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ASUS PRIME B850M-A WIFI AM5 Micro ATX Motherboard

Brand:
ASUS
micro ATX / Socket AM5 / AMD B850 Chipset / USB | 90MB1LN0-M0EAY0
ASUS PRIME B850M-A WIFI AM5 Micro ATX Motherboard
€225.22 inc. VAT
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90MB1LN0-M0EAY0
€189.26 €210.29
€225.22 inc. VAT
Ships from EU stock: 27 item(s)
Product Code
04:533636
EAN Code
4711636051125
Manufacturer
ASUS

Quick Specs

Socket
AMD AM5
Chipset
AMD B850
Form Factor
Micro ATX
Memory
4× DDR5 DIMM
Storage
3× M.2 + 4× SATA 6Gb/s
Networking
Wi-Fi 6E + 2.5GbE LAN
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ASUS PRIME B850M-A WIFI AM5 Micro ATX Motherboard

A compact AM5 motherboard for modern Ryzen builds, with DDR5 support, PCIe 5.0, three M.2 slots, Wi-Fi 6E and 2.5GbE networking.
AMD AM5B850 ChipsetDDR5Wi-Fi 6E

The ASUS PRIME B850M-A WIFI is a Micro ATX motherboard for AMD Socket AM5 Ryzen desktop processors. It is a practical choice for compact office, home and productivity PCs where DDR5 memory, PCIe 5.0 storage support, built-in Wi-Fi 6E, 2.5GbE wired networking and modern USB-C connectivity are important.

Compatibility Note: Please confirm CPU support, BIOS version, DDR5 memory QVL, case size and cooler clearance before purchase. PCIe 5.0 and M.2 behavior can vary depending on the installed Ryzen processor.
Best For
✓ Compact AMD Ryzen AM5 builds
✓ Office and home productivity PCs
✓ DDR5 and PCIe 5.0 M.2 storage
✓ Wi-Fi 6E and 2.5GbE connectivity

Key Features

 
Modern AM5 Foundation
Built for AMD Socket AM5 Ryzen processors, this board gives compact systems a modern platform with DDR5 memory support.
 
Fast Storage Options
Three M.2 slots, including PCIe 5.0 x4 support with compatible Ryzen processors, provide a flexible base for fast NVMe SSD storage.
 
Built-In Connectivity
Wi-Fi 6E and Realtek 2.5Gb Ethernet offer flexible wireless and wired networking without requiring extra adapters.
 
Practical PRIME Design
ASUS PRIME styling, PCIe 5.0 SafeSlot, BIOS FlashBack and Aura Sync support make it suitable for clean mainstream desktop builds.

Technical Specifications

Product Type Motherboard
Model PRIME B850M-A WIFI
Part Number 90MB1LN0-M0EAY0
EAN 4711636051125
CPU Socket AMD AM5
CPU Support AMD Ryzen 9000, 8000 and 7000 Series desktop processors
Chipset AMD B850
Form Factor Micro ATX
Memory 4× DDR5 DIMM
Expansion Slots 1× PCIe 5.0 x16 with Ryzen 9000/7000 CPUs + 1× PCIe 4.0 x16 chipset slot
M.2 Storage 3× M.2 slots, including PCIe 5.0 x4 support with Ryzen 9000/7000 CPUs
SATA 4× SATA 6Gb/s
Networking Wi-Fi 6E + Realtek 2.5Gb Ethernet
Display Outputs DisplayPort + HDMI, CPU graphics required
USB-C Rear USB 10Gbps Type-C + front USB 5Gbps Type-C support
Special Features BIOS FlashBack, PCIe 5.0 SafeSlot, Aura Sync, Advanced AI PC ready

Frequently Asked Questions

Which processors does this motherboard support?
It supports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series desktop processors. Always confirm the CPU support list and BIOS version before installation.
Does it include Wi-Fi?
Yes, this model includes Wi-Fi 6E and Realtek 2.5Gb Ethernet for both wireless and wired connectivity.
Does it support PCIe 5.0?
Yes, PCIe 5.0 graphics and PCIe 5.0 M.2 support are available with compatible Ryzen 9000 or 7000 Series processors.
Singular Expert Insight
Choose this model if you want a compact AM5 motherboard with DDR5, Wi-Fi 6E, 2.5GbE LAN and three M.2 slots without moving to a gaming-branded board. If you need stronger gaming styling or higher-end rear I/O, consider an ASUS TUF or ROG motherboard instead.

Buyer’s Guide

Buy it if
You are building a compact Ryzen AM5 PC and want DDR5, Wi-Fi 6E, 2.5GbE LAN, three M.2 slots and PCIe 5.0 support.
Skip it if
You need a full ATX layout, premium gaming VRM features, Wi-Fi 7 or rear USB4 connectivity.
Also consider
Consider an ASUS TUF B850M model for a more gaming-oriented compact build, or an X870 board if USB4 and higher-end connectivity are required.

Features - ASUS - 90MB1LN0-M0EAY0

CPU Socket
  • Socket AM5
More Details
Product Code
04:533636
EAN Code
4711636051125
Manufacturer
ASUS
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