MSI MAG B860M MORTAR WIFI LGA 1851 Micro-ATX Motherboard – Black

Product Overview

The MSI MAG B860M MORTAR WIFI is a premium micro-ATX gaming motherboard engineered for Intel’s latest Core Ultra Series 2 processors. Built for gamers, enthusiasts, creators, and AI-focused users, it combines next-generation DDR5 performance, PCIe 5.0 graphics, ultra-fast storage, Thunderbolt 4 connectivity, Killer Wi-Fi 7 networking, and intelligent AI optimization features. Designed with MSI’s durable MAG architecture, this motherboard provides the stability, speed, and future-ready expansion required for modern high-performance systems.

Intel Core Ultra Platform Support

Built for Intel’s newest processor platform with next-generation desktop performance.

Platform support includes:
• Intel B860 chipset
• LGA 1851 socket
• Support for Intel® Core™ Ultra Processors (Series 2)
• Optimized for gaming, AI workloads, and multitasking

Perfect for future-ready Intel desktop builds.

Extreme DDR5 Memory Performance

High-speed DDR5 architecture unlocks exceptional responsiveness and performance.

Memory features include:
• 4 x DDR5 UDIMM slots
• Maximum memory capacity up to 256GB
• Memory overclocking up to 9200+ MT/s (OC)
• Intel® XMP 3.0 support
• Dual-channel architecture
• Non-ECC unbuffered memory compatibility

Built for next-generation productivity and gaming workloads.

PCIe 5.0 Graphics Performance

Modern expansion architecture ensures full support for flagship graphics hardware.

Expansion features include:
• 1 x PCIe 5.0 x16 slot (CPU-connected)
• 1 x PCIe 4.0 x4 slot
• Supplemental PCIe power connector
• Stable high-bandwidth GPU support
• Future-ready gaming expansion capability

Excellent for modern GPU-based gaming systems.

Ultra-Fast Storage Architecture

High-speed storage support delivers rapid boot times, game loading, and application responsiveness.

Storage features include:
• 3 x M.2 slots
• PCIe Gen 5 SSD compatibility
• PCIe Gen 4 NVMe support
• 4 x SATA 6Gb/s ports
• RAID 0 / 1 / 5 / 10 support for SATA storage

Optimized for fast gaming and professional storage workloads.

Killer Networking Performance

Premium wired and wireless networking designed for serious gaming and streaming.

Networking features include:
• Intel Killer™ E5000 5Gbps LAN
• Intel Killer™ Wi-Fi 7 (BE1750x)
• Bluetooth® 5.4
• Ultra-low latency gaming connectivity
• Faster downloads, streaming, and multiplayer performance

Designed for demanding online gaming environments.

Thunderbolt 4 & Modern Connectivity

Advanced I/O support provides premium connectivity for peripherals, displays, and creators.

Connectivity includes:
• 1 x Thunderbolt™ 4 (40Gbps)
• USB Type-C DisplayPort output
• HDMI™ 2.1 (8K @ 60Hz)
• DisplayPort 1.4 (4K @ 60Hz)
• Rear USB Type-C
• Rear USB 10Gbps Type-A ports
• Front USB 10Gbps Type-C header
• Front USB Type-A connectivity

Perfect for creators, gamers, and workstation users.

AI-Powered Intelligent Optimization

Integrated MSI AI tools automatically improve system responsiveness and workload efficiency.

AI features include:
• AI Engine for app-based optimization
• AI LAN Manager for latency reduction
• Frozr AI Cooling for intelligent thermal control
• AI Boost for NPU performance enhancement
• MSI Center AI optimization tools

Built for AI-ready performance workflows.

Premium Cooling Architecture

Robust thermal engineering helps maintain consistent performance under heavy workloads.

Cooling features include:
• Extended heatsink design
• Enhanced VRM cooling
• Efficient chipset heat dissipation
• Intelligent fan control support
• Frozr AI Cooling automation

Ensures reliable performance during long gaming sessions.

Audio Experience

Integrated audio solutions provide immersive sound for gaming and entertainment.

Audio features include:
• Realtek® ALC897 codec
• 7.1-channel HD audio
• S/PDIF output support
• Enhanced headset and speaker compatibility

Suitable for gaming, streaming, and multimedia use.

EZ DIY Builder-Friendly Features

MSI’s DIY enhancements simplify building, upgrades, and troubleshooting.

DIY features include:
• Pre-installed I/O shield
• EZ Debug LEDs
• EZ Memory Detection LED
• Simplified internal connector layout
• Supplemental PCIe power support
• Easy installation architecture

Ideal for beginners and advanced builders alike.

Internal Expansion & RGB Customization

Flexible internal connectivity supports advanced cooling and lighting customization.

Internal connectivity includes:
• ATX power connector
• CPU power connectors
• Supplemental PCIe power connector
• CPU fan header
• Multiple system fan headers
• RGB headers
• TPM header
• Front panel connectivity headers

Supports fully customized gaming builds.

Ideal For

Perfect for competitive gaming PCs, Intel Core Ultra desktop builds, AI-enhanced systems, streaming PCs, creator workstations, high-speed micro-ATX gaming rigs, and enthusiast performance desktops.

Box Contents

Included in the package:
• MSI MAG B860M MORTAR WIFI Motherboard
• Wi-Fi antenna
• User documentation
• Installation accessories
• SATA cables / bundled accessories (region dependent)