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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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.

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 |
Seller 2 years
|
Legal warranty |
See terms & conditions
|
|
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 |
See all MSI products
Product referenced on 20 Feb 2026
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