MSI

MSI MAG B850 TOMAHAWK MAX WIFI II - MAGB850TOMAHAWKMAXII - ATX Gaming Motherboard - AM5 - B850 Chipset (magb850tomahawkmaxwifiii)

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SKU:
21488572
MPN:
magb850tomahawkmaxwifiii
Availability:
Usually ships the same or next business day.
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Stock Update:
08/27/2026 12:05:58 AM PST
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$265.16
Stock Update:
08/27/2026 12:05:58 AM PST
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Description



This item is brand-new, factory sealed.

MAG B850 TOMAHAWK MAX WIFI II

MAG B850 TOMAHAWK MAX WIFI II is designed for gamers with a stable, durable and DIY friendly foundation for their PC builds. Coming up with the latest 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.

MAG MSI ARSENAL GAMING

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.

READY FOR Ai PC

MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before.

Al Engine

provides several categories for you to sync the applications you want to perform and automatically optimizing them to create a comfortable environment.

AI LAN MANAGER

optimizes networking performance and minimizes latency, providing a seamless online experience.

Frozr Al Cooling

automatically adjusts fan duty to make sure the system stays in cool, stable and high performance.

Al Boost

is an MSI exclusive feature. It overclocks NPU to improve higher Al performance.3



Package Contents:
  • MAG B850 TOMAHAWK MAX WIFI II Gaming Desktop Motherboard
  • Quick Installation Guide
  • European Union Regulatory Notice
  • 1 x SATA Cable
  • EZ M.2 Clips II
  • EZ M.2 Clip II Remover
  • Cable Sticker
  • EZ Wi-Fi Antenna
  • 1 to 3 EZ Conn-Cable (V2)

Features

Package Contents:   
  • MAG B850 TOMAHAWK MAX WIFI II Gaming Desktop Motherboard
  • Quick Installation Guide
  • European Union Regulatory Notice
  • 1 x SATA Cable
  • EZ M.2 Clips II
  • EZ M.2 Clip II Remover
  • Cable Sticker
  • EZ Wi-Fi Antenna
  • 1 to 3 EZ Conn-Cable (V2)

 

Compatibility:   
  • Socket: AM5.
  • Processors: Supports AMD Ryzen 9000/8000/7000 Series desktop processors.
  • Chipset: AMD B850.
  • Type: DDR5 (4 DIMM slots).
  • Capacity: Up to 256GB.
  • Speed: Supports over 8200+ MT/s via OC.
  • M.2 Slots: Features multiple M.2 slots (supports up to PCIe 5.0 x4 for Gen 5 storage and Gen 4 for others).
  • PCIe Slots: 1x PCIe 5.0 x16, 1x PCIe 4.0 x4, 1x PCIe 3.0 x1.
  • SATA: 4x SATA 6Gbps ports
  • Networking: Wi-Fi 7 and 5G LAN.
  • USB: Rear Type-C (up to 10Gbps) and Front Type-C (up to 20Gbps).
  • Audio: 8-Channel (7.1) HD Audio with Audio Boost 5.

 

Brand Compatibility:   
AMD

 

Specs

Physical Characteristics
Form FactorATX
Width12"
Depth9.6"
Warranty
Additional Warranty Information<p>MSI motherboards purchased by end users will have a warranty period of 3 years (36 months) that covers damage due to regular usage but not physical damage caused to the motherboard. The warranty period will begin on the date of purchase the end user made from an authorized retailer if an invoice is provided as a proof of purchase. If the end user is unable to provide the invoice, then the warranty period will begin based off that product's manufactured date</p>
Limited Warranty3 Year
I/O Expansions
Number of PCI Express x1 Slots1
Number of PCI Express x4 Slots1
Total Number of Expansion Slots3
PCI Express Standard
Number of PCI Express x16 Slots1
Total Number of PCI Express Slots3
Memory
Memory TechnologyDDR5 SDRAM
Number of Memory Slots4
Memory Speed Supported
Memory Form Factor
Maximum Memory Supported256 GB
General Information
Brand NameMSI
Manufacturer Website Addresshttp://www.msi.com
Marketing InformationMAG B850 TOMAHAWK MAX WIFI II
MAG B850 TOMAHAWK MAX WIFI II is designed for gamers with a stable, durable and DIY friendly foundation for their PC builds. Coming up with the latest 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.
MAG MSI ARSENAL GAMING
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.
READY FOR Ai PC
MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before.
Al Engine
provides several categories for you to sync the applications you want to perform and automatically optimizing them to create a comfortable environment.
AI LAN MANAGER
optimizes networking performance and minimizes latency, providing a seamless online experience.
Frozr Al Cooling
automatically adjusts fan duty to make sure the system stays in cool, stable and high performance.
Al Boost
is an MSI exclusive feature. It overclocks NPU to improve higher Al performance.3
Product TypeGaming Desktop Motherboard
Product NameMAG B850 TOMAHAWK MAX WIFI II Gaming Desktop Motherboard
ManufacturerMSI
Manufacturer Part NumberMAGB850TOMAHAWKMAXII
Product ModelB850 TOMAHAWK MAX WIFI II
Product LineMAG
Processor & Chipset
Chipset ManufacturerAMD
Processor Supported
Total Processor Supported1
Processor SocketSocket AM5
Chipset ModelB850
Technical Information
AI-poweredYes
Onboard Interfaces
Number of SATA Interfaces4
Total Number of Onboard USB Ports9
Number of M.2 Interfaces4
Number of Onboard USB 2.0 Ports4
Interfaces/Ports
S/PDIFYes
HDMI Version<p>2.1</p>
HDMIYes
Number of USB 2.0 Ports4
Total Number of USB Ports10
Number of Network (RJ-45) Ports1
I/O Controller
RAID SupportedYes
Controller TypeSerial ATA/600
RAID Levels
Video
Onboard VideoCPU Dependent Video
Network & Communication
Wireless LANYes
Wireless LAN StandardIEEE 802.11 a/b/g/n/ac/ax/be
BluetoothYes
Bluetooth StandardBluetooth 5.4
2.5Gigabit EthernetYes
Gigabit EthernetYes
Audio
Audio Channels7.1

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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MSI MAG B850 TOMAHAWK MAX WIFI II - MAGB850TOMAHAWKMAXII - ATX Gaming Motherboard - AM5 - B850 Chipset (magb850tomahawkmaxwifiii)
$265.16