MSI MAG B850 Tomahawk WiFi

MSI MAG B850 Tomahawk WiFi AM5 80A SPS VRM DDR5 8200+ MT/s (OC) PCIe 5.0 x16 M.2 Gen5 Wi-Fi 7 5G LAN ATX

MSI MAG B850 Tomahawk WiFi AM5 80A SPS VRM DDR5 8200+ MT/s (OC) PCIe 5.0 x16 M.2 Gen5 Wi-Fi 7 5G LAN ATX

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  • Ultra power – The MAG B850 Tomahawk WiFi uses 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, additional choke thermal pads and an extended heatsink; includes chipset heatsink, EZ M.2 Shield Frozr II and a combo header for pump & system
  • DDR5 MEMORY, PCIe 5.0 x16 SLOT - 4 x DDR5 DIMM SMT slots allow extreme memory overclocking speeds (1DPC 1R, 8200+ MT/s); 1 x PCIe 5.0 x16 SMT slot (128GB/s) with Steel Armor II supports state-of-the-art graphics cards
  • TRIPLE M.2 PORTS - Storage options include 1 x M.2 Gen5 x4 128Gbps slot and 2 x M.2 Gen4 x4 64Gbps slots; with EZ M.2 Shield Frozr II to prevent thermal throttling and EZ M.2 Clip II for EZ DIY
  • Connectivity – 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)

Specifications Overview

Model
  • MAG B850 TOMAHAWK WIFI
  • 7E53-001R
Release Date October 2025

* First availability for purchase, it may not correspond to the actual market launch date.

Socket AM5
Form factor ATX
Chipset AMD B850
Supported Memory DDR5
3600Mhz 4800Mhz 5600Mhz 6000Mhz 6400Mhz 8200Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller
ECC RAM Support No
SLI Support No
CrossFire Support No
RAID Support Yes
Back Connect No
Wireless LAN Yes
Wi-Fi Generation 7
PCI-Express x16 Slots 2
PCI-Express x4 Slots 0
PCI-Express x1 Slots 1
SATA 6 Gbps Ports 4
SATA Express Ports 0
M.2 Ports 3
M.2 Devices support
  • 2260 / 2280 - M Key
  • 2260 / 2280 / 22110 - M Key
  • 2260 / 2280 - M Key
RAM Slots 4
Maximum Supported RAM 256 GB
Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0


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