ROG STRIX B550-A GAMING AMD B550 Ryzen AM4 Gaming ATX motherboard with PCIe® 4.0, teamed power stages, Intel® 2.5Gb Ethernet, dual M.2 with heatsinks, SATA 6 Gbps, USB 3.2 Gen 2, and Aura Sync RGB - AMD AM4 socket: Ready for Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors - Best gaming connectivity: PCIe® 4.0-ready, dual M.2, USB 3.2 Gen 2 Type-C® plus HDMI™ 2.1 and DisplayPort 1.2 output support - Smooth networking: Intel® 2.5Gb Ethernet with ASUS LANGuard - Robust power solution: Teamed power stages with ProCool power connector, high-quality alloy chokes, and durable capacitors - Renowned software: Intuitive dashboards for UEFI BIOS and ASUS AI Networking make it easy to configure gaming builds - DIY-friendly design: Includes pre-mounted I/O shield, BIOS FlashBack™, Q-LEDs, and SafeSlot - Unmatched personalization: ASUS-exclusive Aura Sync RGB lighting, including Aura RGB header and addressable Gen 2 RGB header - Industry-leading gaming audio: AI Noise-Canceling Microphone, SupremeFX S1220A codec, DTS® Sound Unbound™ and Sonic Studio III for immersive audio