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MSI MAG B850 GAMING PLUS MAX WIFI

ATX Socket AM5 AMD B850 motherboard - 4x DDR5 - M.2 PCIe 5.0 - USB 3.1 - PCI-Express 5.0 16x - 5 GbE LAN - Wi-Fi 7

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Overview

High performance for gamers

The MSI MAG B850 GAMING PLUS MAX WIFI motherboard features the AMD B850 chipset, which supports AMD Ryzen processors on the AM5 socket, specifically the 7000/8000/9000 series. Part of the MSI MAG (MSI Arsenal Gaming) range, this motherboard will be the heart of your gaming PC. It supports graphics cards and M.2 NVMe SSDs with the PCI-Express 5.0 standard.

On the networking side, the MSI MAG B850 GAMING PLUS MAX WIFI is equipped with a full range of connectivity options, including a 5 GbE LAN port and Wi-Fi 7 / Bluetooth 5.4 for wireless connectivity. For data transfer, the motherboard has numerous USB ports with speeds of up to 10 Gbps.
 

MSI MAG B850 GAMING PLUS MAX WIFI

  • Supports AMD Ryzen 7000/8000/9000 series desktop processors
  • Supports DDR5 memory up to 256 GB and up to 8200 MHz (OC)
  • Ultra-fast data transfers with PCIe 5.0 and M.2 Lightning Gen5 x4 connectors
  • 5 GbE LAN connector and Wi-Fi 7 for fast and stable connectivity
  • Easy component installation with EZ M.2 Shield Frozr II, EZ M.2 Clip II and EZ PCIe
  • Efficient heat dissipation with Frozr Guard

Play in the best conditions

The high frequencies of AMD Ryzen processors are a real advantage in gaming. Choose the right components and design a powerful, lag-free gaming PC that's ready to go when you need it. Gain the edge over your opponents and reach new heights with AMD Ryzen 9000/8000/7000 processors and AMD AM5 motherboards.

AMD Ryzen 9000 processors deliver performance across the board. They'll help you create faster, reach your goals quicker and save time every step of the way. Whether it's 3D rendering or exporting large video files, design, deliver and get the job done with PCIe 5.0 speed and storage, multiple processing threads and dedicated video accelerators.

Specifications
Select your criteria

General information

Product name

MSI MAG B850 GAMING PLUS MAX WIFI

Brand

MSI

Model

MAG B850 GAMING PLUS MAX WIFI

Processor

Processor support

AMD AM5

Number of CPUs supported

1

Chipset

Chipset

AMD B850

Memory

Memory format

4 X DIMM 288 pins (DDR5)

Memory Frequency(ies)

DDR5 4800 MHz
DDR5 5600 MHz
DDR5 6000 MHz
DDR5 6400 MHz
DDR5 8200 MHz

Memory type

DDR5

Memory technology

Dual Channel

Maximum RAM capacity per slot

64 GB

Maximum RAM capacity

256 GB

Graphic

Integrated graphics controller

No

Compatible graphics core integrated in the CPU

Yes

Expansion slots

Graphic connector(s)

1 X PCI Express 5.0 x16

Number and Type of slots

1 X PCI Express 4.0 x16 (x4)
2 X PCI Express 3.0 x16 (x1)

Multi-GPU type

None

Audio

Audio Chipset

Realtek ALC897

Number of audio channels

8

Network

Number of ports/Ethernet controler

1 X Realtek RTL8126

Network standard(s)

5 Gbps Gigabit Ethernet (5 GbE)
Bluetooth 5.4
Wi-Fi 7

Wi-Fi

Yes

Storage

RAID supported

Yes

Hard drives connectors

1 X M.2 - PCI-E 4.0 2x
4 X Serial ATA 6Gb/s (SATA Revision 3)
1 X M.2 - PCI-E 5.0 x4
1 X M.2 - PCI-E 4.0 x4

Number of M.2 slot(s)

3

Supported RAID Modes

0
1

Connectivity

Motherboard connector location

Standard connectors (on the motherboard)

Rear panel connectors

1 X USB 3.0
4 X USB 2.0
1 X RJ45 Female
2 X 3.5mm Jack Female Stereo
1 X Digital audio S/PDIF Optical
1 X HDMI Female
2 X SMA Female
2 X USB 3.1 Type C
1 X USB 3.1
BIOS Flash Update

Additional connectors

2 X +12V (Power supply P8)
1 X ATX 24 Pin
1 X LED RGB connector(s)
3 X Addressable LED RGB connector(s)
Front panel audio
1 X PCI Express 8 Pin
4 X Internal USB 2.0
4 X Internal USB 3.0
Chassis intrusion
1 X Internal USB 3.0 Type C

Physical characteristics

Motherboard format

ATX

Length

304.8 mm

Width

243.84 mm

Equipment

Advanced overclocking features

Yes

Use

Gaming

LED

No

Warranties

Commercial warranty

Legal warranty

Safety Information

Responsible person

MSI Computer Europe B.V

Postal address

Science Park Eindhoven 5706 5692 ER Son, the Netherlands

Electronic Address

gpsr@msi.com

Product referenced on 20 Feb 2026

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