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MSI MAG B850 Tomahawk MAX WiFi V1 Motherboard, ATX - Supports AMD Ryzen 9000/8000 / 7000 Processors, AM5-80A SPS VRM, DDR5 Memory Boost 8400+ MT/s (OC), PCIe 5.0 x16, M.2 Gen5, Wi-Fi 7, 5G LAN

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Availability: In Stock.
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Arrives Sep 27 – Oct 13
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Style: MAG B850 TOMAHAWK MAX WIFI V1


Features

  • ULTRA POWER - SUPPORTS THE LATEST RYZEN 9000 PROCESSORS IN HIGH PERFORMANCE - The MAG B850 TOMAHAWK MAX WIFI employs a 14 Duet Rail Power System (80A, SPS) VRM for the AMD B850 chipset (AM5, Ryzen 9000 / 8000 / 7000) with Core Boost architecture
  • FROZR GUARD - Premium cooling features such as 7W/mK MOSFET thermal pads, extra choke thermal pads and an Extended Heatsink; Includes chipset heatsink, EZ M.2 Shield Frozr II, and a Combo-fan (for pump & system) header (3A)
  • DDR5 MEMORY, PCIe 5.0 x16 SLOT - 4 x DDR5 DIMM SMT slots enable extreme memory overclocking speeds (1DPC 1R, 8400+ MT/s); 1 x PCIe 5.0 x16 SMT slot (128GB/s) with Steel Armor II supports cutting-edge graphics cards
  • QUADRUPLE M.2 CONNECTORS - Storage options include 2 x M.2 Gen5 x4 128Gbps slots, 1 x M.2 Gen4 x4 64Gbps slot and 1 x M.2 Gen4 x2 32Gbps slot; Features EZ M.2 Shield Frozr II to prevent thermal throttling and EZ M.2 Clip II for EZ DIY experience
  • CONNECTIVITY - Network hardware includes a full-speed Wi-Fi 7 module with Bluetooth 5.4 & 5Gbps LAN; Rear ports include USB 20G Type-C and 7.1 USB High Performance Audio with Audio Boost 5 (supports S/PDIF output)

Description

MAG B850 TOMAHAWK MAX WIFI: Unite as One Designed for gaming on the AMD B850 chipset (Ryzen 9000 / 8000 / 7000 supported, AM5), the MSI MAG B850 TOMAHAWK MAX WIFI motherboard includes premium GPU support with PCIe 5.0 x16, improved DDR5 8400+ MT/s (OC) memory support, and M.2 Gen5 storage options. To power the latest Ryzen 9000 processors, the MAG B850 TOMAHAWK MAX WIFI is equipped with a 14 Duet Rail Power System (80A, SPS) VRM for the CPU and dual 8-pin CPU power connectors, augmented with multiple passive cooling features. MSI B850 gaming motherboards feature durable server-grade PCBs with 2oz of thickened copper and PCIe Steel Armor II to support the primary graphics card slot. Connectivity includes full-speed Wi-Fi 7 and Bluetooth 5.4 technology, Realtek 5G LAN, USB 20G Type-C, and 7.1 USB High Performance Audio. For gamers looking for an AMD Ryzen 9000 / 8000 / 7000 platform that unites PCIe 5.0 x16 graphics card architecture, improved DDR5 support, and M.2 Gen5 storage options into one elegant design, the MSI MAG B850 TOMAHAWK MAX WIFI gaming motherboard is the perfect choice.

Brand: MSI


CPU Socket: Socket AM5


Compatible Devices: Personal Computer


RAM Memory Technology: DDR5


Compatible Processors: Ryzen 9000/7000 Series


Chipset Type: AMD B850


Memory Clock Speed: 8400 MHz


Platform: Windows 11


Memory Slots Available: 4


Manufacturer: MSI


RAM: ‎DDR5


Memory Speed: ‎8400 MHz


Brand: ‎MSI


Item Weight: ‎4.49 pounds


Package Dimensions: ‎13.4 x 10.6 x 2.8 inches


Manufacturer: ‎MSI


Date First Available: ‎June 4, 2025


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sep 27 – Oct 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • High-End Quality, Affordable Price, Excellent BIOS, VRMs & Future-Proof Features
Style: MAG B850 TOMAHAWK MAX WIFI
The MSI MAG B850 Tomahawk MAX WiFi is easily one of the best AM5 boards in its class. It offers stable performance, excellent VRM cooling, and a clean layout that makes building straightforward. The BIOS is intuitive, especially for anyone looking to dial in PBO or Curve Optimizer settings, and memory tuning is rock solid — I’ve manually adjusted DDR5 timings and passed full OCCT certification without a single issue. You get support for Gen5 M.2, PCIe 5.0, 5G LAN, and WiFi 7, which gives this board plenty of headroom for future upgrades. MSI also included useful features like debug LEDs and BIOS Flashback, which make it easy to recover from failed overclocks or memory missteps. If you’re building a high-performance Ryzen system and want tuning flexibility without spending top dollar, this board delivers in every category. ... show more
Reviewed in the United States on May 16, 2025 by Xavier L Sancho

  • Works Very Well Reliable and Feature-Packed
Style: MAG B850 TOMAHAWK MAX WIFI
Pros: Solid Build Quality: The motherboard feels premium with a durable design and high-quality components. Strong Performance: Handles AMD AM5 processors efficiently, offering smooth performance even under heavy workloads. Great Connectivity: Comes with WiFi 7, 5G LAN, and multiple USB ports, ensuring fast and stable connections. GPU EZ install is also very convenient. DDR5 Support: Future-proof with support for high-speed DDR5 memory. Efficient Cooling: Well-designed VRMs and heatsinks keep temperatures in check, ideal for gaming and overclocking. Easy BIOS Setup: MSIs BIOS interface is user-friendly, making tuning and adjustments hassle-free. Cons: No Built-in RGB: Some users might miss integrated RGB lighting for aesthetics. Price: Slightly on the higher side compared to other B850 boards, but worth it for the features. Overall Review: The MSI MAG B850 Tomahawk MAX WiFi is an excellent motherboard for both gaming and productivity. Its WiFi 7 and 5G LAN provide cutting-edge networking, while DDR5 support and solid power delivery ensure great performance for AMD AM5 builds. Its an easy recommendation for those looking for a stable, future-proof motherboard with strong features. While it lacks built-in RGB and has limited PCIe slots, its reliability and performance outweigh these minor drawbacks. Highly recommended for gamers and PC enthusiasts! ... show more
Reviewed in the United States on March 17, 2025 by Boyang WU

  • Highly Recommend
Style: MAG B850 TOMAHAWK MAX WIFI V1
Building with this motherboard was such a breath of fresh air coming from building on cheaper lower-tier boards. The built in Wi-Fi works great. Having a heat-sink for all four m.2 slots is really great. The CMOS reset button is going to really come in handy. The built in I/O shroud ensures that my forgetful self won't miss it when installing. The build quality is great, and on top of it all, it looks really nice. I highly recommend this board. ... show more
Reviewed in the United States on August 2, 2025 by BadScreenplay

  • Great Motherboard for upgrading to Windows 11
Style: MAG B850 TOMAHAWK MAX WIFI
The motherboard arrived in great condition, and once I had my PC set up, it's been working just fine as a motherboard. Keep in mind that this board does have limitations on what storage drives they can support, so if you plan on carrying over your OS drive from your old build, be sure to check for compatibility. Also, be prepared to transfer over to Windows 11, as the drivers for everything will not support Windows 10. With Windows 11, however, everything works perfectly, and the bios is very intuitive to work through. I also like that there's multiple M.2 slots for expanding storage in the future. Highly recommend if you can get it on sale. ... show more
Reviewed in the United States on June 17, 2025 by Kevin Finney

  • Quality I can Trust
Style: MAG B850 TOMAHAWK MAX WIFI
Just a little backstory, I used my previous motherboard MSI Z97-G45 with a i7-4790k cpu for about 11 years. It served me well but that CPU near its end of lifecycle (Win 10 support no more Oct 2025) and gaming performance not adequate for my needs. Fast Forward to 2025, I got the Ryzen 9800x3d, 32GB DDR5 RAM CL30, this motherboard, and Corsair Nautilus 240 RS liquid cooler. I'm reusing my RTX 3070 GPU, c70 pc case, corsair 650w PSU, couple of HDDs, and 1 SATA 2.5 SSD to cut down cost. What attracted me to this board was the cpu worked right out of the box. No bios flashing was required. One less headache to deal with and the quicker I can set up my computer. Gaming performance is fantastic, it knocks my socks off. I'm able to get 100-300 fps on 1440p with DLSS on my ASUS XG27ACDNG 1440 Oled monitor depending on the game. One thing I really liked about this board was the EZ button for the GPU slot. No longer I had to get my hands in an awkward tight position to remove my GPU. All you have to do now is press that button and it comes out. Simplicity at its best! Just a fair warning that there is no paper booklet / manual inside the box. I had to look it up online on my phone to read the manual. It's not a big deal, it's probably standard to go paperless this day and age. Also this motherboard is only for Windows 11. Since I reused my old C70 vengeance case, I didn't have front USB 3.0 or USB Type-C headers to use these ports. Doesn't bother me since USB 2.0 suits me just fine. Buy a new pc case if you want to use these functions. It also comes with a Wifi 7 antenna since I'm an oldie using a wifi5 router, it wouldn't enhance my speed. There are also RGB leds on the board if you want to make your pc look nice. So far my pc runs like a dream. Pc boots up in around 1-2 mins with a sata ssd. There are m.2 slots and it looks relatively easy to install nvme drives. One wierd thing I noticed when I have 2 monitors plugged in with display ports connectivity, during boot process, it will go to my 2nd monitor, then go back to my 1st monitor. Just nitpicking, not a big deal. I'm still completely satisfied with this motherboard even though I'm an oldie whom doesn't use all the newest features. Thanks MSI! ... show more
Reviewed in the United States on March 24, 2025 by John Cheung

  • Wi-Fi and Bluetooth adapter is hot garbage. Avoid this board at all costs.
Style: MAG B850 TOMAHAWK MAX WIFI
This board is a piece of crap. There is a known issue found on many forums where the Wi-Fi adapter doesn't show up after a reboot. The only way to get it back is to unplug the PSU, hold down the power button for 30 seconds, then leave it unplugged for 10 minutes. This will get the Wi-Fi adapter back. I have had this for 45 days, set it up 35 days ago and still haven't gotten Bluetooth to work. I installed Ubuntu 24.04 and updated all the packages. Have been using ChatGTP to help debug and nothing. I would hold off on this until MSI gets their act together. ... show more
Reviewed in the United States on April 17, 2025 by James Madison

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