Description
The ASUS PRIME B550M-K ARGB AM4 DDR4 Micro-ATX Motherboard is based on the AMD B550 chipset and supports compatible Ryzen processors on Socket AM4. Its DDR4 memory support, dual M.2 storage, PCIe 4.0 capability with supported CPUs and Addressable Gen 2 lighting headers provide a practical base for an AM4 desktop system.
ASUS PRIME B550M-K ARGB AM4 DDR4 Micro-ATX Motherboard Specifications and Features
Key Features
- AMD B550 Platform – Supports compatible Ryzen 5000, 5000 G, 4000 G and 3000 Series processors on Socket AM4.
- DDR4 Memory – Two DIMM slots support up to 64GB in a dual-channel configuration.
- PCIe 4.0 Support – The primary graphics slot can operate at PCIe 4.0 x16 with supported Ryzen 5000 and 3000 Series desktop processors.
- Dual M.2 Storage – Two M.2 slots are available alongside four SATA 6Gb/s ports.
- Display Connectivity – DisplayPort 1.4 and HDMI 2.1 outputs support compatible processors with integrated graphics.
- ARGB Lighting – Three Addressable Gen 2 headers support ASUS Aura Sync lighting control.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | ASUS PRIME B550M-K ARGB |
| CPU Socket | AMD Socket AM4 |
| Supported Processors | Ryzen 5000 / 5000 G / 4000 G / 3000 Series, subject to CPU support list |
| Chipset | AMD B550 |
| Memory | 2 x DDR4 DIMM, up to 64GB, dual-channel |
| Primary Expansion | PCIe 4.0 x16 with supported Ryzen 5000 / 3000 desktop processors |
| Storage | 2 x M.2 slots |
| SATA | 4 x SATA 6Gb/s |
| Display Outputs | DisplayPort 1.4 and HDMI 2.1 |
| Ethernet | Realtek Gigabit Ethernet |
| Rear USB | 4 x USB 5Gbps Type-A, 2 x USB 2.0 |
| Front USB | USB 5Gbps Type-C connector plus additional USB headers |
| Audio | Realtek 7.1 Surround Sound High Definition Audio Codec |
| Lighting | 3 x Addressable Gen 2 headers; Aura Sync |
| Form Factor | Micro-ATX, 24.4 x 22.1 cm |
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