. It can be accessed by hitting the F11 hotkey.
    Core Group Loading

    For high-core count processors like the Z490, AI Overclocking lists data according to core group. This gives you adaptive control based on the status of core groups (3 / 5 / 8 / all cores), and it provides target frequency and voltage estimations needed for manual tuning.
    AI Overclocking in AI Suite

    Onboard intelligence lets you automated overclocking with full, flexible control available via 5-Way Optimization within AI Suite (in Windows).

    AI Cooling

    ASUS AI Cooling function will automatically manage and control motherboard-connected fans to ensure optimal settings based on current system load and temperature.


    Self-Adaptive Fan Tuning
    CPU Temperature Detection

    AI Cooling detects CPU temperatures and uses a proprietary algorithm to calculate the lowest fan speed required to effectively cool the system and keep fan noise down.
    Automated Optimization

    Under stable system loads, the software then automatically lowers fan* speed to the optimal setting, decreasing fan noise without compromising performance.

    *Fans need to be connected to the following headers for AI Cooling control: CPU_FAN / CPU_OPT / CHA_FAN / M.2_FAN / H_AMP / RAD_FAN
    Ongoing Monitoring

    AI Cooling continues to monitor the system and adjust fan speed based on current load.
    Automatic Tuning

    One-click Activation

    AI Cooling can easily be activated via the Fan Xpert 4 dashboard in ASUS AI Suite 3. Once activated, it will override all manual controls.
    Manual Tuning

    Fan Speed References

    For those who prefer manual control, AI Cooling provides reference points on a graph that details fan speed in relation to temperature, providing a guide for fan settings.

    UEFI BIOS

    The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.
    Advance Mode

    Advanced Tuning for Serious Tweakers

    An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, and various Advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want.
    Prediction
    AI Overclocking monitors system vitals such as temperature, fan speed, and power draw to estimate overclocking performance.

    AI Overclocking Guide
    Refer to the guide offered in the UEFI BIOS for step-by-step instructions detailing how to use AI Overclocking.

    Search Function
    Quickly and easily find the option or setting you need.

    ASUS User Profile
    Port configuration settings between different BIOS versions or share them with friends.

    FlexKey
    Remap the reset button on the chassis to toggle Aura lighting, activate the DirectKey to go straight to the UEFI BIOS, or reset the system.
    EZ Mode

    Quick and Simple Setup

    EZ mode displays vital settings and stats and also offers guided wizards, drag-and-drop functionality, and one-click application of important settings — all to help you get your rig up and running in no time.
    AI Overclocking
    Enable AI Overclocking via a shortcut.

    Intuitive Graphical Fan Control
    Fine-tune individual fan settings simply by dragging a curve with the mouse.

    EZ XMP
    Improve DRAM performance with one click.

    Aura On/Off mode (Stealth)
    Easily enable or disable Aura RGB lighting or every onboard LED, for a subdued aesthetic touch.
    Cool to the Core

    Prime Z490 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.

    Heatsinks
    M.2 Heatsink

    M.2 Heatsink

    An M.2 drive sits under a passive heatsink to ward off the throttling that can occur with sustained transfers. The heatsink is held in place by easily-removable captive screws, giving you the flexibility to move it to another M.2 slot.

    Removable captive screws reduce risk of drops or loss during heatsink removal.
    VRM Heatsink

    VRM Heatsink and Thermal Pads

    Two massive VRM heatsinks with underneath thermal pads improve heat transfer from the MOSFETs and chokes for better cooling performance. A bundled fan holder provides additional cooling options.
    SoC VRM Heatsink

    Stack Cool 3+

    2-ounce copper layers draw heat away from critical components to keep them at their optimal operating temperatures.

    Cooler by Design

    Prime Z490 series features comprehensive cooling controls that are configurable via Fan Xpert 4 software or via the UEFI BIOS.

    Multiple Temperature Sources

    Each header can dynamically reference three thermal sensors. Fan Xpert 4 allows you to map the temperature of supported ASUS graphics cards to optimize cooling for GPU- and CPU-intensive tasks.

    Dual Pump Headers

    A dedicated header supplies over 3 amps for high-performance PWM or DC water pumps, plus a second dedicated header for AiOs.

    Smart Protection

    A dedicated integrated circuit protects each fan header from overheating and overcurrent.

    4-Pin PWM/DC Fan

    Each onboard header supports auto-detection of PWM or DC fans.
    Build on a Solid Foundation

    Prime Z490 series is built to handle the additional cores and increased bandwidth of 10th Generation Intel® Core™ processors. A Z490 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.

    Power Design


    Robust Power Design

    Stable power is essential to extract every last bit of performance out of 10th Generation Intel Core processors, Prime Z490 motherboard is geared to cater to the demands of these high-core count CPUs.


    ProCool Connectors

    Proprietary connectors augment the motherboard's link to the PSU with 8+4 pin connectors that pass 12 volts of power directly to the processors. Each jack features solid pins that can handle more current than hollow-pin connectors.
    12+2 DrMOS Power Stages

    A VRM with 12+2 DrMOS power stages delivers the power and efficiency that the latest Intel processors demand.

    Memory


    ASUS OptiMem II

    Revisions to the motherboard's trace routing provide the latest Intel processors with unrestricted access to memory bandwidth. ASUS OptiMem II technology carefully maps memory signal pathways across different PCB layers to reduce vias and adds shielding zones that significantly reduce crosstalk.
    ASUS OptiMem II benefits:
    • Improved memory stability and compatibility
    • Allows lower memory latencies at equivalent voltages
    • Improved memory frequency margin

    Motherboards with OptiMem II technology were tested with Synopsys HSPICE simulation software

    Top layer – ground ring to prevent lateral interference

    Storage
    Dual M.2 (up to 32 Gbps)

    Dual M.2 slots support data-transfer speeds of up to 32 Gbps via x4 PCI Express® 3.0 bandwidth, enabling quicker boot-up and app load times with OS or application drives.

    * Actual transmission speeds will be lower than the theoretical maximum speed.

    Connectivity
    USB 3.2 Gen 2 Type-A & Type-C

    Numerous USB ports support high-end rigs loaded with peripherals, including a front-panel USB Type-C® connectors with fast USB 3.2 Gen 2 connectivity for compatible cases.
    Thunderbolt™ 3 Support

    Prime Z490-A supports ThunderboltEX 3-TR, an Intel certified Thunderbolt™ 3 add-on card that enables bi-directional speeds of up to 40 Gbps via a single cable. Additionally, an integrated Thunderbolt 3 header can support up to six devices in a daisy-chain and provide up to 100 watts of power to fast-charge devices.
    Intel® 2.5 Gb Ethernet

    Intel Ethernet Connection I225-V reduces CPU overhead and offers exceptionally high TCP and UDP throughput for faster, smoother data transfer.

    Lower CPU Workload | High TCP & UDP throughput
    \ LANGuard

    ASUS LANGuard is a hardware-level network protection feature that integrates advanced signal-coupling technology and premium anti-EMI surface-mounted capacitors to improve throughput and ensure a more reliable connection.
    \ Turbo LAN

    Turbo LAN with cFosSpeed traffic-shaping technology reduces network lag and allows you to adjust application network transmission priorities in just one click.
    Little Things Make a Big Difference

    Prime Z490 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.

    Audio

    Exclusive Codec


    Realtek Codec and Unique Design Features for Pristine, Powerful Audio
    Prime Z490-A utilizes a unique audio codec designed in close collaboration with Realtek — the Realtek S1220A. It also features an unprecedented 120 dB signal-to-noise ratio for the stereo line out and a 113 dB SNR for the line in, providing pristine audio quality. Additionally, an impedance-sensing circuit automatically adjusts gain to ensure an optimal volume range for your headphones.
    DTS:X® Ultra adds a spatial audio feature to boost headphones and speakers for enhanced gaming, VR, and extended-reality experiences. DTS:X Ultra supports sound based on channels, scenes, and objects to allow for deeper sonic immersion in enabled content. It also provides post-processing enhancements and device-level tuning for DTS® codecs.
    Crystal Sound 3


    Flawless Audio that Immerses You in the Game
    Power Pre-Regulator

    Reduces power-input noise to ensure consistent performance.

    Audio Shielding

    Separates analog/digital signal domains, significantly reducing multi-lateral interference.

    Separate Layer for Left and Right Tracks

    Ensures minimal crosstalk between audio paths.
    Integrated Amplifier

    Capable of driving high-impedance headphones, without rolling-off high or low frequencies.

    De-Pop Circuit

    Reduces start-up popping noise to all audio outputs.

    Premium Japanese Capacitors

    Premium parts provide an immersive sound signature, with exceptional fidelity.

    Personalization
    Aura Sync

    Outshine the Competition

    A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for the built-in RGB LEDs as well as strips and devices connected to the onboard RGB headers - and it can all be synced with an ever-growing portfolio of Aura-capable hardware.

    Static

    Breathing

    Strobing

    Rainbow

    Color Cycle

    Starry Night

    Music Effect

    Smart
    Addressable Gen 2 RGB Header

    Two addressable Gen 2 RGB headers are now capable of detecting the number of LEDs on second-gen addressable RGB devices, allowing the software to automatically tailor lighting effects to specific devices. The new headers also offer backward-compatibility with existing Aura RGB gear.

    Armoury Crate

    Armoury Crate is a new software utility designed to give you centralized control of supported products. From a single intuitive interface, Armoury Crate allows you to easily customize RGB lighting and effects for every compatible device in your arsenal. The software also provides control of settings for an ever-growing number of ASUS products, including keyboard and mouse preferences. Armoury Crate even features dedicated product registration and highlight to help you stay in touch with the ASUS community.
    Aura Sync
    Driver & Manual
    Driver & Manual
    Account Management
    Account Management

    DIY friendly
    SafeSlot

    Protect Your Graphics Card

    SafeSlot is the PCIe slot reinvented by ASUS and engineered to provide superior retention and shearing resistance. Manufactured in a single step using a new insert-molding process, SafeSlot integrates fortifying metal for an inherently stronger slot, which is then firmly anchored to the PCB through additional solder points.
    FlexKey

    The Chassis Reset Button – Reassigned

    FlexKey is a front-panel header that lets you customize the reset button on the front-panel of your chassis to provide quick access to Aura lighting controls, DirectKey or system reset.
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
    • PCB colour and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
    • *Precise specifications and features vary by model . Please refer to the specification page
    • The product (electrical , electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
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    About ASUS

    ASUS aspires to deliver the incredible in everything it does. With more than 17,000 employees around the globe with a world-class R&D team of 5,500 engineers, ASUS is dedicated to the design and manufacture of products that perfectly meet the needs of today’s (and tomorrow’s) digital home and office. ASUS’ broad portfolio includes motherboards, graphics cards, displays, desktop PCs, all-in-one PCs, laptops, servers, wireless networking devices, tablets, smartphones and wearables. Driven by innovation and committed to quality, the company won 4,385 awards and earned approximately US$13.3 billion of revenue in 2016.

    © 2020 ASUS Computer International. All Rights Reserved. ASUS is a registered trademark of ASUSTeK Computer. All specifications and terms are subject to change without notice. Please check with your supplier for exact offers on selected models. Products may not be available in all markets. Product may not be exactly as shown in photos. Actual colors may differ from their appearance due to variation of monitor restrictions and color processing. All trademarks are registered to their respective companies. ASUS shall not be liable for technical or editorial errors or omissions contained herein.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
    • CONTACT

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