AMD Ryzen 9 3950X

AMD B550 (Ryzen™ AM4) mATX motherboard with dual M.2 slots, PCIe 4.0, Realtek 1Gb Ethernet, DisplayPort/HDMI™, SATA 6 Gbps, rear USB 3.2 Gen 1 ports, front USB 3.2 Gen 1 Type-C® and Aura Sync Ready for Advanced AI PC: Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications AMD AM4 Socket: Ready for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors Ultrafast Connectivity: PCIe 4.0, dual M.2 slots, Realtek 1Gb Ethernet, rear USB 3.2 Gen 1 ports and front USB 3.2 Gen 1 Type-C® Comprehensive Cooling: PCH heatsink, hybrid fan headers and Fan Xpert 2+ Aura Sync RGB Lighting: Onboard Addressable Gen 2 headers for RGB LED strips, easily synced with Aura Sync-capable hardware

B550M Steel Legend Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop 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 ALC1220/ALC1200 Audio Codec), Nahimic Audio 6 SATA3, 1 Hyper M.2 (PCIe Gen4x4), 1 M.2 (PCIe Gen3x2 & SATA3) 2 USB 3.2 Gen2 (Rear Type A+C), 8 USB 3.2 Gen1 (4 Front, 4 Rear) Dragon 2.5G LAN