# ASUS Prime B550M-A WiFi AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen Ryzen Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

- Category: Motherboard
- Brand: ASUS
- Model: PRIME B550M-A (WI-FI)
- Part number: PRIME B550M-A (WI-FI)
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.7/5 from 1106 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/motherboard/asus-prime-b550m-a-wifi/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | ASUS |
| Model | PRIME B550M-A (WI-FI) |
| Socket Type | AM4 |
| Chipset | AMD B550 |
| Form Factor | Micro ATX |
| Memory Type | 4 x DDR4 |
| Max Memory Support | 128 GB |

## Key Features

- AMD AM4 Socket and PCIe 4. 0: The perfect pairing for Zen 3 Ryzen 5000 & 3rd Gen AMD Ryzen CPUs.Bluetooth v5.1
- Ultrafast Connectivity: 1x PCIe 4. 0 x16 SafeSlot, WiFi 6 (802. 11ax), 1Gb LAN, dual M. 2 slots (NVMe SSD)—one with PCIe 4. 0 x4 connectivity, USB 3. 2 Gen 2 Type A , HDMI 2. 1 (4K@60HZ), D Sub & DVI
- Comprehensive Cooling: VRM heatsink, chipset heatsink, hybrid fan headers and Fan Xpert 2 utility
- 5X Protection III: all round protection with LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards and stainless steel back I/O
- Boosted Memory Performance: ASUS OptiMem proprietary trace layout allows memory kits to operate at higher frequencies with lower voltages to maximize system performance.

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