Mainboard, ASUS, AMD B550, SAM4, MicroATX, 1xPCI-Express 3.0 1x, 1xPCI-Express 3.0 16x, 2xM.2, 1xPCI-Express 4.0 16x, Memory DDR4, Memory slots 4, 1xHDMI, 1xDisplayPort, 2xUSB 2.0, 1xUSB type C, 5xUSB 3.2, 1xPS/2, 1xOptical S/PDIF, 1xRJ45, 5xAudio port, T