ASRock Mainboard||AMD B450|SAM4|ATX|4xPCI-Express 2.0 1x|2xPCI-Express 3.0 16x|2xM.2|Memory DDR4|Memory slots 4|1x15pin D-sub|1xHDMI|1xDisplayPort|2xAudio-In|1xAudio-Out|2xUSB 2.0|1xUSB type C|5xUSB 3.2|1xPS/2|1xRJ45|B450PRO4R2.0

B450 Pro4 R2.0 — Supports AMD AM4 Socket Ryzen™ 2000, 3000 and 5000 Series Desktop Processors
— 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 ALC892/897 Audio Codec)
— 6 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (PCIe Gen3 x2 & SATA3)
— 2 USB 3.2 Gen2 (Rear Type A+C)
— 6 USB 3.2 Gen1 (2 Front, 4 Rear)
— Realtek Gigabit LAN