ASRock B450 Pro4 R2.0 Super Alloy AMD AM4 Socket Motherboard, ATX, 4x DDR4 Slots, 2x M.2 Sockets, GbE LAN, 1x D-Sub / 1x DisplayPort / 1x HDMI PortWINDOWS 11 READY AMD AM4 Socket Supports DDR4 3200+ (OC) 2 PCIe 3. 0 x16, 4 PCIe 2. 0 x1 AMD Quad CrossFireX? Graphics Output: HDMI, Display Port, D Sub 7. 1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 6 SATA3, 1 Ultra M. 2 (PCIe Gen3 x4), 1 M. 2 (PCIe Gen3 x2 & SATA3) 2 USB 3. 1 Gen2 (Rear Type A+C) 6 USB 3. 1 (2 Front, 4 Rear) Realtek Gigabit LAN Dual M. 2 For SSD Equipped with M. 2 slot that supports both SATA3 6Gb s and PCIe Gen3 x4