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ASUS PRIME B860M-K Intel B860 LGA 1851 (Socket V1) micro ATX

Intel B860 Chipset, 2 x DIMM slots, max. 128GB, DDR5 Supports up to 8800+MT/s (OC), Non-ECC, Un-buffered ,Clocked Unbuffered DIMM
In Stock 63 available
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SKU

90MB1JT0-M0EAY0

EAN

4711387808498

Manufacturer

ASUS

Default Weight

1.07 lbs

Processor socket

LGA 1851 (Socket V1)

Component for

PC

Motherboard form factor

Micro ATX

Compatible processor series

Intel Core Ultra (Series 2)
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.
Specifications
Internal I/O
Number of M.2 (M) slots2
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
Front panel connectorYes
12V power connectorYes
Supported storage drive interfacesM.2, SATA III
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
TPM connectorYes
S/PDIF out connectorYes
Number of SATA III connectors4
Number of COM connectors1
Number of chassis fan connectors2
Front panel audio connectorYes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
RGB LED pin headerYes
Technical details
Motherboard chipset familyIntel
Motherboard chipsetIntel B860
Supported processor socketsLGA 1851
Parallel processing technology supportNot supported
Motherboard form factormicro ATX
Component forPC
Audio
Audio output channels7.1 channels
Performance
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Windows operating systems supportedWindows 10 x64, Windows 11
Motherboard chipset familyIntel
Motherboard chipsetIntel B860
RAID levels0, 1, 5, 10
Supported processor socketsLGA 1851
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Processor
Processor manufacturerIntel
Compatible processor seriesIntel Core Ultra (Series 2)
Supported processor socketsLGA 1851
Processor socketLGA 1851 (Socket V1)
Memory
Number of memory slots2
Memory slots typeDIMM
Supported memory typesDDR5-SDRAM
Memory channelsDual-channel
Maximum internal memory128 GB
Unbuffered memoryYes
ECC сompatibilityNon-ECC
Storage controllers
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
RAID levels0, 1, 5, 10
Number of storage drives supported6
RAID supportYes
Graphics
Parallel processing technology supportNot supported
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity0
USB 2.0 ports quantity2
VGA (D-Sub) ports quantity0
PS/2 ports quantity1
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DVI-D ports quantity0
DisplayPorts quantity1
Network
Ethernet LANYes
Wi-FiNo
Ethernet interface type2.5 Gigabit Ethernet
Features
Windows operating systems supportedWindows 10 x64, Windows 11
Motherboard chipset familyIntel
Motherboard chipsetIntel B860
Supported processor socketsLGA 1851
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Expansion slots
Number of M.2 (M) slots2
PCI Express x1 (Gen 4.x) slots2
PCI Express x16 (Gen 4.x) slots1
1st M.2 largest key size2280
1st M.2 highest PCI Express generation5.0
2nd M.2 largest key size2280
2nd M.2 highest PCI Express generation4.0
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Packaging data
Package width270 mm
Package depth263 mm
Package height51.5 mm
Package weight1.07 kg
Software
Windows operating systems supportedWindows 10 x64, Windows 11
Weight & dimensions
Package width270 mm
Package depth263 mm
Package height51.5 mm
Package weight1.07 kg
Width244 mm
Depth222 mm
Packaging content
Cables includedSATA
Other features
Package width270 mm
Package depth263 mm
Package height51.5 mm
Package weight1.07 kg
PCI Express x1 (Gen 4.x) slots2

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SKU
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Manufacturer
ASUS
Gigabyte
MSI
ASUS
ASUS
ASUS
Processor manufacturer
Intel
AMD
Intel
AMD
AMD
AMD
Motherboard form factor
micro ATX
ATX
ATX
ATX
ATX
micro ATX
Processor socket
LGA 1851 (Socket V1)
Socket AM4
LGA 1700
Socket AM5
Socket AM5
Socket AM5
Supported memory types
DDR5-SDRAM
DDR4-SDRAM
DDR5-SDRAM
DDR5-SDRAM
DDR5-SDRAM
DDR5-SDRAM
Number of memory slots
2 to 3
4 to 6
4 to 6
4 to 6
4 to 6
4 to 6
Component for
PC
PC
PC
PC
PC
PC