ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, Intel WiFi 6, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support AMD AM4 socket: Ready for 3rd Gen AMD Ryzen Processors Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+ Ultrafast connectivity: Dual M.2, PCIe 4.0, Intel WiFi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware

• AMD AM4 Socket and PCIe 4. 0: The perfect pairing for 3rd Gen AMD Ryzen CPUs
• Ultrafast Connectivity: 1x PCIe 4. 0 x16 SafeSlot, WiFi 6 (802. 11ax), 1Gb LAN, dual M. 2 slots (NVMe SSD)—one with PCIe 4. 0 x4 connectivity, USB 3. 2 Gen 2 Type-A , HDMI 2. 1 (4K@60HZ), D-Sub & DVI
• Comprehensive Cooling: VRM heatsink, chipset heatsink, hybrid fan headers and Fan Xpert 2 utility
• 5X Protection III: all-round protection with LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards and stainless-steel back I/O
• Boosted Memory Performance: ASUS OptiMem proprietary trace layout allows memory kits to operate at higher frequencies with lower voltages to maximize system performance.