BIOSTAR B550MH, AMD B550, sock. AM4 - B550MH

Supports AMD Ryzen 3rd Gen (Matisse/ Renoir) and 4th Gen (Vermeer) processors
AMD B550 single chip architecture
Supports 2-DIMM DDR4-4933+(OC)/4800(OC)/4600(OC)/4400(OC)/4000(OC)/3800(OC)/3600(OC)/3200/2933/2667/2400/2133/1866
Supports USB 3.2 Gen1
Supports PCIe M.2 4.0 (64Gb/s)
Supports HDMI 4K resolution

Rear I/O:1 x PS/2 Keyboard1 x PS/2 Mouse1 x HDMI Port1 x VGA Port1 x LAN port4 x USB 3.2 (Gen1) Ports2 x USB 2.0 Ports3 x Audio JackInternalI/O:4 x SATA III (6.0Gb/s) Connectors2 x USB 2.0 Header (each header supports 2 USB 2.0 ports)2 x USB 3.2 (Gen1) Header (each header supports 2 USB 3.2 (Gen1) ports)1 x 8-Pin Power Connector1 x 24-Pin Power Connector1 x CPU Fan Connector1 x System Fan Connector1 x Front Panel Header1 x Front Audio Header1 x Clear CMOS Header1 x Internal Stereo Speaker Header1 x COM Port Header[