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MSI PRO B860M-A WIFI (911-7E42-002)

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MSI PRO B860M-A WIFI
Towards:home / office
Form Factor:micro-ATX
Socket:LGA 1851
Chipset:Intel B860
BIOS:Ami
RAM slots:DDR5 4 sl
RAM form factor:DIMM
RAM clock:8800 MHz
Sound (channels):7.1
Connectors:HDMI, M.2
Additional connectors:Thunderbolt v4, DisplayPort
Power connector:24-pin
Processor power:8+4-pin

The compact microATX-format board from the MSI PRO line of the 2025 model year is based on the Intel B860 chipset and designed for Intel Core Ultra processors of series 5, 7, and 9 with LGA 1851 socket. Compared to office solutions of the same family, this model offers significantly more advanced features, oriented towards workstation builds, mid-level gaming PCs, and systems utilizing AI or resource-intensive software.

The power subsystem is designed with a fifteen-phase layout and efficient cooling of key components, ensuring stability under load and in work scenarios without a focus on manual overclocking. Core Boost and Memory Boost technologies support will help configure optimal operating parameters for the processor and RAM. The interface set includes a reinforced PCIe 5.0 slot for a graphics card and three M.2 ports with additional cooling and simplified mounts (1x5.0, 2x4.0), and four classic SATA 3.

Four classic SATA ports are also provided for data storage. Four DIMM slots support up to 256 GB of DDR5 memory with frequencies up to 8800 MHz and XMP profiles, with a dual-channel architecture. Network capabilities of the MSI PRO B860M-A WIFI include a 5-gigabit LAN controller, Wi-Fi 7 adapter, and Bluetooth 5.4 module, making the board well-suited for hybrid office-home configurations. Thunderbolt support is also declared, expanding the range of peripheral and storage device connectivity.

All specifications
Specifications PRO B860M-A WIFI
Main
Featuresfor home/office
SocketLGA 1851
Form factormicro-ATX
Power phases15 / 12+1+1+1 /
VRM heatsink
Size (HxW)244x244 mm
Chipset
ChipsetIntel B860
BIOSAmi
UEFI BIOS
RAM
DDR54 slot(s)
Memory moduleDIMM
Operation mode2 channel
Max. clock frequency8800 MHz
Max. memory256 GB
XMP
Drive interface
SATA 3 (6Gbps)4
M.2 connector3
M.22xPCIe 4x, 1xPCIe 2x
M.2 version1x5.0, 2x4.0
M.2 SSD cooling
Integrated RAID controller
Expansion slots
PCIe 16x slots4 pcs
PCIe support5.0
Steel PCIe connectors
Internal connections
TPM connector
USB-A 2.02 pcs
USB-A 5Gbps2 pcs
USB-C 10Gbps1 psc
ARGB LED strip2
RGB LED strip1
Video outputs
HDMI output
HDMI versionv2.1
DisplayPort
DisplayPort versionv.1.4
Integrated audio
AudiochipRealtek ALC897
Sound (channels)7.1
Network interfaces
Wi-FiWi-Fi 7 (802.11be)
BluetoothBluetooth v5.4
LAN (RJ-45)5 Gbps
LAN ports1
LAN controllerRealtek 8126
External connections
USB-A 2.02 pcs
USB-A 5Gbps2 pcs
USB-A 10Gbps1 pcs
USB-C 5Gbps1 pcs
PS/21
Thunderboltx1 v4
Alternate Mode
Clear CMOS
Power connectors
Main power socket24-pin
CPU power8+4-pin / + PCIE_PWR 8pin /
Fan power connectors5
CPU Fan 4-pin1
CPU/Water Pump Fan 4-pin1
Chassis/Water Pump Fan 4-pin3
Official Websitemsi.com
Added to E-CatalogJanuary 2025
P/N
911-7E42-002

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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