MSI B550M-A PRO Motherboard AMD Ryzen AM4 2x DIMM Slots (Max 64GB) 1x PCI-e 4.0 1x HDMI DVI 1x M.2 4x SATA3 6x USB 3.2 Gen 1 6x USB 2.0 | B550M-A PRO

MSI B550M-A PRO Motherboard AMD Ryzen AM4 2x DIMM Slots (Max 64GB) 1x PCI-e 4.0 1x HDMI DVI 1x M.2 4x SATA3 6x USB 3.2 Gen 1 6x USB 2.0

SOCKET AMD Socket AM4
CHIPSET AMD® B550 Chipset
MEMORY CHANNEL Dual
DIMM SLOTS 2
MAX MEMORY (GB) 64
PCI-E X16 1
PCI-E GEN Gen4 / Gen3
PCI-E X1 1
SATAIII 4
M.2 SLOT 1
RAID 0/1/10
TPM (HEADER) 1
USB 3.2 PORTS (FRONT) 2(Gen 1, Type A)
USB 3.2 PORTS (REAR) 4(Gen 1, Type A)
USB 2.0 PORTS (FRONT) 4
USB 2.0 PORTS (REAR) 2 (Type A)
SERIAL PORTS(FRONT) 1
AUDIO PORTS (REAR) Realtek® ALC892/ALC897 Codec
DVI-D 1
HDMI 1
DIRECTX 12
CPU SUPPORT Support for Windows® 10 64-bit
FORM FACTOR MATX

Product Last Updated: 20/06/2025

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