Unleash the full potential of your AMD Ryzen build with the ASUS Prime B550M-A WiFi II Micro-ATX AM4 motherboard. Designed for seamless integration and outstanding performance, this motherboard provides a stable and feature-rich foundation for your gaming rig, workstation, or everyday PC. Combining cutting-edge connectivity with robust power delivery and an advanced cooling solution, the Prime B550M-A WiFi II ensures an optimized computing experience from the moment you power on.
Unrivaled Performance and Compatibility
The ASUS Prime B550M-A WiFi II is purpose-built to harness the power of AMD Ryzen 3000, 4000 (with specific BIOS updates), and 5000 series processors, offering an ideal platform for modern computing demands. Its AMD AM4 socket paired with PCIe 4.0 support delivers twice the bandwidth of the previous generation, crucial for high-speed NVMe SSDs and next-gen graphics cards. With multiple PCIe slots, including one PCIe X16 running at Gen4, you have ample room for expansion and future upgrades.
Exceptional Connectivity and Networking
Stay connected with unparalleled speed and reliability. The Prime B550M-A WiFi II integrates Wi-Fi 6 (802.11ax) technology, providing superior wireless performance for online gaming, streaming, and large file transfers. Coupled with a gigabit ethernet port, you’ll always have robust network options. Peripheral connectivity is equally robust, featuring a range of USB 3.1/3.2 Gen 2 ports for ultra-fast data transfer and HDMI 2.1 support for integrated graphics, ensuring crisp visual output.
Advanced Cooling, Power, and Protection
Experience stable and efficient operation even under heavy loads. The ASUS Prime B550M-A WiFi II incorporates a comprehensive cooling system, including a VRM heatsink and PCH heatsink, along with hybrid fan headers and the intuitive Fan Xpert 2 utility, allowing precise thermal control. Enhanced power delivery is managed by 8+1 DrMOS power stages, utilizing top-grade alloy chokes and durable capacitors to ensure stable voltage to your CPU. Beyond performance, ASUS prioritizes durability with an array of protective measures, ensuring your components are safeguarded for years to come.
Key features that make the ASUS Prime B550M-A WiFi II an excellent choice include:
- AMD AM4 socket and PCIe 4.0: Perfect combination for 3rd Gen AMD Ryzen CPUs and beyond, offering cutting-edge data transfer speeds.
- Flexible PCIe Slot Configuration: Includes one PCIe X1, one PCIe X4, and two PCIe X16 slots, doubling the speed of the previous generation for versatile expansion.
- Integrated Wi-Fi 6 and Ethernet: Exceptional wireless and wired connectivity for all your networking needs.
- HDMI 2.1 Support: Enables high-resolution output for integrated graphics, providing stunning visuals.
- Extensive USB Ports: Two USB 2.0 and seven USB 3.1/3.2 Gen 2 ports for rapid peripheral connections.
- Comprehensive Cooling System: Features VRM heatsink, PCH heatsink, hybrid fan headers, and Fan Xpert 2 for optimal thermal management.
- ASUS OptiMem: Proprietary trace layout design that significantly boosts memory performance and stability.
- All-Around Protection: Includes LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards, and a stainless steel back I/O for superior durability.
- Enhanced 8+1 DrMOS Power Stages: Ensures stable and efficient power delivery with premium alloy chokes and capacitors.
- Aura Sync RGB LED Effects: Synchronizable lighting compatible with a wide range of PC gear, featuring Addressable Gen 2 RGB headers for greater customization.
Build your next powerful PC with the ASUS Prime B550M-A WiFi II and experience a blend of high performance, advanced features, and ASUS’s renowned reliability.


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