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