ASUS PRIME B860M-K
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 the use of a corresponding processor, these outputs will be inoperative.
CPU
Support for Intel Core Ultra 2 series processors
LGA1851 socket
Chipset
Intel B860
Memory
2× DDR5 memory slots, support up to 128 GB
DDR5 support up to 8800+ MT/s (OC)
Dual-channel memory architecture
Support non-ECC, unbuffered memory
Support On-Die ECC function
ASUS Enhanced Memory Profile III (AEMP III) support
Intel Extreme Memory Profile (XMP) support
CUDIMM support
Slots
Intel CPU
1× PCIe 4.0 x16 slot
Intel B860 chipset
2× PCIe 4.0 x1 slots
Graphic arts
1× DisplayPort, supporting max. resolution 4K at 60 Hz (according to DP 1.4)
1× HDMI, supporting max. resolution 4K at 60 Hz (according to HDMI 2.1)
Storage
Intel CPU
1× M.2 slot, M Key, for 2242/2260/2280 type units (PCIe 5.0 x4 mode)
Intel B860 chipset
1× M.2 slot, M Key, for 2242/2260/2280 type units (PCIe 4.0 x4 mode)
4× SATA 6Gb/s ports
RAID 0, RAID 1, RAID 5, and RAID 10 support for SATA drives
Intel Rapid Storage technology support
USB
1× USB 3.2 Gen2 (USB 3.1) port on the back panel
1× USB-C 3.2 Gen1 (USB 3.0) port available via internal USB connector
4× USB 3.2 Gen1 (USB 3.0) ports (2 ports on the back panel, 2 ports available via internal USB connector)
7× USB 2.0 ports (3 ports on the back panel, 4 ports available via internal USB connectors)
Audio
Realtek Audio Codec
7.1-channel Surround Sound High Definition Audio
HIND
1× Realtek 2.5Gigabit LAN controller
ASUS LANGuard
Internal connectors
1× 24pin main power connector
1× 8pin 12V power connector
4× SATA 6Gb/s connector
2× M.2 slot, M Key
1× USB-C 3.2 Gen1 (USB 3.0)
1× USB 3.2 Gen1 (USB 3.0) connector (supports 2× USB 3.2 Gen1 ports)
2x USB 2.0 connector (supports 4x USB 2.0 port)
1× 4pin CPU fan connector
2× 4pin chassis fan connector
2× addressable RGB LED strip connector
1x Aura RGB LED strip connector
1× Clear CMOS connector
1× serial port connector
1× front panel audio connector
1× S/PDIF output connector
1× SPI TPM connector
1x system panel connector
Rear panel ports
1× HDMI
1× DisplayPort
1× USB 3.2 Gen2 (USB 3.1 Gen2)
2× USB 3.2 Gen1 (USB 3.0)
3× USB 2.0
1× RJ-45
3× audio jacks
1× PS/2 keyboard and mouse combo port
Dimensions
24.4 × 22.2 cm
Micro ATX format
