AMD B550 4x DDR4 max. 128GB, PCI-E 4.0 x16, PCI-E 3.0 x16, PCI-E 3.0 x16 (x4), PCI-E 3.0 x1, 7.1 HD Audio, LAN 2.5Gb, 4x SATA3 (RAID 0/1//10), 2x M.2 PCIe, 4x USB3.2 Gen1, 2x USB3.2 Gen2, USB3.2-C, Intel®Wi-Fi 6, Bluetooth 5.1, 1x HDMI, 1x DisplayPort, Optical S/PDIF out, PS/2