Asus Prime B550M-K ARGB M-ATX Motherboard

ASUS PRIME B550M-K ARGB Motherboard

The ASUS PRIME B550M-K ARGB motherboard is expertly engineered to unlock the full potential of AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors. Designed for daily users and DIY PC builders, it delivers reliable performance, efficient cooling, and intelligent tuning features through intuitive ASUS software and firmware.

Built to support modern AI-driven applications, this motherboard offers robust power delivery, high-speed connectivity, and customizable RGB lighting—making it a perfect foundation for performance-oriented and visually stunning PC builds.

Key Features

• Ready for Advanced AI PC
  Designed to handle future AI computing workloads with enhanced power delivery and connectivity.
• AMD AM4 Socket Support
  Compatible with AMD Ryzen™ 5000 / 5000G / 4000G / 3000 Series desktop processors.
• Ultra-Fast Connectivity
  • PCIe® 4.0 support
  • Dual M.2 slots
  • Realtek 1Gb Ethernet
  • Rear USB 3.2 Gen 1 ports
  • Front USB 3.2 Gen 1 Type-C support
• Comprehensive Cooling Design
  Features a PCH heatsink, hybrid fan headers, and Fan Xpert 2+ for advanced thermal management.
• Aura Sync RGB Lighting
  Onboard Addressable Gen 2 RGB headers allow seamless synchronization with Aura Sync-compatible RGB devices.

Flexible System Tuning

The ASUS PRIME series offers comprehensive control options that allow you to fine-tune system performance effortlessly. From CPU tuning to cooling profiles, the PRIME B550M-K ARGB adapts to your workload, maximizing productivity and efficiency.

All-Around Energy Efficiency

Powered by ASUS Energy Processing Unit (EPU) technology, the motherboard intelligently optimizes system power consumption and reduces energy usage automatically, including power-saving Away Mode.

Advanced Cooling Support

• Multiple hybrid fan headers for air or liquid cooling
• Supports multiple temperature sensors
• Fan Xpert 2+ enables precise fan control based on CPU, GPU, or system temperatures

Dual M.2 Slots – Up to 64Gbps

The PRIME B550M-K ARGB features two M.2 slots, including one PCIe 4.0 M.2 slot capable of up to 64Gbps* (with supported CPUs), ensuring faster boot times and rapid application loading.

* Actual transfer speeds may vary.
* PCIe 4.0 is supported only with AMD Ryzen 5000 Series and 3000 Series processors.

Aura Sync RGB Customization

ASUS Aura Sync provides full RGB lighting control with multiple presets and synchronization across compatible ASUS components, allowing you to build a system that looks as powerful as it performs.