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Black ATX motherboard with silver heatsinks and multiple expansion slots

MSI

MSI PRO B860-P ATX Intel motherboard LGA 1851

SKU CH-81TE-M4V8F

ATX motherboard with LGA 1851 socket supporting Intel Core Ultra Series 2 CPUs, DDR5 up to 8600 MT/s, PCIe 5.0 x16 and M.2 Gen5 slots, plus 5G LAN

  • Supports Intel Core Ultra Series 2 processors for next-gen performance
  • LGA 1851 socket ensures compatibility with latest CPUs
  • DDR5 memory boost up to 8600 MT/s for faster data rates
  • PCIe 5.0 x16 slot delivers high-speed GPU bandwidth
  • M.2 Gen5 support enables ultra-fast storage speeds

Intel Core Ultra Series 2 support

This motherboard uses the LGA 1851 socket for Intel Core Ultra Series 2 processors. The ATX form factor fits standard chassis layouts. DDR5 memory runs up to 8600 MT/s when overclocked. Builders targeting current-generation Intel platforms will find the feature set aligned with high-speed components.

Verify CPU cooler clearance and power phases

Confirm that your chosen cooler matches the LGA 1851 mounting pattern before ordering. Check that the power supply provides the required EPS connectors for the board's VRM design. Ensure the case accommodates full-length ATX dimensions and rear I/O shield alignment. M.2 Gen5 drives need a compatible slot and adequate airflow.

Thermals noise and power draw

Extended heatsinks cover the VRM and primary M.2 slot to manage heat during sustained loads. Fan headers support PWM control for quieter operation at idle. The 5G LAN controller adds minimal power draw under typical network traffic. Overall power consumption scales with the installed processor and memory configuration.

Highlights

  • Supports Intel Core Ultra Series 2 processors for next-gen performance
  • LGA 1851 socket ensures compatibility with latest CPUs
  • DDR5 memory boost up to 8600 MT/s for faster data rates
  • PCIe 5.0 x16 slot delivers high-speed GPU bandwidth
  • M.2 Gen5 support enables ultra-fast storage speeds

Specifications

No published specifications for this item yet.

Questions about this item

What comes in the box with the MSI PRO B860-P and what must I buy separately?

The board ships as a standalone ATX motherboard with the LGA 1851 socket installed; you will need to purchase an Intel Core Ultra Series 2 processor, DDR5 memory modules, a graphics card, storage drives and a compatible ATX power supply to complete the build.

Which DDR5 speed should I target for the 8600 MT/s overclock headroom?

Choose DDR5 kits rated at or above 8600 MT/s to take full advantage of the Memory Boost capability; slower kits will run at their rated speeds but will not reach the board's maximum overclock ceiling.

How does the PCIe 5.0 x16 slot perform with a modern GPU in a real system?

The PCIe 5.0 x16 interface delivers the full 5.0 bandwidth to a compatible graphics card, while the second x16 slot operates at 4.0 for additional expansion cards or multi-GPU configurations.

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