B550MPRO MSI B550M PRO AMD B550 Chipset AM4 Socket AMD Ryzen 5000/3000/4000 G-Series M-ATX Motherboard
MSI B550M PRO AMD B550 Chipset AM4 Socket AMD Ryzen 4000 G-Series M-ATX Motherboard, 2x DDR4 memory slots, support up to 64GB, 1x 24-pin ATX main power connector, 1x 8-pin ATX 12V power connector, 4x SATA 6Gb/s connectors, 1x Serial port connector, 1x M.2 slot (M-Key), 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports), 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports), 1x 4-pin CPU fan connector, 1x 4-pin system fan connector, 1x Front panel audio connector, 2x System panel connectors, 1x Chassis Intrusion connector, 1x 4-pin RGB LED connector, 1x 3-pin RAINBOW LED connector, 1x TPM module connector, 1x Clear CMOS jumper, VGA, Keyboard / Mouse, LAN port, HDMI, DisplayPort, 2 x USB 2.0 Ports, 4 x USB 3.2 Gen 1 5Gbps Type-A, Audio Connectors, M-ATX Form Factor, 24.4 cm x 21 cm