MSI MAG B850M Mortar WiFi Motherboard, ATX – Supports AMD Ryzen 9000/8000 / 7000 Processors, AM5-60A SPS VRM, DDR5 Memory Boost 8200+ MT/s (OC), PCIe 5.0 x16, M.2 Gen5, Wi-Fi 7, 5G LAN

Price: ₹23209.00
(as of July 27, 2026 – Details)

From the manufacturer

MSI: For Gamers & Creators

MSI is one of the most trusted names in gaming and esports with countless hours and significant resources invested into premier esports leagues and tier-1 gaming teams. By supporting and working with the best of the best, MSI is able to integrate competitive gaming knowledge and aspirations with technological innovation to create new products that shatter today’s performance limits.

MAG B850M MORTAR WIFI

Stable Foundation, Durably Built

The MAG B850M MORTAR WIFI is a gaming oriented mATX motherboard that is contructued with a 12 Duet Rail Power System and the latest AMD B850 chipset which supports AMD Ryzen 9000 / 8000 / 7000 series desktop processors, featuring PCIe 5.0, 5G LAN, Wi-Fi 7 and DDR5 support that balances both value and premium hardware.

Supports AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors (Zen 5, Zen 4, AM5) Ultra Power: 12 Duet Rail Power System with 60A SPS, 8-layer PCB with 2oz thickened copper 4 x DDR5 DIMMs with Memory Boost: Dual Channel (256GB Max. / 8200+ MT/s OC) 1 x PCIe 5.0 x16, 1 x PCIe 4.0 x4 Lightning Gen5 & Gen4 M.2 slots High-Speed Connectivity: USB 20G Type-C, Realtek 5G LAN, Full-speed Wi-Fi 7 solution, Bluetooth 5.4 8-Channel (7.1) USB High Performance Audio with Audio Boost 5 EZ DIY: EZ M.2 Shield Frozr II, EZ M.2 Clip II, EZ PCIe Release, EZ Antenna

Supports AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors

The MAG B850M MORTAR WIFI motherboard supports AMD Ryzen 9000 / 8000 / 7000 Series processors.

Form Factor: mATXSocket Type: AM5Chipset: AMD B850

Ultra Power – 12 Duet Rail Power System with 60A Smart Power Stage

With exclusive Core Boost technology and dual 8 pin power connectors, the MAG B850M MORTAR WIFI is able to sustain heavy CPU power loads to support system-demanding game settings:

Digital PWM IC12 Duet Rail Power System (60A / SPS)2 Phase SOC Power1 Phase MISC Power

Frozr Design

Frozr Guard: Extended Heatsink design, 7W/mK MOSFET thermal pads, extra choke thermal pads and EZ M.2 Shield Frozr II for improved thermal dissipation.

Frozr Sync: Connect and synchronize cooling with strategically placed pin-headers – including CPU fan header (2A), Combo fan (3A, supports both pump fan and system fan) and system fans.

Frozr Control: Manage speeds and temperature for all fans of your system in MSI Center with Cooling Wizzard and Frozr AI Cooling.

4 x DDR5 Dual Channel (8200+ MT/s OC)*

Memory Boost: A fully-isolated DDR circuit delivers pure data signals for optimal gaming and overclocking performance.

High-Efficiency Mode: Enabling High-Efficiency-Mode in the MSI BIOS increases memory bandwidth and reduces latency. Four different modes allow users to find out the optimal configuration based on the quality of their memory modules.

EXPO Profiles: in the MSI BIOS are MSI OC LAB optimized and can be easily enabled with auto power settings for optimized memory speed and stability.

*1DPC 1R Max. overclocking frequency 8200+ MT/s, supports AMD EXPO and Intel XMP.

Fortified PCIe 5.0 x16 Slot

The MSI PCI Express Steel Armor II slot is reinforced with additional solder points on the motherboard, supporting up to twice the weight of graphics cards compared to 1st Gen Steel Armor.

1 x PCIe 5.0/4.0/3.0 x16 slot* (one with Steel Armor II** and EZ PCIe Release)1 x PCIe 4.0/3.0 x4 slot*

*Supports x16x4

**MSI Surface Mount Technology (SMT) solder welding improves signal clarity.

Gen5 M.2 Connector

The MAG B850M MORTAR WIFI motherboard features MSI’s M.2 slots:

2 x Gen5 x4 128Gbps slots*1 x Gen4 x2 32Gbps slot

*with EZ M.2 Shield Frozr II

EZ DIY

The DIY Friendly designs optimize the assemble process and experience.

EZ M.2 Shield Frozr II: MSI patented Shield Frozr cover features a tool-free design so users don’t have to worry about lost screws or overtightening.

EZ M.2 Clip II: Install or remove the SSD with a simple push of the latch, without using any screws.

EZ PCIe Release: With just one press of a button, users can easily install or remove the graphics card with one hand.

EZ Antenna: MSI’s latest Wi-Fi antenna not only boasts a beautiful appearance but also features a magnetic design, making it easier to adjust the antenna’s placement.

High-speed Connectivity

5G LAN: A Realtek 5Gbps LAN controller delivers a premium network gaming experience.

Wi-Fi 7: Features the full-speed Wi-Fi 7 solution (ultra-low latency, high-bandwidth) & Bluetooth 5.4 technology.

USB 20G Type-C: Connect to devices and transfer files at high bandwidth rates: 20Gbps

ULTRA POWER – SUPPORTS THE LATEST RYZEN 9000 PROCESSORS IN HIGH PERFORMANCE – The MAG B850M MORTAR WIFI employs a 12 Duet Rail Power System (60A, 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, 8200+ MT/s); 1 x PCIe 5.0 x16 SMT slot (128GB/s) with Steel Armor II supports cutting-edge graphics cards
TRIPLE M.2 CONNECTORS – Storage options include 2 x M.2 Gen5 x4 128Gbps slots 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)

Product summary

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