The Asus Prime B550M-K ARGB (PRIME B550M-K ARGB) is a compact and versatile micro-ATX motherboard engineered for AMD Ryzen 5000, 4000, and 3000 series processors on the AM4 socket. Built on the reliable AMD B550 chipset, this board is an excellent foundation for users building efficient home office systems, mid-range gaming rigs, or productive workstations where space efficiency is a priority.
This motherboard features comprehensive cooling solutions and addressable Gen 2 RGB headers, allowing users to customize their build’s aesthetics with Aura Sync while maintaining optimal thermal performance. It offers a solid balance of essential features, including fast PCIe 4.0 connectivity and robust hardware safeguards, ensuring a dependable and high-performance computing experience for daily tasks and gaming.
High-Speed Memory Support — Supports dual-channel DDR4 memory with 2 DIMM slots and overclocking capability up to 5100MHz (OC).
Modern Connectivity — Features integrated front-panel USB 3.2 Gen 1 Type-C support, multiple high-speed USB 3.2 ports, and DisplayPort/HDMI outputs for flexible display configurations.
PCIe Expansion — Equipped with a reinforced PCIe 4.0 x16 slot for modern graphics cards, providing improved signal integrity and durability.
M.2 Storage Support — Features dual M.2 slots (with PCIe 4.0 support on the primary slot) to enable lightning-fast NVMe SSD performance for rapid system and application load times.
In-Store Advice: Guidance on choosing the right DDR4 UDIMM capacity, speed, and motherboard compatibility for modern desktops and workstations.
Local Support & Advice: Assistance with installation, correct memory & storage drive pairing, and selecting CPU, Memory, and SSDs best suited for gaming, productivity, or high-performance workloads.
$129.00
In stock
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| Weight | 1 kg |
|---|---|
| Dimensions | 27 × 26 × 5 cm |
Compatibility: Ensure your desktop build uses DDR4 UDIMM memory modules and that your CPU is supported by the B550 chipset (refer to the official support list).
Usage Notes: Actual performance varies depending on CPU memory controller, dual-channel configuration, BIOS settings, and system limitations.
| Feature | Specification |
| Model Number | PRIME B550M-K ARGB |
| CPU Socket | AM4 |
| Motherboard Chipset | AMD B550 |
| Form Factor | Micro-ATX |
| Memory Support | DDR4 |
| Memory Speed Support | Up to 5100MHz (OC) |
| Memory Slots | 2 |
| PCIe Version | PCIe 4.0 |
| PCIe Slots | 1x x16, 2x x1 |
| Storage Support | 2x M.2 slots + 4x SATA ports |
| Rear I/O Ports | 4x USB 3.2 Gen 1, 2x USB 2.0, HDMI, DP, 1GbE LAN, Audio, PS/2 |
| Networking | 1GbE Ethernet |
| Audio Codec | Realtek 7.1 Surround Sound |
| M.2 Cooling | Not included |
| USB-C Support | Front panel header |
| BIOS Flashback | No |
| Clear CMOS Button | No (Header available) |
| Fan Headers | 3 (1x CPU, 2x Chassis) |
| RGB Lighting | Onboard (Aura Sync, 3x Addressable Gen 2 headers) |
| What’s Included | Motherboard, I/O shield, SATA cables, screws, documentation |
