MSI B550-A PRO AM4 ATX MB 4xDDR4 2xPCIE 2xM.2 HDMI DP RAID LAN TPM 6xSATAIII 2xUSB3.2 8xUSB2.0

MSI B550-A PRO PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.

With more cores’ processors, thermal and power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink with 7W/mK thermal pad ensures even high-end processors to run in full speed with MSI motherboards.

SOCKET AM4
CPU (MAX SUPPORT) RYZEN 9
CHIPSET AMD® B550 Chipset
DDR4 MEMORY 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400 + Mhz by JEDEC and A-XMP OC MODE
MEMORY CHANNEL Dual
DIMM SLOTS 4
MAX MEMORY (GB) 128
PCI-E X16 2
PCI-E GEN Gen4 / Gen3
PCI-E X1 2
SATAIII 6
M.2 SLOT 2
RAID 0/1/10
TPM (HEADER) 1
LAN 1x Realtek® RTL8111H Gigabit LAN
USB 3.2 PORTS (FRONT) 1(Gen 1, Type C), 2(Gen 1, Type A)
USB 3.2 PORTS (REAR) 1(Gen 2, Type C), 1(Gen 2, Type A), 2(Gen 1, Type A)
USB 2.0 PORTS (FRONT) 4
USB 2.0 PORTS (REAR) 4
SERIAL PORTS(FRONT) 1
AUDIO PORTS (REAR) 6 HD audio connectors
DISPLAYPORT 1
HDMI 1
DIRECTX 12
FORM FACTOR ATX
CROSSFIRE Y
OPERATING SYSTEM Support for Windows® 10 64-bit

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