Placa de baza AsRock Socket AM4 B550 PRO4 B550 Pro4 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 https://www.asrock.com/mb/AMD/B550%20Pro4/index.asp#Specification