ASUS PRIME B550M-A AMD B550 DDR4 Micro ATX Motherboard - Socket AM4 ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.Features- 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, 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 hardwarePCIe 4.0 M.2 (up to 64 Gbps)PCIe 4.0 M.2 Slot supports up to 22110 and provide NVMe SSD RAID support for an incredible performance boost. Create a RAID configuration with up to PCIe 4.0 storage device to enjoy the fastest data-transfer speeds on the 3rd Generation AMD Ryzen platform.Outstanding AudioIntelligent design and premium hardware create audio quality unlike anything you\'ve ever experienced.- Audio Shielding: Separates analog/digital signal domains, significantly reducing multi-lateral interference.- Separate Layer for Left and Right Tracks: Ensures minimal crosstalk between audio paths.- Premium Japanese Capacitors: Premium parts provide an immersive sound signature, with exceptional fidelity.USB 3.2 Gen 2 Type-ANumerous USB ports support high-end rigs loaded with peripherals, including two rear-panel USB Type-A connectors with fast USB 3.2 Gen 2 connectivity for compatible cases.Addressable Gen 2 RGB HeaderThe addressable Gen 2 RGB header is now capable of detecting the number of LEDs on second-gen addressable RGB devices, allowing the software to automatically tailor lighting effects to specific devices. The new header also offers backward-compatibility with existing Aura RGB gear.