ASRock B860M Pro-A Intel B860 LGA1851 4x DDR5 3x M.2 HDMI DP USB-C mATX

ASRock B860M Pro-A

The board is equipped with graphics outputs for use with processors with integrated graphics core. The motherboard does not include a graphics card and without using a corresponding processor, these outputs will be inoperative.

CPU

• Support for Intel Core Ultra 2 series processors
• LGA1851 socket

Chipset

• Intel B860

Memory

• 4× DDR5 memory slot, support up to 256 GB
• Support for DDR5 up to 8666+(OC) MT/s
• Dual-channel memory architecture
• Support for non-ECC, unbuffered memory
• Support for Intel Extreme Memory Profile (XMP) 3.0x
• Support for CUDIMM

Slots

• 1× PCIe 5.0 x16 slot
• 1× PCIe 4.0 x4 slot

Graphics

• 1× HDMI 2.1 port, supporting max. 4K resolution at 120 Hz
• 1× DisplayPort 1.4 port, supporting max. 8K @ 60 Hz/ 5K @ 120 Hz
• Intel Xe LPG architecture

Storage

• 1× Blazing M.2 slot, M Key, for type 2280 drives (PCIe 5.0 x4 mode)
• 1× Hyper M.2 slot, M Key, for type 2230/2242/2260/2280 drives (PCIe 4.0 x4 mode)
• 1× Hyper M.2 slot, M Key, for type 2280 drives (PCIe 4.0 x4 mode)
• 4× SATA 6Gb/s port
• Intel Volume Management Device (VMD) support
• RAID 0, RAID 1, RAID 5 and RAID 10 support for SATA drives

USB

• 1× USB-C 3.2 Gen2×2 port on the back panel
• 1× USB-C 3.2 Gen1 port accessible via internal USB Connector
• 5× USB 3.2 Gen1 port (3 ports on the back panel, 2 ports available via internal USB connector)
• 6× USB 2.0 port (2 ports on the back panel, 4 ports available via internal USB connectors)

Audio

• Realtek ALC897 Codec
• 7.1-channel High Definition Audio

LAN

• 1× Realtek RTL8125BG 2.5Gigabit LAN controller

Internal connectors

• 1× Serial port connector
• 1× SPI TPM connector
• 1× Speaker and Power LED connector
• 1× RGB LED strip connector
• 3× Addressable LED strip connector
• 2× 4pin CPU fan connector
• 3× 4pin chassis fan connector
• 1× 4pin water cooling pump fan connector
• 1× 24pin ATX main power connector
• 1× 8pin 12V power connector
• 1× 4pin 12V power connector
• 1× front panel audio connector
• 2× USB 2.0 connector (supports 4× USB 2.0 port)
• 1× USB 3.2 Gen1 (USB 3.0) connector (supports 2× USB 3.2 Gen1 port)
• 1× USB-C 3.2 Gen1 front panel connector
• 1× M.2 slot, E key for Wi-Fi module (not included)

Back panel ports

• 1× HDMI
• 1× DisplayPort
• 1× USB-C 3.2 Gen2×2
• 3× USB 3.2 Gen1 (USB 3.0)
• 2× USB 2.0
• 1× RJ-45
• 1× BIOS Flashback button
• 3× audio jack

Dimensions

• 24.4 × 24.4 cm
• Micro ATX format