Micro ATXASRock Super AlloySupports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Summit Ridge & Raven Ridge)Supports DDR4 3200+ (OC) (Ryzen CPU) / 2400 (A-series APU)1 PCIe 3.0 x16, 1 PCIe 2.0 x1Graphics Output:HDMI, DVI-D, D-SubSupports Triple Monitor7.1 CH HD Audio (Realtek ALC887 Audio Codec), ELNA Audio Caps4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4 & SATA3)6 USB 3.1 Gen1 (2 Front, 4 Rear)Realtek Gigabit LAN