MSI MAG B850M MORTAR WIFI, AMD B850, AM5, Micro ATX, 4 DDR5, HDMI, Wi-Fi 7, 5G LAN, 3x M.2

£214.99

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The lowest price ( 18 November 2025 ): £214.99 SKU: MAG B850M MORTAR WIFI Category: Brand:

Description

MAG B850M MORTAR WIFI is designed for gamers with a stable, durable and DIY friendly foundation for their PC builds.

Coming up with true Wi-Fi 7 solution, 5G LAN, USB 20Gbps, PCIe 5.0 solutions, Supplemental PCIe Power, and exclusive EZ DIY features, it's ready for the battlefield of AMD Ryzen™ 9000 series processors.
 
  • Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
  • Supports DDR5 Memory, Dual Channel DDR5 8200+ MT/s (OC)
  • Ultra Performance: 12+2+1 Duet Rail Power System, dual 8-pin CPU power connectors, Core Boost, Memory Boost, 8-layer PCB made by 2oz thickened copper material
  • Frozr Guard: Extended Heatsink, MOSFET thermal pads rated for 7W/mK, additional choke thermal pads and EZ M.2 Shield Frozr II are built for high performance system and non-stop experience
  • EZ DIY: EZ M.2 Shield Frozr II, EZ M.2 Clip II, EZ PCIe Release and EZ Antenna
  • Lightning Fast Game experience: PCIe 5.0 slot, Lightning Gen 5 x4 M.2, 20G USB Type-C
  • 5G LAN with Wi-Fi 7 Solution: the latest solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
  • Audio Boost 5: Reward your ears with studio-grade sound quality for the most immersive gaming experience

 

 

 

MAG Series 

MSI's mainstream MAG series epitomizes stability and durability and is built to withstand the most intense gaming sessions. The entire lineup features robust construction with metallic-like hardness and excellent heat dissipation, ensuring stability for all critical gaming components.

EZ PCIe Release
A simple press of a button to effortlessly lock or unlock the PCIe slot, simplifying the installation and removal of the graphics card.

EZ M.2 Shield Frozr II

The new tool-less design makes installing or removing your M.2 SSD and Shield Frozr much easier

Lightning Gen 5

The latest PCIe 5.0 solution with up to 128GB/s bandwidth for maximum transfer speed.

Triple M.2 Connectors

Triple M.2 Connectors – Onboard 3x M.2 connectors with two PCIe 5.0 solution, strengthened by M.2 Shield Frozr.

Extended Heatsink Design

MSI extended PWM heatsink and enhanced circuit design ensures even high-end processors to run in full speed.

Latest DDR5 Memory

A huge step of DDR performance enhancement with the latest DDR5 memory and MSI Memory Boost technology.

5G Network Solution

Featuring premium 5G LAN to deliver better network experience.

Wi-Fi 7

The latest wireless solution with a new 320MHz channel, achieving a maximum transmission speed of 5.8Gbps, which is 2.4 times faster than Wi-Fi 6/6E.

Core Boost

With premium layout and fully digital power design to support more cores and provide better performance.

Audio Boost 5

Isolated audio with a high quality audio processor for the most immersive gaming experience
 

 

 

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Additional information

Product Type

motherboard

Brand

MSI

Model

MAG B850M MORTAR WIFI

Chipset

B850

Socket

AM5

Form Factor

Micro ATX

Memory Type

DDR5

Memory Slots

4

Memory Speed

8200+ MT/s

Memory Channels

Dual Channel

Pcie 5 0

true

M2 Slots

3

M2 Pcie 5 0

true

Wifi

Wi-Fi 7

Ethernet

5G LAN

Usb 20gbps

true

Usb Type C

true

Hdmi

true

Audio

Audio Boost 5

Cpu Power Connectors

dual 8-pin

Power Phases

12+2+1

Pcb Layers

8

Supported Processors

AMD Ryzen 9000, AMD Ryzen 8000, AMD Ryzen 7000

Supplemental Pcie Power

true

Ez Diy Features

true

Thermal Solution

Extended Heatsink

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