MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard
MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard
Scan code: LN160846 Manufacturer code: MAG B850M MORTAR WIFI
£196.99Item due on 04 August 2026
Pre Order
Due 4th Aug
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MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard

MSI MAG B850M MORTAR WiFi, AMD B850, AM5, DDR5, PCIe 5.0, 3x M.2, 5G / WiFi7, USB 3.2 A+C, AMD EXPO, ATX
MORE INFO
MORE INFO

Scan code: LN160846 Manufacturer code: MAG B850M MORTAR WIFI
£196.99
£5.48 Next day delivery
Item due on 04 August 2026
Pre Order
Due 4th Aug
Pay in 3 interest-free payments of £65.67

Email me when the availability or price changes

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  • From £17.85 / month (APR 16.9%) for 12 months or 0% for 4 months
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  • SCANPROTECT Protect against installation damage for 28 days.

Suggested Alternatives

MAG B850M MORTAR WIFI DDR5 PCIe 5.0 AMD Micro-ATX Motherboard from MSI

B850 MORTAR WIFI mATX

Brutal & Battle ReadyThe B850M MORTAR WIFI is a compact weapon of raw power and cutting-edge technology, clad in deep black with the signature MAG green slashing through its angular heatsinks like battle scars. A relentless 14+2+1 Duet Rail Power System and dual 8-pin CPU connectors channel unyielding energy into Ryzen 9000 series processors, keeping performance locked and loaded under any pressure. True Wi‑Fi 7 and 5G LAN deliver blistering network speeds, while PCIe 5.0 and supplemental PCIe power forge a path for next-gen hardware without hesitation. Built for overclocking enthusiasts, this board is engineered for domination.

B850AMD Chipset

AM5CPU Socket

DDR5 DIMMMax. 256GB (Dual Channel)

MicroATXForm Factor

Incredible Power Design

12+2+1 DRPS POWER DESIGN Unlock and maintain peak performance with the flagship VRM design featuring 12+2+1 digital power phases. Equipped with dual power connectors and a 60A Smart Power Stage, the X870E TOMAHAWK WIFI is fully prepared to handle the demands of high-end processors.

VRM Power Design

12 Vcore Power - SPS 60A

2 SOC Power

1 Misc Power

Optimised PCB

Optimised PCB The PCB design has been optimised to enhance bandwidth and accelerate transfer speeds, ensuring reliable circuit transmission. 8 PCB Layers Server-grade PCB material 2oz Thickened Copper

High Performance Memory Support

DDR5 Memory Support

Unleash World-Class DDR5 Performance Experience a significant leap in DDR performance with the latest DDR5 memory. Paired with a dedicated SMT welding process and MSI Memory Boost technology, the X870E TOMAHAWK WIFI is primed to deliver world-class memory performance.

EXPO / A-XMP Support

Memory Boost

SMT Process

Frozr Cooling Design

1. Extended HeatsinksThe Extended Heatsink increases the surface area for heat dissipation, allowing even high-end processors to operate at full speed.

2. M.2 Shield FrozrAchieve reliable operation and incredible performance with this strengthened M.2 thermal solution.

Massive Cooling heatsinks

3. Heavy Plated VRM HeatsinkThe upper MOS is protected with the VRM heatsink for efficient heat dissipation.

4. 7W/mK Thermal PadPremium 7W/mK MOSFET thermal pads and additional choke thermal pads guarantee all cores operate at peak performance.

5. Enlarged Chipset HeatsinkThe enlarged heatsink design minimises dust and noise while ensuring efficient heat dissipation.

Thermals Done Your Way

DIY 2.0

DIY 2.0 Connect and synchronise with MSI coolers and cases using strategically placed pin-header locations, including a dedicated pump-fan header.
For CPU Cooler
For Liquid Cooler
For System Fan
Exclusive EZ CONN. - JAF_2

A Breakthrough in Bandwidth

x4 M.2 2280 Slots

Triple Armoured M.2 Slots MSI utilises high-speed M.2 slots with PCIe Gen 4 and Gen 5 support, enabling faster load times and efficient data transfers for SSDs.

x1 M.2 PCIe 5.0 x4 (2280/2260)
x1 M.2 PCIe 5.0 x4 (2280/2260)
x1 M.2 PCIe 4.0 x2 (2280, Not Pictured)

x3 PCIe x16 Slots

Packed with PCIe For PCIe, MSI motherboards maximise bandwidth with reinforced slots and advanced signal integrity, ensuring top-tier performance for GPUs and expansion cards.

x1 Steel Armoured Full-Length PCIe 5.0 (x16)
x1 PCIe 4.0 (x4)

Supercharge Your Networking

WiFi 7 - 5.8Gbps
WiFi 6 - 2.4Gbps

WiFi 7The Wi-Fi 7 provides maximum speeds to a whopping 5.8 Gbps! 2.4 times faster than previous Wi-Fi 6/6E standards, Wi-Fi 7 is set to be the wireless standard of the future.

LAN

High-Bandwidth, Low Latency LANMSI's premium 5G network solution provides incredible transfer speeds for demanding users.

Peripheral Power

List of Connectivity Features
Clear CMOS Button
USB 10Gbps Type-A
USB 5Gbps Type-A
USB 2.0
5G LAN
Wi-Fi / Bluetooth
Audio Connectors
Flash BIOS Button
HDMI™
USB 40Gbps Type-C
USB 10Gbps Type-C
Optical S/PDIF Out
Specifications
Core Specifications
Edition MAG B850M MORTAR WIFI
Form Factor ATX
CPU Socket AM5
Chipset AMD B850
RAM Memory Support
Memory Type DDR5
Memory Channel Dual (2)
Memory Type (ECC) Non-ECC
Memory Type (R/U) UDIMM (Unbuffered)
Memory Speed (Mhz)
  • DDR5 - 5600(OC)
  • DDR5 - 8200(OC)
Max. Memory Capacity 256GB
Audio
Audio 7.1 Channel HD Audio
Graphics Support
Primary GPU Interface PCIe 5.0 (x16)
NVIDIA SLI Support N/A
AMD CrossFire Support N/A
Integrated Graphics Requires Processor Graphics or Discrete GPU
On-Board Graphics Connectors HDMI 2.1
Internal Connectivity
Expansion Slots
  • 2 x M.2, 22-60/80, PCIe Gen5x4
  • 1 x M.2, 22-80, PCIe Gen4x2
  • 1 x PCIe 4.0 x4
  • 1 x PCIe 5.0 x16
  • 4 x SATA 6GB/s
SATA Support SATA3
RAID Support via  
Storage Mode Support
  • RAID 0
  • RAID 1
  • RAID 10
  • RAID 5
Internal I/O
  • 1 x 24-pin (Power)
  • 1 x 4-pin CPU Fan Connector
  • 2 x 8-pin (Power)
  • 1 x 8-pin PCIe (Power)
  • 3 x Addressable Gen 2 Header
  • 1 x Chassis Intrusion connector
  • 1 x Front Panel Audio Header
  • 2 x Front Panel Connector
  • 1 x RGB LED connector
  • 4 x System Fan header
  • 1 x System Fan/Water Pump Header
  • 1 x TPM Header
  • 4 x USB 2.0
  • 1 x USB 3.2 Gen1 Header
  • 1 x USB 3.2 Gen2 Type-C Header
External Connectivity
Network Interface Type
  • 802.11be Wi-Fi 7
  • Wired 5 Gigabit LAN (5000)
Network Chip/Modules
  • 1 x 5 Gigabit LAN
  • 1 x 802.11be WiFi 7 + BT5.4
Rear I/O Connectors
  • 1 x 100/1000/2500/5000 (LAN)
  • 1 x Clear CMOS Button
  • 1 x Flash BIOS Button
  • 1 x HDMI
  • 1 x Line Out
  • 1 x Mic-In
  • 1 x S/PDIF (Optical)
  • 4 x USB 3.2 Gen1 Type-A
  • 3 x USB 3.2 Gen2 Type-A
  • 1 x USB 3.2 Gen2 Type-C
  • 1 x USB 3.2 Gen2x2 Type-C
  • 1 x WiFi 7 (802.11be 2x2) / BT 5.4
Additional Specifications
Water Cooled No
Cooling Passive Heatsinks
QPI Speed N/A
Board Dimensions 243.84 x 243.84 mm
Note  
Additional Information
Scan Code LN160846
Model Number MAG B850M MORTAR WIFI
GTIN 4711377321150
Warranty

Please note your statutory rights are not affected.

For further information regarding Scan's warranty procedure please see our terms and conditions

Details
Duration:
36 months
Type:
Direct
DOA Period:
7 days
Manufacturer Contact Details
Manufacturer:
MSI
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Buying Guide
Need help choosing the right board? Read our AMD Motherboard Buying Guide
MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard
MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard
MSI MAG B850M MORTAR WIFI AM5 DDR5 PCIe 5.0 ATX Motherboard

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