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GIGABYTE B550 AORUS PRO AC AM4 AMD B550 ATX Motherboard with Dual M.2, SATA 6Gb/s, USB 3.2 Gen 2, Intel 802.11ac, 2.5 GbE LAN, PCIe 4.0

OPEN BOX Product Type
  • Support for Ryzen 5000 Series with BIOS UPDATE
  • Supports AMD Ryzen 5000 Series / 3rd Gen Ryzen and 3rd Gen Ryzen with Radeon Graphics Processors
  • Dual Channel ECC/Non-ECC Unbuffered DDR4, 4 DIMMs
  • True 12+2 Phases Digital VRM Solution with 50A DrMOS
  • Advanced Thermal Design with Fins-Array Heatsink and Direct Touch Heatpipe
  • Ultra Durable PCIe 4.0 Ready x16 Slot
  • Dual Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 with Thermal Guards
  • Onboard Intel Dual Band 802.11ac & BT 4.2 Wireless with AORUS Antenna
  • AMP-UP Audio with ALC1220-VB and WIMA Capacitors for Rear 120dB SNR
  • Blazing Fast 2.5GbE LAN with Bandwidth Management
  • USB 3.2 Gen2 Type-C & HDMI Support
  • RGB FUSION 2.0 with Multi-Zone Addressable LED Light Show Design
  • Support Addressable LED & RGB LED Strips
  • Smart Fan 5 Features Multiple Temperature Sensors
  • Hybrid Fan Headers with FAN STOP
  • Q-Flash Plus Update BIOS without Installing the CPU, Memory and GPU
  • Pre-installed IO Shield for Easy and Quick Installation
The Open Box Product Disclaimer applies to this product. Please note that this product is non-returnable and non-refundable.
Specs

Learn more about the GIGABYTE B550 AORUS PRO AC

Model
Brand GIGABYTE
Model B550 AORUS PRO AC
Supported CPU
CPU Socket Type CPU Socket TypeAM4
CPU Type Supports AMD Ryzen 5000 Series processors*
Supports 3rd Generation AMD Ryzen processors
Supports 3rd Generation AMD Ryzen with Radeon Graphics processors

* Support for Ryzen 5000 Series with BIOS UPDATE. Refer to GIGABYTE website for CPU support list.
Chipsets
Chipset ChipsetAMD B550
Memory
Number of Memory Slots 4x288pin (DDR4)
Memory Standard DDR4 5400(OC) / 5200(OC) / 5000(OC) / 4866(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (3rd Gen AMD Ryzen with Radeon Graphics processors)

DDR4 5200(OC) / 5000(OC) / 4866(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (3rd Gen AMD Ryzen Processors)

DDR4 5100(OC) / 5000(OC) / 4866(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen 5000 series Processors)
Maximum Memory Supported 128GB
Channel Supported Channel SupportedDual Channel
ECC Supported Yes
Buffer Supported Un-buffered
Expansion Slots
PCI Express 4.0 x16 1 x PCI Express 4.0 x16*

* Actual support may vary by CPU.
PCI Express 3.0 x16 PCI Express 3.0 x162 x PCI Express 3.0 x16*

* The M2B_SB connector shares bandwidth with the PCIEX4 slot. The PCIEX4 slot will become unavailable when an SSD is installed in the M2B_SB connectors.
* The PCIEX2 slot shares bandwidth with the SATA3 4, 5 connectors. The PCIEX2 slot will become unavailable when a device is installed in the SATA3 4 or SATA3 5 connector.
PCI Express x1 2 x PCI Express x1
Storage Devices
SATA 6Gb/s SATA 6Gb/s6 x SATA 6Gb/s
M.2 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs:
- 3rd Generation AMD Ryzen processors support SATA and PCIe 4.0 x4/x2 SSDs
- 3rd Generation AMD Ryzen with Radeon Graphics processors support SATA and PCIe 3.0 x4/x2 SSDs

1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs:
- support PCIe 3.0 x4/x2 SSDs
SATA RAID 0/1/10
Onboard Video
Onboard Video Chipset Onboard Video ChipsetSupported only by CPU with integrated graphic
Onboard Audio
Audio Chipset Audio ChipsetRealtek ALC1220-VB codec

* The back panel line out jack supports DSD audio.
Audio Channels Audio Channels7.1 Channels
Onboard LAN
LAN Chipset Realtek 2.5GbE LAN chip
Max LAN Speed 2.5Gbps
Wireless LAN Intel Wi-Fi 3168
WIFI802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2
Rear Panel Ports
Back I/O Ports 1 x HDMI port
2 x SMA antenna connectors (1T1R)
3 x USB 3.2 Gen 1 ports
1 x USB Type-C port, with USB 3.2 Gen 2 support
2 x USB 3.2 Gen 2 Type-A ports (red)
6 x USB 2.0/1.1 ports
1 x Q-Flash Plus button
1 x RJ-45 port
1 x optical S/PDIF Out connector
5 x audio jacks
Internal I/O Connectors
Onboard USB 1 x USB 3.2 Gen 1 header
2 x USB 2.0/1.1 headers
Other Connectors 1 x CPU fan header
1 x water cooling CPU fan header
4 x system fan headers
2 x system fan/water cooling pump headers
1 x CPU cooler LED strip/RGB LED strip header
2 x addressable LED strip headers
2 x RGB LED strip headers
1 x front panel header
1 x front panel audio header
1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
2 x temperature sensor headers
1 x Clear CMOS jumper
Physical Spec
Form Factor ATX
LED Lighting RGB
Dimensions (W x L) 12.0" x 9.6"
Power Pin 1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
Software Feature
Windows 11 Supported
Features
Features I/O Controller:
iTE I/O Controller Chip

H/W Monitoring:
Voltage detection
Temperature detection
Fan speed detection
Water cooling flow rate detection
Overheating warning
Fan fail warning
Fan speed control
* Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.

BIOS:
1 x 256 Mbit flash
Use of licensed AMI UEFI BIOS
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Unique Features:
Support for APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
@BIOS
EasyTune
Fast Boot
Game Boost
ON/OFF Charge
RGB Fusion
Smart Backup
System Information Viewer
Support for Q-Flash Plus
Support for Q-Flash
Support for Xpress Install

Bundled Software:
Norton Internet Security (OEM version)
XSplit Gamecaster + Broadcaster (12 months license)
Realtek 8125 Gaming LAN Bandwidth Control Utility

Operating System:
Support for Windows 10 64-bit
Additional Information
Date First Available January 26, 2021

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

  • Return for refund within: non-refundable, this item is Final Sale
  • Return for replacement within: non-replaceable, this item is Final Sale
  • This item is covered by Newegg.ca's Final Sale Return Policy. Read full return policy for details.

Open Box Product Disclaimer

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