MSI

MSI PRO B860M-P WIFI6E Intel B860 LGA 1851 DDR5 micro ATX Motherboard

The MSI PRO B860M-P WIFI6E is a micro ATX motherboard built on the Intel B860 chipset with the LGA 1851 socket, giving you a compact base for a modern Intel desktop. It pairs four DDR5 memory slots and two M.2 slots with built-in Wi-Fi, which makes it a practical Intel motherboard for home, office and mainstream gaming builds.

  • Socket: LGA 1851 (Socket V1)
  • Chipset: Intel B860
  • Memory: DDR5-SDRAM, 4 slots
  • Storage: 2 x M.2 slots
  • Form factor: micro ATX
  • Wireless: Wi-Fi built in

Description

LGA 1851 Socket and Intel B860 Chipset

At the heart of this board sits the LGA 1851 socket, also known as Socket V1, paired with the Intel B860 chipset. This combination is designed for Intel processors that use the LGA 1851 platform, so you can build a current-generation system without paying for features aimed at enthusiast overclockers. If you are planning a new Intel build, check that your chosen processor uses the LGA 1851 socket before you buy, and the rest of the platform falls into place.

Four DDR5 Memory Slots for Room to Grow

The board supports DDR5-SDRAM across four memory slots. That gives you flexibility in how you configure RAM: you can start with two modules for a dual-channel setup and add another pair later as your needs grow. DDR5 is the current desktop memory standard, so this motherboard is ready for modern memory kits rather than older DDR4 modules, which are not compatible with DDR5 slots.

Two M.2 Slots for Fast SSD Storage

Storage is handled by two M.2 slots, letting you fit a pair of compact SSDs directly on the board without any cables. A common setup is one drive for the operating system and applications and a second for games, projects or media libraries. Mounting drives on the motherboard also keeps the inside of a small case tidy and helps airflow, which matters in a compact micro ATX build.

Built-in Wi-Fi for Cable-Free Connectivity

Wireless networking is integrated, so you can connect to your home or office network without adding a separate Wi-Fi card or USB adapter. This frees up an expansion slot and is especially handy when your PC sits far from the router. MSI's model name refers to Wi-Fi 6E; for the exact wireless standard, Bluetooth version and antenna details, refer to the manufacturer's specifications.

Compact micro ATX Form Factor

The micro ATX layout is smaller than a full ATX board yet still offers four memory slots and dual M.2 storage. It fits micro ATX cases as well as most larger ATX towers, giving you plenty of freedom when choosing an enclosure. That makes it a sensible option for space-conscious desks, living-room PCs or anyone who wants a smaller system without giving up essential expansion.

Who This Motherboard Suits

The MSI PRO B860M-P WIFI6E suits builders who want a dependable LGA 1851 platform with DDR5 support, fast M.2 storage and wireless networking out of the box. It works well for office workstations, family PCs, students and mainstream gamers putting together a compact system. Its feature set covers everyday essentials while leaving room for later memory and storage upgrades.

Specifications

General

BrandMSI
BIOS typeUEFI AMI
ACPI version6.5
Component forPC
BIOS memory size256
Unbuffered memoryYes
ECC сompatibilityNon-ECC
RGB LED pin headerYes
PC health monitoringCPU/Temperature
Number of memory slots4
Motherboard form factormicro ATX
Number of M.2 (M) slots2
1st M.2 largest key size2280
2nd M.2 largest key size2280
PCI Express x16 (Gen 4.x) slots1
PCI Express x16 (Gen 5.x) slots1
1st M.2 highest PCI Express generation5.0
2nd M.2 highest PCI Express generation4.0
System Management BIOS (SMBIOS) version3.7
EAN4711377432696

Display

Maximum resolution3840 x 2160

Processor

Processor manufacturerIntel
Motherboard chipsetIntel B860
Processor socketLGA 1851 (Socket V1)
CPU fan connectorYes
Motherboard chipset familyIntel
Compatible processor seriesIntel Core Ultra (Series 2)
Supported processor socketsLGA 1851
Number of CPU fan connectors1

Memory

Maximum internal memory256 GB
Memory channelsDual-channel
Memory slots typeDIMM

Storage

Number of HDDs supported4
Supported storage drive typesHDD & SSD
Number of storage drives supported6
Supported storage drive interfacesM.2, Micro SATA III

Graphics

On-board graphics cardYes

Audio

Audio chipRealtek ALC897
Audio output channels7.1
Front panel audio connectorYes

Ports

HDMI ports quantity1
HDMI version2.1
USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity3
Ethernet LANYes
Ethernet LAN (RJ-45) ports1
TPM connectorYes
LAN controllerRealtek RTL8125
USB 2.0 connectors4
12V power connectorYes
DisplayPort version1.4
DisplayPorts quantity2
Front panel connectorYes
Ethernet interface type2.5 Gigabit Ethernet
VGA (D-Sub) ports quantity1
ATX Power connector (24-pin)Yes
Number of SATA III connectors4
Total number of SATA connectors4
Number of chassis fan connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors3

Connectivity

Wi-FiYes
Wi-Fi standards802.11a/802.11b/802.11g/Wi-Fi 4 (802.11n)/Wi-Fi 5 (802.11ac)/Wi-Fi 6 (802.11ax)
Top Wi-Fi standardWi-Fi 6E (802.11ax)
BluetoothYes
Bluetooth version5.3

Software & security

Windows operating systems supportedWindows 11

Battery & power

Power source typeATX

Performance & capacities

RAID levels0/1/10/5
Supported memory clock speeds4800/5600/6400/7200/8800
Supported memory clock speed (max)8800

Features

RAID supportYes
Supported memory typesDDR5-SDRAM
Parallel processing technology supportNot supported

Dimensions & weight

Width243.84 mm
Depth243.84 mm

Questions & answers

Which processors are compatible with this motherboard?

The board uses the LGA 1851 (Socket V1) socket with the Intel B860 chipset, so it is intended for Intel processors made for the LGA 1851 platform. For a full list of supported models, check MSI's CPU support list.

Does it support DDR4 memory?

No. The motherboard supports DDR5-SDRAM only, with four memory slots. DDR4 modules will not fit.

How many SSDs can I install?

There are two M.2 slots for SSDs. Support for additional SATA drives is not listed by the manufacturer in the provided specifications.

Do I need a separate Wi-Fi card?

No, Wi-Fi is built into the board, so you can connect wirelessly without an extra adapter.

What is the maximum supported memory capacity?

The manufacturer does not list the maximum memory capacity in the specifications provided; please refer to MSI's official product page for this detail.

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