ASUS TUF GAMING B550M-PLUS AMD B550 micro ATX gaming motherboard (ASUS TUF GAMING B550M-PLUS) - Build in AMD AM4 Socket 3rd Gen AMD Ryzen™ Processors, Memory: 4x DIMM, Max. 128GB, DDR4 4600MHz, Expansion Slots: 1 x PCIe 4.0 x16 (x16 mode),1 x PCIe 3.0 x16 (x4 mode) *1, 1 x PCIe 3.0 x1, Storage: 1 x M.2 Socket 3(PCIE 4.0 x4 and SATA modes), 1 x M.2 Socket 3(PCIE 3.0 x4 and SATA modes),4 x SATA 6Gb/s ports, Operating System: Windows 10 64-bit, Form Factor: 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm ), Onboard VGA Output Available: 1x HDMI + 1x DP