PRIME B860M-A-CSM
ASUS PRIME series motherboards are expertly engineered to unleash the full potential of the latest Intel® Core™ Ultra Processors (Series 2). Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, the PRIME B860M-A-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
Processor |
Compatible processor series |
Intel Core Ultra (Series 2) |
Processor socket |
LGA 1851 (Socket V1) |
Processor manufacturer |
Intel |
Memory |
Unbuffered memory |
Yes |
Maximum internal memory |
256 GB |
Supported memory clock speed (max) |
8666 MHz |
ECC сompatibility |
Non-ECC |
Memory channels |
Dual-channel |
Memory slots type |
DIMM |
Number of memory slots |
4 |
Supported memory types |
DDR5-SDRAM |
Storage controllers |
RAID levels |
0, 1, 5, 10 |
RAID support |
Yes |
Number of storage drives supported |
6 |
Number of HDDs supported |
4 |
Supported storage drive interfaces |
M.2, SATA III |
Supported storage drive types |
HDD & SSD |
Graphics |
Parallel processing technology support |
Not supported |
Internal I/O |
TPM connector |
Yes |
Number of COM connectors |
1 |
Thunderbolt headers |
1 |
12V power connector |
Yes |
EPS power connector (8-pin) |
Yes |
Chassis intrusion connector |
Yes |
Number of chassis fan connectors |
3 |
Number of CPU fan connectors |
1 |
CPU fan connector |
Yes |
ATX Power connector (24-pin) |
Yes |
Front panel audio connector |
Yes |
S/PDIF out connector |
Yes |
Number of SATA III connectors |
4 |
USB 3.2 Gen 2 (3.1 Gen 2) connectors |
1 |
USB 3.2 Gen 1 (3.1 Gen 1) connectors |
1 |
USB 2.0 connectors |
1 |
Rear panel I/O ports |
Microphone in |
Yes |
Line-in |
Yes |
DisplayPorts quantity |
2 |
HDMI ports quantity |
1 |
Ethernet LAN (RJ-45) ports |
1 |
USB 3.2 Gen 2x2 Type-C ports quantity |
1 |
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity |
1 |
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
2 |
USB 2.0 ports quantity |
4 |
Network |
Wi-Fi |
No |
Ethernet interface type |
2.5 Gigabit Ethernet |
Ethernet LAN |
Yes |
Features |
Windows operating systems supported |
Windows 10 x64, Windows 11 |
Product colour |
Multicolour |
Audio output channels |
7.1 channels |
Motherboard chipset |
Intel B860 |
Motherboard chipset family |
Intel |
Motherboard form factor |
micro ATX |
Component for |
PC |
Expansion slots |
PCI Express x16 (Gen 4.x) slots |
1 |
PCI Express x1 (Gen 4.x) slots |
1 |
BIOS |
BIOS memory size |
256 Mbit |
BIOS type |
UEFI AMI |
Packaging data |
Package weight |
1.36 kg |
Package height |
67.5 mm |
Package depth |
275 mm |
Package width |
275 mm |
Weight & dimensions |
Height |
50 mm |
Depth |
244 mm |
Width |
244 mm |
Other features |
Weight |
815 g |