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GIGABYTE B550 AORUS Pro

B550 · AM4 · ATX
GIGABYTE B550 AORUS Pro product image

General

ChipsetB550
SocketAM4
Form FactorATX
Supported CPU FamiliesAthlon - Dali, Ryzen 3000, Ryzen 4000, Ryzen 4000G, Ryzen 5000, Ryzen 5000G

Highlights

Memory4× DDR4 · max 128 GB · 5400 MT/s
M.2 Slots2×
GPU Slots3× x16 · PCIe 4.0
Fastest USBUSB 10 Gbps
NetworkLAN 2.5 Gbps
Power Stages6+2 phases · 50 A

Manufacturer Links

BIOS downloads ↗CPU support list ↗Driver downloads ↗Memory QVL ↗
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Memory

Memory TypeDDR4
Max RAM Speed5400 MT/s
Max RAM128 GB
DIMM Slots4
RAM Form FactorDIMM
ECC SupportYes

Expansion and Storage

PCIe Version4.0
PCIe x16 Slots3
PCIe x1 Slots2
PCIe Slot Modes
1× PCIe 4.0 x16
2× PCIe 3.0 x16 · electrical: 1× x4 + 1× x2
2× PCIe 3.0 x1
M.2 Slots
M.2_1: PCIe 4.0 x4 · SATA supported
M.2_2: PCIe 3.0 x4
SATA Ports6
Highest USBUSB 10 Gbps
RAID0/1/10

Power Delivery (VRM)

Phase Layout6+2
CPU Phases6
SoC Phases2
Amps per Phase50 A
PWM ControllerRAA229004 (max. 8 phases)
MOSFET12x 50A SiC651C (DrMOS)

Connectivity and Audio

Audio CodecRealtek ALC1220
LAN ChipRealtek RTL8125B (2.5Gb/s)
Rear I/O
6× USB 2.0 Type-A
3× USB 5Gbps Type-A
2× USB 10Gbps Type-A
1× USB 10Gbps Type-C
1× HDMI
1× 2.5 Gbps LAN
5× Audio jacks (3.5 mm)
1× S/PDIF optical out
Front Panel Headers
4× USB 2.0
2× USB-A 5Gbps
HD Audio (front audio)
Case Fan Headers
5× 4-pin PWM fan
3× Pump (liquid cooling)
RGB Header
2× ARGB (5V 3-pin)
3× RGB (12V 4-pin)
RGB Zones
RGB
2 zones (audio signal path, I/O cover)
TPM HeaderYes
BIOS Chip32 MB
Dual BIOSNo
Special Features
Audio+solid capacitors
Diagnostic LED (LED indicators)
I/O-shield integrated
2x M.2 passive heatsink