---
product_id: 409500070
title: "ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard, B550 Chipset, DDR4 128GB, PCIe 4.0, 2x M.2, WiFi 6, Bluetooth 5.2, 1Gb LAN, USB 3.2 Gen 2 - Black"
brand: "asus"
price: "€ 197.15"
currency: EUR
in_stock: true
category: "Asus"
url: https://www.desertcart.sk/products/409500070-asus-prime-b550m-a-wifi-ii-amd-am4-micro-atx
store_origin: SK
region: Slovakia
---

# Digi+ VRM real-time voltage control Advanced cooling with built-in heatsinks & fan connectors Supports DDR4 RAM up to 4866 MHz (OC) ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard, B550 Chipset, DDR4 128GB, PCIe 4.0, 2x M.2, WiFi 6, Bluetooth 5.2, 1Gb LAN, USB 3.2 Gen 2 - Black

**Brand:** asus
**Price:** € 197.15
**Availability:** ✅ In Stock

## Summary

> ⚡ Unlock Ryzen Power, Stay Cool, Work Faster — The Ultimate Micro ATX Motherboard

## Quick Answers

- **What is this?** ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard, B550 Chipset, DDR4 128GB, PCIe 4.0, 2x M.2, WiFi 6, Bluetooth 5.2, 1Gb LAN, USB 3.2 Gen 2 - Black by asus
- **How much does it cost?** € 197.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/409500070-asus-prime-b550m-a-wifi-ii-amd-am4-micro-atx)

## Best For

- asus enthusiasts

## Why This Product

- Trusted asus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Blazing Fast Memory:** Supports up to 128GB DDR4 RAM at 4866 MHz (OC) for seamless multitasking and speed.
- • **Power Meets Precision:** Digi+ VRM ensures rock-solid, efficient power delivery for AMD Ryzen CPUs.
- • **Next-Gen Storage Ready:** PCIe 4.0 M.2 slot with NVMe SSD RAID support delivers lightning-fast data transfer.
- • **Plug & Play Productivity:** Intuitive firmware and smart tuning tools let you optimize performance effortlessly.
- • **Stay Cool Under Pressure:** Built-in heatsinks and multiple fan connectors keep your system chill during marathon work sessions.

## Overview

The ASUS PRIME B550M-A WiFi II is a micro ATX motherboard designed for AMD Ryzen 3000 to 5000 series processors, featuring Digi+ VRM for stable power, advanced cooling solutions, and support for up to 128GB DDR4 RAM at speeds up to 4866 MHz (OC). It includes PCIe 4.0 M.2 slots with NVMe RAID support, multiple USB ports, and built-in WiFi, making it a versatile and high-performance foundation for professional-grade PC builds.

## Description

ASUS Prime B550M-A WiFi II is a Micro-ATX motherboard designed for AMD AM4 desktop systems. Built around the AMD B550 chipset, it supports AMD Ryzen 5000, 5000 G-Series, 4000 G-Series and 3000 Series desktop processors, with four DDR4 DIMM slots supporting up to 128GB of dual-channel memory. For storage and expansion, the motherboard provides two M.2 slots and four SATA 6Gb/s ports, with support for PCIe and SATA storage configurations. Compatible Ryzen 5000 and 3000 Series processors can utilize PCIe 4.0 x4 connectivity on the primary M.2 slot and PCIe 4.0 x16 graphics expansion. Built-in Wi-Fi 6, Bluetooth 5.2 and Realtek 1Gb Ethernet provide flexible connectivity for modern desktop systems. The board also features USB 3.2 connectivity, HDMI, DVI-D and D-Sub display outputs, Realtek 7.1-channel audio, ASUS 5X Protection III and Aura Sync RGB support for compatible components.

## Features

- AMD AM4 PLATFORM: Supports AMD Ryzen 5000, 5000 G-Series, 4000 G-Series and 3000 Series desktop processors with the AMD B550 chipset for a versatile PC build.
- DDR4 MEMORY SUPPORT: Four DIMM slots support up to 128GB of DDR4 dual-channel memory, with supported speeds up to DDR4-4866 through overclocking, depending on the CPU and memory configuration.
- FAST STORAGE & EXPANSION: Features two M.2 slots and four SATA 6Gb/s ports, with the primary M.2 slot supporting PCIe 4.0 x4 with compatible Ryzen processors. Also includes PCIe 4.0 x16 and PCIe 3.0 expansion slots.
- BUILT-IN WI-FI & CONNECTIVITY: Integrated 2x2 Wi-Fi 6 supports 2.4GHz and 5GHz bands, while Bluetooth 5.2 and Realtek 1Gb Ethernet provide additional wireless and wired connectivity options.
- COMPREHENSIVE I/O: Includes USB 3.2 Gen 2 Type-A, USB 3.2 Gen 1, HDMI, DVI-D, D-Sub, PS/2 and 3.5mm audio connections, plus ASUS Aura Sync RGB headers and multiple fan headers.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09LVQXHBG |
| Best Sellers Rank | #12,138 in Computers ( See Top 100 in Computers ) #57 in Motherboards |
| Brand | ASUS |
| Built-In Media | Toshiba Canvio Flex 4TB External Hard Drive for Mac, Windows PC, Tablet, USB 3.2 Gen 1, with USB-C and USB-A Cable, Silver (HDTX140ESCAA) |
| CPU Model | AMD Ryzen 7 |
| Chipset Family | AMD B550 |
| Chipset Type | AMD B550 |
| Compatible Devices | Personal Computer |
| Compatible Processors | AMD Ryzen |
| Country of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (700) |
| Global Trade Identification Number | 04711081309741 |
| Graphics Card Interface | PCI, PCI Express |
| Item Dimensions L x W x H | 24.4L x 4W x 24.4H centimeters |
| Item Type Name | Base plate ASUS PRIME B550M-A WIFI II AMD B550 AM4 MICRO ATX 4DDR4 90MB19X0-M0EAY0 |
| Item Weight | 646 Grams |
| Main Power Connector Type | 24-Pin |
| Manufacturer | ASUS |
| Memory Clock Speed | 4866 MHz |
| Memory Slots Available | 4 |
| Memory Storage Capacity | 128 GB |
| Mfr Part Number | 90MB19X0-M0EAY0 |
| Model Name | PRIME B550M-A WIFI II |
| Model Number | 90MB19X0-M0EAY0 |
| Number of Ethernet Ports | 1 |
| Number of Items | 1 |
| Number of Ports | 17 |
| Platform | Windows 10 |
| Processor Socket | Socket AM4 |
| RAM Memory Technology | DDR4 |
| Ram Memory Maximum Size | 128 GB |
| S/PDIF Connector Type | Optical |
| System Bus Standard Supported | SATA 3 |
| Total Number of HDMI Ports | 1 |
| Total PCIe Ports | 3 |
| Total SATA Ports | 4 |
| Total Usb Ports | 6 |
| UPC | 195553309745 |
| USB 2.0 | 2 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year |

## Product Details

- **Brand:** ASUS
- **CPU socket:** Socket AM4
- **Compatible devices:** Personal Computer
- **Compatible processors:** AMD Ryzen
- **Ram memory technology:** DDR4

## Images

![ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard, B550 Chipset, DDR4 128GB, PCIe 4.0, 2x M.2, WiFi 6, Bluetooth 5.2, 1Gb LAN, USB 3.2 Gen 2 - Black - Image 1](https://m.media-amazon.com/images/I/81XfxEDurJL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Frequently Bought Together

- ASUS PRIME B550M-A WIFI II, AMD B550, AM4, Micro ATX, 4 DDR4, VGA, DVI, HDMI, Wi-Fi, PCIe4, 2x M.2
- AMD Ryzensets 5 5600X Processor (6 Cores/12Threads, 65W TDP, AM4 Socket, 35MB Cache, up to 4.6 GHz Max Boost, Wraith Stealth Cooler)
- Corsair VENGEANCE LPX DDR4 RAM 16GB (2x8GB) 3200MHz CL16 Intel XMP 2.0 Computer Memory - Black (CMK16GX4M2B3200C16)

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**Shop now:** [https://www.desertcart.sk/products/409500070-asus-prime-b550m-a-wifi-ii-amd-am4-micro-atx](https://www.desertcart.sk/products/409500070-asus-prime-b550m-a-wifi-ii-amd-am4-micro-atx)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-11-10*