Mainboard|ASROCK|AMD B550|SAM4|MicroATX|1xPCI-Express 3.0 1x|1xPCI-Express 3.0 16x|1xM.2|1xPCI-Express 4.0 16x|Memory DDR4|Memory slots 4|1x15pin D-sub|1xHDMI|1xDisplayPort|2xUSB 2.0|1xUSB type C|5xUSB 3.2|1xPS/2|1xRJ45|3xAudio port|B550MPRO4

AMD B550 | micro ATX | Audio 7.1 channels | CPU AMD | Socket Socket AM4 | Series AMD Ryzen 3000 Series | Supported memory types DDR4-SDRAM | 4xNumber of memory slots | Memory slots type DIMM | Supported storage drive interfaces M.2,SATA III | 5120 x 2880 pixels | 2xUSB 2.0 ports quantity | 4xUSB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1xUSB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1xUSB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1xEthernet LAN (RJ-45) ports | 1xVGA (D-Sub) ports quantity | 1xHDMI ports quantity | Weight 465 g