Placa de baza Asrock B450 Pro4 R2.0 AM4 Supports AMD AM4 Socket Ryzen™ 2000, 3000, 4000 G-Series, 5000 and 5000 G-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 https://www.asrock.com/mb/AMD/B450%20Pro4%20R2.0/index.asp