MSI PRO B860M-B WIFI LGA 1851 Intel B860 SATA 6Gb/s DDR5 PCI-E x16 slot M.2 USB-C Wi-Fi 7 Micro ATX Motherboard

Chipset INTEL B860

CPU Supports Intel® Core Ultra Processors (Series 2)

LGA 1851

Memory 2x DDR5 UDIMM, Maximum Memory Capacity 128GB

Memory Support DDR5 9066 - 6400 (OC) MT/s / 6400 - 4800 (JEDEC) MT/s

Max. overclocking frequency:

1DPC 1R Max speed up to 9066+ MT/s

1DPC 2R Max speed up to 7200+ MT/s

Supports Intel® POR Speed and JEDEC Speed

Supports Memory Overclocking and Intel® XMP 3.0

Supports Dual-Controller Dual-Channel mode

Supports Non-ECC, Un-buffered memory

Supports CUDIMM

The DIMM slots on this motherboard have double-sided latches.

Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List available on the products Support page or visit https://www.msi.com/support/.

Onboard Graphics 1x HDMI

Support HDMI 2.1, maximum resolution of 4K 60Hz*

1x DisplayPort

Support DisplayPort 1.4, maximum resolution of 4K 60Hz*

*Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed.

Slot 1x PCI-E x16 slot

1x PCI-E x1 slot

PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)

PCI_E2 Gen PCIe 4.0 supports up to x1 (From Chipset)

Audio Realtek® ALC897 Codec

7.1-Channel High Definition Audio

Storage 2x M.2

M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 2280/2260/2242 devices

M.2_2 Source (From Chipset) supports up to PCIe 4.0 x4 , supports 2280/2260 devices

4x SATA 6G

*Please refer to the manual for M.2 SSD heatsink restrictions.

USB 4x USB 2.0 (Rear)

4x USB 2.0 (Front)

2x USB 5Gbps Type A (Rear)

2x USB 5Gbps Type A (Front)

1x USB 10Gbps Type C (Front)

1x USB 20Gbps Type C (Rear)

LAN Realtek® 8126 5Gbps LAN

Internal IO 1x Power Connector(ATX_PWR)

1x Power Connector(CPU_PWR)

1x CPU Fan

2x System Fan

2x Front Panel (JFP)

1x Chassis Intrusion (JCI)

1x Front Audio (JAUD)

1x Com Port (JCOM)

1x Tuning Controller connector(JDASH)

3x Addressable V2 RGB LED connector (JARGB_V2)

1x RGB LED connector(JRGB)

1x TPM pin header(Support TPM 2.0)

4x USB 2.0 ports

2x USB 5Gbps Type A ports

1x USB 10Gbps Type C ports

WIRELESS LAN & BLUETOOTH Wi-Fi 7

The Wireless module is pre-installed in the M.2 (Key-E) slot

Supports MU-MIMO TX/RX, 2.4GHz / 5GHz / 6GHz* (160MHz) up to 2.9Gbps

Supports 802.11 a/ b/ g/ n/ ac/ ax/ be

Supports Bluetooth® 5.4**, MLO, 4KQAM

* 6GHz band support may depend on every countrys regulations and Wi-Fi 7 will be ready in Windows 11 version 24H2.

** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendors website for details. Bluetooth 5.4 will be ready in Windows 11 version 24H2.

LED FEATURE 4x EZ Debug LED

1x EZ Memory Detection LED

BACK PANEL PORTS

DisplayPort

Clear CMOS Button

USB 20Gbps Type-C

USB 2.0

5G LAN

Wi-Fi / Bluetooth

Audio Connectors

HDMI

USB 5Gbps Type-A