Mainboard|ASROCK|AMD B450|SAM4|MicroATX|1xPCI-Express 2.0 1x|2xPCI-Express 2.0 16x|2xPCI-Express 3.0 16x|2xM.2|Memory DDR4|Memory slots 4|1x15pin D-sub|1xDVI|1xHDMI|1xAudio-In|1xAudio-Out|1xMicrophone|2xUSB 2.0|5xUSB 3.1|1xUSB type C|1xPS/2|1xRJ45|B450MPR

AMD AM4 Socket Supports DDR4 3200+ (OC) 1 PCIe 3.0 x16, 1 PCIe 2.0 x16, 1 PCIe 2.0 x1 AMD Quad CrossFireX™ Graphics Output:HDMI, DVI-D, D-Sub 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (SATA3) 2 USB 3.1 Gen2 (Rear Type-A+C) 6 USB 3.1 Gen1 (2 Front, 4 Rear) Realtek Gigabit LAN