Introduction

PRO B860-P 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, 5G LAN, Thunderbolt 4, PCIe 5.0 M.2, and Supplemental PCIe Power, ready for the Intel® Core™ Ultra processors.

Processor

Processor manufacturer

Intel

Processor socket

LGA 1851 (Socket V1)

Compatible processor series

Intel Core Ultra (Series 2)

Supported processor sockets

LGA 1851

Maximum internal memory supported by processor

256 GB

Memory

Supported memory types

DDR5-SDRAM

Number of memory slots

4

Memory slots type

DIMM

Memory channels

Dual-channel

ECC ?ompatibility

Non-ECC

Supported memory clock speeds

4800,6400,8800 MHz

Supported memory clock speed (max)

8800 MHz

Maximum internal memory

256 GB

Storage controllers

Supported storage drive types

HDD & SSD

Supported storage drive interfaces

M.2, Micro SATA III

Number of HDDs supported

4

Number of storage drives supported

7

RAID support

Yes

RAID levels

0, 1, 5, 10

Internal I/O

USB 2.0 connectors

4

USB 3.2 Gen 1 (3.1 Gen 1) connectors

4

USB 3.2 Gen 2 (3.1 Gen 2) connectors

1

Number of SATA III connectors

4

Total number of SATA connectors

4

CPU fan connector

Yes

Number of CPU fan connectors

1

Number of water pump connectors

1

RGB LED pin header

Yes

Number of RGB LED pin headers

3

Rear panel I/O ports

USB 2.0 ports quantity

4

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity

2

USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity

2

Ethernet LAN (RJ-45) ports

1

HDMI ports quantity

1

HDMI version

2.1

Network

Ethernet LAN

Yes

Ethernet interface type

5 Gigabit Ethernet

Wi-Fi

No

Features

Motherboard chipset

Intel B860

Audio chip

Realtek ALC897

Audio output channels

7.1 channels

Product colour

Black

Component for

PC

Motherboard form factor

ATX

Motherboard chipset family

AMD

Windows operating systems supported

Windows 11 x64

Expansion slots

PCI Express x16 (Gen 4.x) slots

3

PCI Express x16 (Gen 5.x) slots

1

Number of M.2 (M) slots

3

1st M.2 largest key size

2280

1st M.2 highest PCI Express generation

5.0

2nd M.2 largest key size

2280

2nd M.2 highest PCI Express generation

4.0

3rd M.2 largest key size

2280

3rd M.2 highest PCI Express generation

4.0

BIOS

BIOS type

UEFI AMI

BIOS memory size

256 Mbit

ACPI version

6.5

System Management BIOS (SMBIOS) version

3.7

Weight & dimensions

Width

243.8 mm

Depth

304.8 mm