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MSI MAG B850M MORTAR WIFI
MSI · Motherboard

MSI MAG B850M MORTAR WIFI

B850 · AM5 · mATX · DDR5

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  • Chipset B850
  • Form factor mATX
  • Memory slots 4
  • Max memory 256 GB
  • Socket AM5
  • Memory type DDR5

MSI MAG B850M MORTAR WIFI is a mATX and B850 chipset motherboard for AM5 processors and DDR5 memory. It came out in 2025.

Released
2025-04-13
Socket
AM5

Specifications

Key specs

Chipset
B850
Form factor
mATX
Memory slots
4
Max memory
256 GB
Socket
AM5
Memory type
DDR5
Released
2025-04-13
Part number
MAG B850M MORTAR WIFI
EAN / UPC
4711377321150

Processor

Processor manufacturer
AMD
Processor socket
Socket AM5
Compatible processor series
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor sockets
Socket AM5

Memory

Supported memory types
DDR5-SDRAM
Number of memory slots
4
Memory slots type
DIMM
Memory channels
Dual-channel
ECC сompatibility
Non-ECC
Supported memory clock speeds
4800,5600,6400,8200 MHz
Supported memory clock speed (max)
8200 MHz
Maximum internal memory
256 GB
View all specifications +8 more sectionsShow fewer specifications

Storage controllers

Supported storage drive types
HDD & SSD
Supported storage drive interfaces
M.2
Number of HDDs supported
4
Number of storage drives supported
7
RAID support
Yes
RAID levels
0, 1, 10

Internal I/O

USB 2.0 connectors
4
USB 3.2 Gen 1 (3.1 Gen 1) connectors
2
USB 3.2 Gen 2 (3.1 Gen 2) connectors
1
Number of SATA III connectors
4
Total number of SATA connectors
4
Front panel audio connector
Yes
Front panel connector
Yes
ATX Power connector (24-pin)
Yes
CPU fan connector
Yes
Number of CPU fan connectors
2
Number of water pump connectors
1
RGB LED pin header
Yes
Number of RGB LED pin headers
3

Rear panel I/O ports

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
2
Ethernet LAN (RJ-45) ports
1
HDMI ports quantity
1
HDMI version
2.1

Network

Ethernet LAN
Yes
Ethernet interface type
5 Gigabit Ethernet
Wi-Fi
Yes
Top Wi-Fi standard
Wi-Fi 7 (802.11be)
Wi-Fi standards
802.11a, 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)
Bluetooth
Yes
Bluetooth version
5.4

Features

Motherboard chipset
AMD B850
Audio chip
Realtek ALC4080
Audio output channels
7.1 channels
Product colour
Black
Component for
PC
Motherboard form factor
micro ATX
Motherboard chipset family
AMD
Windows operating systems supported
Windows 11 x64

Expansion slots

PCI Express x4 slots
1
PCI Express x16 slots
1
PCI Express x16 (Gen 3.x) slots
1
PCI Express x16 (Gen 4.x) slots
1
PCI Express x16 (Gen 5.x) slots
1
Number of M.2 (M) slots
3
1st M.2 largest key size
2280
1st M.2 highest PCI Express generation
5.0
2nd M.2 largest key size
2280
2nd M.2 highest PCI Express generation
5.0
3rd M.2 largest key size
2280
3rd M.2 highest PCI Express generation
4.0

BIOS

BIOS type
UEFI AMI
BIOS memory size
256 Mbit
ACPI version
6.5
System Management BIOS (SMBIOS) version
3.7

Weight & dimensions

Width
243.8 mm
Depth
243.8 mm

Check the manufacturer's page before buying.

Ready to buy? Get the MSI MAG B850M MORTAR WIFI at today's price.Buy now on Amazon

Compatible processors

AM5 socket

Compatible memory

DDR5

About this product

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.

User manual (PDF) · Datasheet (PDF)

MAG B850M MORTAR WIFI vs similar motherboards

MSI MAG B850M MORTAR WIFIMSI AM5 PRO B850M-A WIFI PZ M-ATXMSI PRO B850M-A WIFIMSI B850M GAMING PLUS WIFI
ChipsetB850B850B850B850
Form factormATXmATXmATXmATX
Memory slots4444
Max memory256 GB256 GB256 GB256 GB
SocketAM5AM5AM5AM5
Memory typeDDR5DDR5DDR5DDR5
Released2025202520252025

Questions about the MAG B850M MORTAR WIFI

What are the main specs of the MSI MAG B850M MORTAR WIFI?

B850, AM5, mATX, DDR5, 4 RAM slots.

Which chipset does the MSI MAG B850M MORTAR WIFI use?

B850.

What form factor is the MSI MAG B850M MORTAR WIFI?

mATX.

Which socket does the MSI MAG B850M MORTAR WIFI use?

AM5.

When did the MSI MAG B850M MORTAR WIFI come out?

It was released in 2025/04 (MSI).

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