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PRO B860M-A WIFI offers a simple design with a harmonious silver color scheme that perfectly matches both white and black PC builds. It is engineered with many exclusive features of MSI, a true Wi-Fi 7 with EZ Antenna, 5G LAN, Thunderbolt 4, PCIe 5.0 M.2, and Supplemental PCIe Power, ready for the Intel® Core™ Ultra processors.
MSI Intel PRO B860M-A WIFI Socket 1851 mATX Motherboard
CPU
| CPU Socket | Socket 1851 |
| CPU Brand | Intel |
| Installed Processors (Max) | 0 (1) |
| Supported Processor Manufacturer | Intel |
| Supported Processors | Intel Core Ultra Processors (Series 2) |
| 64-bit Support | Yes |
| Socket | LGA1851 |
Rear Panel I/O Ports
| USB Ports | 1 x Thunderbolt 4 (USB-C 4) 1 x USB 3.1 1 x USB-C 3.0 2 x USB 3.0 2 x USB 2.0 |
| DisplayPorts | 1 x DisplayPort 2.1 |
| HDMI Port | 1 x HDMI 2.1 |
| Keyboard/Mouse Combo Port | 1 x PS/2 |
| RJ-45 Ports | 1 x RJ-45 |
| Audio Line In Ports | 1 x 3.5mm Jack |
| Audio Line Out Ports | 1 x 3.5mm Jack |
| Microphone In Port | 1 x 3.5mm Jack |
| Antenna Connector(s) | 2 x SMA Antenna |
Internal I/O Connectors
| SATA Connectors | 4 x SATA |
| USB Connectors | 1 x USB-C 3.1 header (supports 1 port) 2 x USB 3.0 headers (supports 4 ports) 2 x USB 2.0 headers (supports 4 ports) |
| Front Panel Connectors | 1 x Front Panel 1 x Front Audio |
| Cooling Fan Support | 1 x CPU fan header 1 x Combo fan header 3 x System fan headers |
| Thunderbolt Port(s) | 1 x Thunderbolt5 card connector (JTBT5, support RTD3) |
| Serial Connectors | 1 x COM header |
| Chassis Intrusion Connector | 1 x Chassis Intrusion header |
| TPM Header | 1 x TPM header |
| Power Connector Port | 1 x 24-pin ATX 2 x 8-pin EPS 1 x 8-pin PCIe |
| Other Connectors | 1 x M.2 slot, Type 2242/2260/2280 (PCIe Gen5) 1 x M.2 slot, Type 2260/2280 (PCIe Gen4) 1 x M.2 slot, Type 2280 (PCIe Gen4 x2) 2 x 3-pin ARGB headers 1 x 4-pin RGB header 1 x Tuning Controller header |
Memory
| Memory Bus Speed | Up to 8800 MT/s |
| Memory Type | DDR5 |
| Maximum RAM | 256 GB |
| Memory Slot | 4 x DIMM |
Motherboard
| Northbridge | Intel B860 |
| RAID Supported | Yes |
| RAID Format | RAID 0, 1, 5, 10 |
| SATA Supported | Yes |
Expansion
| Number of PCI Express Slots | 1 x PCI Express 5.0 x16 slot 3 x PCI Express 4.0 x16 slots (@ x1/x1/x4) |
Graphics Device
| Integrated Graphics Supported | Yes |
Warranty
| Warranty | 3 Years |
Sound
| Integrated Sound | Realtek ALC897 |
Network
| Integrated Network | Realtek 8126 |
| Network Speeds Supported | Up to 5 Gbps |
| Wireless LAN | Yes - Wi-Fi 7 |
| Wireless Network Speed | Up to 5.8 Gbps |
| Bluetooth | Yes |
| Bluetooth Version | 5.4 |
System Requirements
| Operating Systems Supported | Microsoft Windows 11 |
System
| Software Included (may be trial or restricted) | Yes |
| Drivers | Yes |
Physical
| Form Factor | mATX Motherboard |
| In The Box | Motherboard EU Regulatory Notice Quick Installation Guide 2 x M.2 Screw / Standoff Sets EZ M.2 Clip II Remover 2 x EZ M.2 Clip II EZ Wi-Fi Antenna SATA Cable |
| Width | 244 mm |
| Length | 244 mm |
Key Features
| RDIMM Memory Supported | No |
| RDIMM Memory Required | No |
| Wireless Network | Yes |
| Motherboard Width | 244 mm |
| Motherboard Height | 244 mm |
| Main Colour | Black |
| Memory Channel | Dual |
| On-board Audio Type | 7.1 |
| Number of SATA Ports | 4 port(s) |
| Number of USB Ports | 6 port(s) |
| USB 3.0 Support | Yes |
| Multi GPU Support | No |
| VGA Connection | No |
| DVI Connection | No |
| HDMI Connection | Yes |
| DisplayPort Connection | Yes |
| Motherboard Form Factor | mATX |
| Motherboard (EPS) Power Connectors | 2 x 8-Pin |
| Motherboard Chipset | Intel B860 |
| Thunderbolt | Yes |
| Motherboard Model | MSI PRO B860M-A WIFI |
| WiFi Speed | 5800 Mbps |
| USB 3.1 Support | Yes |
| Internal USB3.0 Header | Yes |
| M.2 Support | Yes |
| On-board RGB Control | MSI Mystic Sync |
| RGB Header Type | 3-Pin ARGB |
| Addressable RGB | Yes |
| Internal USB Type-C Header | Yes |
| Power Requirement (auto) | 60 W |
| Max Memory Speed Supported (Non-overclocked) | 6400 MT/s |
| Max Memory Speed Supported (overclocked) | 8600 MT/s |
| CPU Power Pins (female) | 16 |
| PCI Express Power Pins (female) | 8 |
| Total M.2 Slots | 3 |
| Maximum NVMe M.2 ports | 3 |
| SATA ports | 4 |
| No. of front USB2.0 ports supported | 4 |
| No. of front USB3.0 ports supported | 4 |
| No. of front USB-C ports supported | 1 |
| Back Connect Support | No |
Item Details
| Manufacturer | MSI |
| Manufacturer Code | PRO B860M-A WIFI |
| EAN | 4711377286565 |
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