ASUS ROG Strix B550-A Gaming AMD AM4 (3rd Gen Ryze) ATX gaming motherboard (PCIe 4.0, 2.5Gb LAN, BIOS FlashBack, Dual M.2 with heatsinks, Addressable Gen 2 RGB header and AURA Sync. Experience next-level performance and connectivity with the ROG Strix B550-A Gaming, featuring PCIe 4.0 and 2.5Gb Ethernet. Robust power and effective cooling make the ROG Strix B550-A Gaming the perfect partner for 3rd Gen AMD Ryzen CPUs. Futuristic aesthetics, intuitive software, and a reliable Stack Cool 3 plus design put your build in the winner?s circle. AMD AM4 Socket and PCIe 4.0: The perfect pairing for 3rd Gen AMD Ryzen CPUs. Robust Power Design: 12 plus 2 DrMOS power stages with high-quality alloy chokes and durable capacitors provide reliable power for the last AMD high-count-core CPUs. High-performance Gaming Networking: 2.5 Gb LAN with ASUS LANGuard. Best Gaming Connectivity: Supports HDMI 2.1(4K at 60HZ) and DisplayPort 1.2 output, featuring dual M.2 slots (NVMe SSD) one with PCIe 4.0 x4 connectivity, USB 3.2 Gen 2 Type-C port and Thunderbolt 3 header. Industry-leading Gaming Audio & AI Noise Cancelling Mic Technology: High fidelity audio from a SupremeFX S1220A codec with DTS Sound Unbound and Sonic Studio III draws you deeper into the action. Communicate clearly with ASUS AI Noise Cancelling Mic technology. DIY-friendly design: Includes pre-mounted I/O shield, BIOS FlashBack, Q-LEDs and SafeSlot. Unmatched Personalization: White ASUS-exclusive Aura Sync RGB lighting, including RGB headers and a Gen 2 addressable RGB header for greater customization. Renowned software: Intuitive dashboards for UEFI BIOS and ASUS AI Networking make it easy to configure gaming builds.