Placa de baza AsRock Socket AM4 B550M STEEL LEGEND Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors 10 Power Phase Design, Dr. MOS Supports DDR4 4733+ (OC) 1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 1 PCIe 3.0 x1, 1 M.2 Key E for WiFi Graphics Output Options: HDMI, DisplayPort 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), 8 USB 3.2 Gen1 (4 Front, 4 Rear) Dragon 2.5G LAN https://www.asrock.com/mb/AMD/B550M%20Steel% 20Legend/index.asp#Specification