Mainboard|ASROCK|AMD B550|SAM4|ATX|2xPCI-Express 3.0 1x|1xPCI-Express 3.0 16x|2xM.2|1xPCI-Express 4.0 16x|Memory DDR4|Memory slots 4|1x15pin D-sub|1xHDMI|1xUSB type C|5xUSB 3.2|1xPS/2|1xRJ45|3xAudio port|B550PRO4

– Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors
– 8 Power Phase Design, Digi Power
– Supports DDR4 4733+ (OC)
– 1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 2 PCIe 3.0 x1, 1 M.2 Key E for WiFi
– Graphics Output Options: HDMI, D-Sub
– AMD CrossFireX
– 7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio
– 6 SATA3, 1 Hyper M.2 (PCIe Gen4 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)
– Gigabit LAN