• Available from 2026-11-19 — contact us to reserve
MSI MAG B850M MORTAR WIFI motherboard AMD B850 Socket AM5 micro ATX
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  • MSI MAG B850M MORTAR WIFI motherboard AMD B850 Socket AM5 micro ATX
  • MSI MAG B850M MORTAR WIFI motherboard AMD B850 Socket AM5 micro ATX
  • MSI MAG B850M MORTAR WIFI motherboard AMD B850 Socket AM5 micro ATX

MSI MAG B850M MORTAR WIFI motherboard AMD B850 Socket AM5 micro ATX

€248.72
Tax included

MSI MAG B850M MORTAR WIFI, AMD, Socket AM5, AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series, Socket AM5, DDR5-SDRAM, 256 GB

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MSI MAG B850M MORTAR WIFI
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.

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.

Technical specifications

Processor

Processor manufacturerAMD
Processor socketSocket AM5
Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsSocket AM5

Memory

Supported memory typesDDR5-SDRAM
Number of memory slots4
Memory slots typeDIMM
Memory channelsDual-channel
ECC сompatibilityNon-ECC
Supported memory clock speeds4800,5600,6400,8200 MHz
Supported memory clock speed (max)8200 MHz
Maximum internal memory256 GB

Storage controllers

Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2
Number of HDDs supported4
Number of storage drives supported7
RAID supportYes
RAID levels0, 1, 10

Graphics

On-board graphics cardNo

Internal I/O

USB 2.0 connectors4
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
USB 3.2 Gen 2 (3.1 Gen 2) connectors1
Number of SATA III connectors4
Total number of SATA connectors4
Front panel audio connectorYes
Front panel connectorYes
ATX Power connector (24-pin)Yes
CPU fan connectorYes
Number of CPU fan connectors2
Number of water pump connectors1
RGB LED pin headerYes
Number of RGB LED pin headers3

Rear panel I/O ports

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity2
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
HDMI version2.1

Network

Ethernet LANYes
Ethernet interface type5 Gigabit Ethernet
Wi-FiYes
Top Wi-Fi standardWi-Fi 7 (802.11be)
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
BluetoothYes
Bluetooth version5.4

Features

Motherboard chipsetAMD B850
Audio chipRealtek ALC4080
Audio output channels7.1 channels
Product colourBlack
Component forPC
Motherboard form factormicro ATX
Motherboard chipset familyAMD
Windows operating systems supportedWindows 11 x64

Expansion slots

PCI Express x4 slots1
PCI Express x16 slots1
PCI Express x16 (Gen 3.x) slots1
PCI Express x16 (Gen 4.x) slots1
PCI Express x16 (Gen 5.x) slots1
Number of M.2 (M) slots3
1st M.2 largest key size2280
1st M.2 highest PCI Express generation5.0
2nd M.2 largest key size2280
2nd M.2 highest PCI Express generation5.0
3rd M.2 largest key size2280
3rd M.2 highest PCI Express generation4.0

BIOS

BIOS typeUEFI AMI
BIOS memory size256 Mbit
ACPI version6.5
System Management BIOS (SMBIOS) version3.7

Weight & dimensions

Width243.8 mm
Depth243.8 mm
MSI
FL130747745
2026-11-19

Data sheet

Colour
Noir
Processor brand
AMD
For
PC
Socket
Emplacement AM5
Memory type
DDR5-SDRAM
Memory form factor
DIMM

Specific References

EAN13
4711377321150
MPN
MAG B850M MORTAR WIFI
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