B860M-K 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-K 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.
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More Information
SKU
90MB1JT0-M0EAY0
EAN
4711387808498
Specification
Internal I/O
Number of M.2 (M) slots
2
USB 3.2 Gen 2 (3.1 Gen 2) connectors
0
Front panel connector
Yes
12V power connector
Yes
Supported storage drive interfaces
M.2, SATA III
USB 2.0 connectors
2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
2
TPM connector
Yes
S/PDIF out connector
Yes
Number of SATA III connectors
4
Number of COM connectors
1
Number of chassis fan connectors
2
Front panel audio connector
Yes
CPU fan connector
Yes
ATX Power connector (24-pin)
Yes
RGB LED pin header
Yes
Technical details
Motherboard chipset family
Intel
Motherboard chipset
Intel B860
Supported processor sockets
LGA 1851
Parallel processing technology support
Not supported
Motherboard form factor
micro ATX
Component for
PC
Audio
Audio output channels
7.1 channels
Performance
Number of HDDs supported
4
Supported storage drive types
HDD & SSD
Windows operating systems supported
Windows 10 x64, Windows 11
Motherboard chipset family
Intel
Motherboard chipset
Intel B860
RAID levels
0, 1, 5, 10
Supported processor sockets
LGA 1851
Audio output channels
7.1 channels
Motherboard form factor
micro ATX
Component for
PC
Processor
Processor manufacturer
Intel
Compatible processor series
Intel Core Ultra (Series 2)
Supported processor sockets
LGA 1851
Processor socket
LGA 1851 (Socket V1)
Memory
Number of memory slots
2
Memory slots type
DIMM
Supported memory types
DDR5-SDRAM
Memory channels
Dual-channel
Maximum internal memory
128 GB
Unbuffered memory
Yes
ECC сompatibility
Non-ECC
Storage controllers
Number of HDDs supported
4
Supported storage drive types
HDD & SSD
Supported storage drive interfaces
M.2, SATA III
RAID levels
0, 1, 5, 10
Number of storage drives supported
6
RAID support
Yes
Graphics
Parallel processing technology support
Not supported
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
0
USB 2.0 ports quantity
2
VGA (D-Sub) ports quantity
0
PS/2 ports quantity
1
HDMI ports quantity
1
Ethernet LAN (RJ-45) ports
1
DVI-D ports quantity
0
DisplayPorts quantity
1
Network
Ethernet LAN
Yes
Wi-Fi
No
Ethernet interface type
2.5 Gigabit Ethernet
Features
Windows operating systems supported
Windows 10 x64, Windows 11
Motherboard chipset family
Intel
Motherboard chipset
Intel B860
Supported processor sockets
LGA 1851
Audio output channels
7.1 channels
Motherboard form factor
micro ATX
Component for
PC
Expansion slots
Number of M.2 (M) slots
2
PCI Express x1 (Gen 4.x) slots
2
PCI Express x16 (Gen 4.x) slots
1
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
BIOS
BIOS type
UEFI AMI
BIOS memory size
256 Mbit
Packaging data
Package width
270 mm
Package depth
263 mm
Package height
51.5 mm
Package weight
1.07 kg
Software
Windows operating systems supported
Windows 10 x64, Windows 11
Weight & dimensions
Package width
270 mm
Package depth
263 mm
Package height
51.5 mm
Package weight
1.07 kg
Width
244 mm
Depth
222 mm
Packaging content
Cables included
SATA
Other features
Package width
270 mm
Package depth
263 mm
Package height
51.5 mm
Package weight
1.07 kg
PCI Express x1 (Gen 4.x) slots
2
Manufacturer
ASUS
Availability
Y
Meta Description
Intel B860 Chipset, 2 x DIMM slots, max. 128GB, DDR5 Supports up to 8800+MT/s (OC), Non-ECC, Un-buffered ,Clocked Unbuffered DIMM