MSI MAG B850 TOMAHAWK WIFI ATX Motherboard (AM5, DDR5, Wi‑Fi 7)

Description

Overview

The MSI MAG B850 TOMAHAAWK WIFI is an ATX motherboard built for AMD AM5 processors (Ryzen 7000/8000/9000 series). It pairs DDR5 memory support and a PCIe 5.0 x16 GPU slot with a triple M.2 layout (one Gen5 slot) and an onboard Wi‑Fi 7 wireless module. The board focuses on contemporary connectivity and storage options while keeping a mainstream B850 price/feature balance.

Key features

• Socket & chipset: AMD Socket AM5 with AMD B850 chipset.
• Memory: 4× DDR5 UDIMM slots, up to 256GB; supported speeds up to DDR5-8200+ (OC) and JEDEC 4800–5600 MT/s depending on configuration.
• Expansion: 1× PCIe 5.0 x16 (from CPU), 1× PCIe 4.0 x4 (chipset), 1× PCIe 3.0 x1.
• Storage: 3× M.2 slots (1× Gen5 x4, 2× Gen4 x4) and 4× SATA 6Gb/s ports.
• Networking: Onboard Wi‑Fi 7 module (preinstalled M.2 Key‑E) and Realtek 8126VB 5G LAN.
• USB: Wide mix including a USB 20Gbps Type‑C port and multiple USB 10Gbps / 5Gbps Type‑A/C ports plus legacy USB 2.0 headers.
• Audio: Realtek ALC4080 codec with 7.1‑channel support and MSI Audio Boost features.
• Form factor & PCB: ATX — 243.84 × 304.8 mm; 64MB BIOS ROM.

Who it suits

This motherboard is suitable for users building a modern AM5 system who want DDR5 memory, a PCIe 5.0 GPU slot, fast NVMe storage (including one Gen5 slot), and up‑to‑date wireless and wired networking (Wi‑Fi 7 and 5G LAN). It is aimed at mainstream and gaming builds where strong connectivity is preferred over the premium extras found on X‑series boards.

Notes

• Wireless 6GHz/ Wi‑Fi 7 availability may depend on local regulations and OS support; MSI indicates Windows 11 24H2 readiness for some Wi‑Fi 7 features.
• Memory and CPU compatibility can vary by BIOS version — consult the MSI support page for the latest qualified CPU and memory lists before upgrading.