Mainboard|ASROCK|AMD B450|SAM4|ATX|4xPCI-Express 2.0 1x|2xPCI-Express 3.0 16x|2xM.2|Memory DDR4|Memory slots 2|1xHDMI|1xDisplayPort|2xUSB 2.0|5xUSB 3.1|1xUSB type C|1xPS/2|1xOptical S/PDIF|1xRJ45|5xAudio port|B450STEELLEGEND

AMD AM4 Socket Supports DDR4 3533+ (OC) 2 PCIe 3.0 x16, 4 PCIe 2.0 x1 AMD Quad CrossFireX™ Graphics Output: DisplayPort, HDMI 7.1 CH HD Audio (Realtek ALC892 Audio Codec), Nichicon Fine Gold Series 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 Gen1 (2 Front, 4 Rear) Realtek Gigabit LAN