• mATX motherboard with Socket AM4 for AMD Ryzen (3. Generation) • AMD B550 chipset, no graphics • 128 GB max. RAM DDR4-2133, 2400, 2666, 2933 up to 5200(OC) MHz • USB3.2 (Gen2, type A), M. 2, HDMI, DVI • 12+2 Phases Digital VRM, Q-Flash Plus Update BIOS..