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ASRock

ASRock B850M-X R2.0 AM5 Micro-ATX Motherboard

  • Socket AM5, AMD Ryzen 9000, 8000 and 7000
  • AMD B850 chipset, Micro-ATX
  • 2 DDR5 slots, up to 8200+ (OC), 128 GB max
  • PCIe 5.0 x16 graphics slot
  • M.2 Gen5x4 + M.2 Gen4x4, 4 SATA3 ports
  • WiFi 6E, Bluetooth, 2.5G LAN
  • 6+1+1 phase power with Dr.MOS
  • 3 years manufacturer warranty

Updated 25 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A compact Ryzen board with the newest PCIe standard for both graphics and storage plus fast networking. Only two memory slots, so plan your memory size up front.

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ASIN: B0FH319HHDModel: B850M-X R2.0Category: Motherboards

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Overview

Building a compact Ryzen gaming or work PC is what this ASRock board is made for, with AMD's current socket, current generation memory and the newest PCIe graphics slot. Wireless and fast wired networking are on the board, so no add-in card is needed.

The newest PCIe standard on both the graphics slot and one storage slot gives room for future upgrades on a small board. Two memory slots cap expansion, and the listing warns it may not suit every pre-built system.

Who it's for

Compact gaming builds and home office towers with one graphics card suit this board. Builders who want lots of memory or several PCIe cards should look at a full size board.

Pros and cons

Pros
  • PCIe 5.0 graphics and M.2 slot
  • WiFi 6E and 2.5G LAN built in
  • Front and rear USB-C headers
  • Four SATA ports for drives
Cons
  • Only two memory slots
  • May not fit some pre-built cases
  • Basic audio codec

Performance notes

The power stages feed the processor steadily, which matters most with higher core count Ryzen chips. Memory speed past standard settings depends on overclocking support from the specific memory kit and processor. The fastest storage slot connects to the newest PCIe lanes for current drives.

Specifications

BrandASRock
ModelB850M-X R2.0
Dimensions & fit
Ram Memory Maximum Size128 GB
Item weight1000 g
Capacity & performance
Memory Clock Speed8200 MHz
Power & efficiency
Main Power Connector Type24-Pin
Power design6+1+1 phase, Dr.MOS
Compatibility & installation
Graphics Card InterfacePCIe 5.0 x16
Compatible ProcessorsAMD Ryzen 9000/8000/7000 Series
Warranty & support
Warranty Description3 Years Manufacturer
Other details
Processor SocketSocket AM5
Chipset TypeAMD B850
RAM Memory TechnologyDDR5
Memory Slots Available2
Total Usb Ports13
Total SATA Ports4
M2 slotsM.2 Gen5x4, M.2 Gen4x4
Total Number of HDMI Ports1
Wireless standardWiFi 6E
AudioRealtek ALC897 7.1 CH HD Audio
Wired lanRealtek 2.5G LAN

Frequently asked questions

Does the ASRock B850M-X R2.0 work with a Ryzen 7000 CPU?

Yes. It supports AMD Ryzen 9000, 8000 and 7000 Series processors on Socket AM5.

Will the ASRock B850M-X fit my pre-built PC?

The listing warns this micro-ATX board may not be compatible with all pre-built systems, so check case and power connector specs first.

How much RAM does the B850M-X support?

Two DDR5 slots with a 128 GB maximum and speeds up to 8200+ with overclocking.

Does the B850M-X have built in WiFi?

Yes. WiFi 6E and Bluetooth are listed, plus Realtek 2.5G LAN.