Description
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The Asus Prime B550M-A WiFi II mATX AM4 Motherboard is a versatile and reliable foundation for AMD Ryzen builds, specifically designed to extract the full potential of the B550 chipset. This Micro-ATX board balances essential connectivity with robust power delivery, making it a staple for high-performance home or office systems.
Engineered with PCIe 4.0 support and Wi-Fi 6, this motherboard ensures high-speed data transfer and stable wireless networking. The inclusion of VRM and PCH heatsinks, along with Fan Xpert 2+ software, provides comprehensive cooling controls to maintain system stability even during intensive workloads.
PCIe 4.0 Connectivity: Optimized for 5000 and 3000 series Ryzen CPUs, providing double the bandwidth for the latest graphics cards and NVMe SSDs.
Ultrafast Networking: Integrated Wi-Fi 6 (802.11ax) and Realtek 1Gb Ethernet ensure low-latency gaming and smooth high-definition streaming.
Dual M.2 Slots: Features one PCIe 4.0 x4 slot for blazing-fast boot times and a second PCIe 3.0 slot for expanded storage capacity.
Advanced Cooling: Equipped with an array of hybrid fan headers and dedicated VRM heatsinks to prevent thermal throttling.
Aura Sync RGB: Onboard addressable Gen 2 headers allow for full lighting customisation that can be easily synced with other Asus hardware.
ASUS 5X Protection III: Hardware-level safeguards including SafeSlot Core and LANGuard provide long-term durability and protection.
In-Store Advice: We can help you navigate the BIOS settings to ensure your Ryzen CPU and DDR4 memory are running at their optimal rated speeds for your specific workload.
Local Support: Our local technicians are available in Charmhaven to assist with hardware assembly, driver installation, and troubleshooting any initial setup challenges.
$149.00
Out of stock
%20Specs.webp)
| Weight | 1.1 kg |
|---|---|
| Dimensions | 27 × 27 × 6 cm |
Compatibility & Power: This motherboard requires an 8-pin CPU power connector and supports a wide range of AMD CPUs; we recommend a BIOS check for the latest 5000-series processors.
Local Support: Hardware verification and local warranty assistance are available directly through our service centre for peace of mind with your new build.
| Feature | Technical Specification |
| CPU Socket | AM4 (Ryzen 5000/4000G/3000) |
| Chipset | AMD B550 |
| Memory | 4 x DIMM, Max 128GB, DDR4 4866(OC) |
| Wireless | Wi-Fi 6 (2×2) + Bluetooth 5.2 |
| USB Support | 2x USB 3.2 Gen 2, 4x USB 3.2 Gen 1 (Rear) |
| Expansion Slots | 1x PCIe 4.0 x16, 2x PCIe 3.0 x1 |
| Storage | 2x M.2 slots, 4x SATA 6Gb/s |
| Form Factor | Micro-ATX (24.4 cm x 24.4 cm) |



