MSI PRO B860M-A WIFI mATX Motherboard for Intel LGA1851 CPUs
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.
CPU
- 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
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)
Memory
- Memory Bus Speed: Up to 8800 MT/s
- Memory Type: DDR5
Motherboard
- Northbridge: Intel B860
- RAID Supported: Yes
- RAID Format: RAID 0, 1, 5, 10
- SATA Supported: Yes
Rear Panel I/O Ports
- 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
- 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
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)
Memory
- Maximum RAM: 256 GB
- Memory Slot: 4 x DIMM
Graphics Device
- Integrated Graphics Supported: Yes
Sound
- Integrated Sound: Realtek ALC897
Warranty
- Warranty: 3 Years
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: 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
Identifiers
- Stock Code: MBD3860
- Mfg Code: PRO B860M-A WIFI
Warranty
- Warranty: 3 Years