ASUS Prime B450M-A II AMD AM4 (Ryzen 5000, 3rd/2nd/1st Gen Ryzen Micro ATX Motherboard (128GB DDR4, 4400 O.C.), NVMe, HDMI 2.0b/DVI/D-Sub, USB 3.2 Gen 2, BIOS Flashback, and Aura Sync)
This means the product was tested and repaired as required to meet the standards of the refurbisher, which may or may not be the original manufacturer. Any exceptions to the condition of the item outside the manufacturer’s information should be provided in the listing, up to and including warranty details.
AMD AM4 Socket : Compatible to Ryzen 5000, 3rd/2nd/1st Gen AMD Ryzen CPUs.Operating System : Windows 10 64-bit. Windows 7 64-bit
Designed for Productivity: USB 3.2 Gen 2 with 10Gbps ultra-fast transfer speed, onboard M.2 support, 4xDIMMs support up to 128GB DDR4 with 4400 (O.C.) performance, HDMI 2.0b/DVI/D-Sub
Optimized Cooling: VRM and PCH heatsink with extensive surface, thermal pads help transfer heat from the inductor and phase array to the heatsink. Flexible fan controls for ultimate cooling and quietness with ASUS exclusive Fan Xpert 2 plus
Built to Last: all-round protection with LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards and stainless-steel back I/O, 1000 plus compatible devices, 8000 plus Validation Hours
PC DIY Friendly: With BIOS
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Overview
Specs
Reviews
Learn more about the ASUS Prime B450M-A II
Model
Brand
ASUS
Model
Prime B450M-A II
Supported CPU
CPU Socket Type
AM4
CPU Type
AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen / 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics / Athlon with Radeon Vega Graphics Processors * * Refer to www.asus.com for CPU support list
Chipsets
Chipset
AMD B450
Memory
Number of Memory Slots
4x288pin (DDR4)
Memory Standard
DDR4 4400(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3400(O.C.)/ 3300(O.C.)/ 3200(O.C.)/ 3000(O.C.)/ 2800(O.C.)/ 2666/ 2400/ 2133 MHz Un-buffered Memory * ECC Memory (ECC mode) support varies by CPU. * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). * The maximum memory frequency supported varies by processor.
Maximum Memory Supported
128GB
Channel Supported
Dual Channel
Expansion Slots
PCI Express 3.0 x16
3rd/2nd/1st Gen AMD Ryzen Processors 1 x PCIe 3.0 x16 (x16 mode) 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics Processors 1 x PCIe 3.0 x16 (x8 mode) AMD Athlon with Radeon Vega Graphics Processors 1 x PCIe 3.0 x16 (x4 mode)
PCI Express x16
None
PCI Express x1
2 x PCI Express 2.0 x1 slots
Storage Devices
SATA 6Gb/s
6 x SATA 6Gb/s
M.2
3rd/2nd/1st Gen AMD Ryzen / 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics: * 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x4 mode) Athlon with Radeon Vega Graphics Processors: * 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA mode)
* The M.2 slot shares bandwidth with the SATA6G_5/6 ports, and therefore the SATA6G_5/6 ports cannot be used when an M.2 device is installed.
SATA RAID
0/1/10
Onboard Video
Onboard Video Chipset
Integrated Graphics in the 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics / Athlon with Radeon Vega Graphics Processors * 1 x D-Sub 1 x DVI-D 1 x HDMI 2.0b * Graphics specifications may vary between CPU types.
Onboard Audio
Audio Chipset
Realtek High Definition Audio CODEC
Audio Channels
7.1 Channels
Onboard LAN
LAN Chipset
Realtek RTL8111H
Max LAN Speed
1Gbps
Rear Panel Ports
Back I/O Ports
1 x PS/2 keyboard/mouse combo port(s) 1 x DVI-D 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A) 4 x USB 3.2 Gen 1 (blue) Type-A 3 x Audio jack(s) 1 x BIOS FlashBack Button(s)
HDMI
1 x HDMI
USB 3.0
3 x USB 3.0
Internal I/O Connectors
Onboard USB
1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin) 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
Other Connectors
1 x CPU Fan connector(s) (1 x 4-pin) 2 x Chassis Fan connector(s) (2 x 4-pin) 1 x SPI TPM header 1 x COM port(s) connector(s) 1 x S/PDIF out header(s) 1 x Front panel audio connector(s) (AAFP) 1 x System panel(s) 1 x Clear CMOS jumper(s) 1 x COM port header 1 x Speaker connector 1 x RGB Header
Physical Spec
Form Factor
Micro ATX
LED Lighting
RGB
Dimensions (W x L)
9.6" x 9.5"
Power Pin
1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s)
Software Feature
Windows 11
Supported
Features
Features
Software Features: ASUS Exclusive Software Armoury Crate - AURA Creator - AURA Sync AI Suite 3 - Performance and Power Saving Utility TurboV EVO EPU DIGI+ VRM Fan Xpert 2+ PC Cleaner - EZ update - System Information ASUS CPU-Z AI Charger ASUS EZ Installer DAEMON Tools Norton Anti-virus software (Free Trial for 60 days) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode
ASUS Special Features: ASUS 5X PROTECTION III - ASUS DIGI+ VRM - ASUS LANGuard - ASUS Overvoltage Protection - ASUS SafeSlot Core - ASUS Stainless-Steel Back I/O ASUS Q-Design - ASUS Q-DIMM - ASUS Q-Slot ASUS Thermal Solution - Aluminum heatsink design ASUS EZ DIY - BIOS FlashBack button - BIOS FlashBack LED AURA Sync - AURA RGB header ASUS Lighting Control
BIOS: 256MB Flash ROM, UEFI AMI BIOS
Operating System: Windows 10 64-bit Windows 7 64-bit * * To support Windows 7 64-bit, please install an AMD Ryzen 2nd Generation or Ryzen 1st Generation Processor.
Packaging
Package Contents
Accessories: User's manual I/O Shield 2 x SATA 6Gb/s cable(s) 1 x M.2 Screw Package 1 x Supporting DVD
Additional Information
Date First Available
January 31, 2024
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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.