Mainboard ASROCK AMD B450 SAM4 Micro-ATX Memory DDR4 Memory slots 4 1xPCI-Express 2.0 1x 1xPCI-Express 2.0 16x 1xPCI-Express 3.0 16x 2xM.2 1x15pin D-sub 1xDVI-D 1xHDMI 2xAudio-In 1xAudio-Out 2xUSB 2.0 5xUSB 3.2 1xUSB-C 1xPS/2 1xRJ45 B450MPRO4R2.0

AMD B450 micro ATX Audio 7.1 channels CPU AMD Socket Socket AM4 Series AMD Ryzen™ 5/AMD Ryzen™ 7/AMD Ryzen™ 3 Supported memory types DDR4-SDRAM 4xNumber of memory slots Memory slots type DIMM Supported storage drive interfaces M.2,PCI Express 3.0,SATA III On-board graphics card Yes 4096 x 2160 pixels Discrete graphics support Yes 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 1xDVI-D ports quantity