MOTHERBOARD

B550M Pro4
Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors*
8 Power Phase Design, Digi Power
Supports DDR4 4733+ (OC)
1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 1 PCIe 3.0 x1, 1 M.2 Key E for WiFi
Graphics Output Options: HDMI, DisplayPort, D-Sub
AMD CrossFireX™
7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio
6 SATA3, 1 Hyper M.2 (PCIe Gen4 x4), 1 M.2 (PCIe Gen3 x2 & SATA3)
2 USB 3.2 Gen2 (Rear Type A+C), 8 USB 3.2 Gen1 (4 Front, 4 Rear)
Realtek Gigabit LAN
*Not compatible with AMD Athlon™ Processors.

Form Factor
- Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm
- Solid Capacitor design
- 2oz Copper PCB
OS
- Microsoft® Windows® 10 64-bit / 11 64-bit
Certifications
- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)

PROCESSOR
Supports 1st, 2nd and 3rd Gen AMD Ryzen™ / Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD Ryzen™ with Radeon™ Graphics / Athlon™ with Radeon™ Vega Graphics and A-series / Athlon X4 Desktop Processors for Socket AM4

CHIPSET
AMD® 320 Chipset

ONBOARD GRAPHICS
1 x DVI-D port, supports a maximum resolution of 1920x1200@60Hz1,2
1 x HDMI™ port 1.4, supports a maximum resolution of 4096x2160@30Hz1,2
Only support when using AMD® Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD Ryzen™ with Radeon™ Graphics/ Athlon™ with Radeon™ Vega Graphics ProcessorsMaximum shared memory of 2048 MB

STORAGE
AMD® A320 Chipset
4 x SATA 6Gb/s ports
Supports RAID 0, RAID 1 and RAID 10

SOCKET= AM4
CHIPSET = AMD® A320 Chipset
MEMORY CHANNEL = Dual
DIMM SLOTS = 2
MAX MEMORY (GB) = 64GB
PCI-E X16 = 1
PCI-E GEN = GEN 3
PCI-E X1= 1
SATAIII = 4
RAID =0/1/10
TPM (HEADER) = 1
USB 3.2 PORTS (FRONT)= 2(Gen1, Type A)
USB 3.2 PORTS (REAR) = 4(Gen1, Type A)
USB 2.0 PORTS (FRONT) =4
USB 2.0 PORTS (REAR)=2
SERIAL PORTS(FRONT)=1
AUDIO PORTS (REAR)=Realtek® ALC892/ALC897 Codec
DVI-D=1
HDMI=1
DIRECTX=12
OPERTING SYSTEM=Support for Windows® 10 64-bit
Support for Windows® 7 64-bit
* To support Windows® 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU.
FORM FACTOR=m-ATX

DIMENSIONS
8.9 in. x 7.4 in. (22.6 cm x 18.7 cm)
m-ATX Form Factor