Micro-ATX Form Factor AMD B550 Chipset AMD AM4 Socket 4 x Dual-Channel DDR4 DIMMs 4 x SATA III, 2 x M.2 1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 (x4) 1 x PCIe 3.0 x1 Slot USB 3.2 Gen 1, USB 2.0 Gigabit LAN Port Windows 10 & 11 (64-Bit) Support