AMD Motherboards

Form Factor: ATX
Chipset: AMD B550
Socket: AM4 (Supports Ryzen 3000/4000/5000 Series, except Ryzen 3200G/3400G)
Memory Support: 4×DDR4 DIMM slots, up to 128GB, DDR42133 to 4733+MHz (OC)
Storage: 2×M.2 (1×PCIe 4.0 x4, 1×PCIe 3.0 x2), 6×SATA 6Gb/s
Expansion Slots: 1×PCIe 4.0 x16, 1×PCIe 3.0 x16, 3×PCIe 3.0 x1
USB I/O: Rear: USB 3.2 Gen 2 TypeC, Gen 2 TypeA, Gen 1, USB 2.0; Front: USB 3.2 headers
Video Ports: HDMI, DisplayPort (for CPUs with Radeon Graphics)
Network: Intel 2.5G LAN
Audio: Realtek ALC1220 7.1 HD Audio
Special Features: Polychrome RGB, 14-phase power, reinforced PCIe slots, BIOS Flashback