ASUS

ASUS PRIME B860-PLUS-CSM - LGA 1851 Socket V1 - DDR5, 4x DIMM, 256GB Max, ATX, AI-Ready

SKU 5308 Brand ASUS EAN13 4711387814857
LGA 1851 motherboard for Intel Core Ultra (Series 2) with Intel B860 chipset. ATX form factor, DDR5 up to 256GB (4 DIMMs), robust power, advanced cooling, AI-ready.
Motherboards - Socket LGA 1851 (Socket V1)
Motherboards - Form Factor ATX
Motherboards - Memory Type DDR5
Motherboards - Memory Slots 4
Motherboards - Max Memory Capacity 256 GB
Motherboards - SATA Ports 4

Prime B860-PLUS-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 B860-PLUS-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 manufacturerIntel
Processor socketLGA 1851 (Socket V1)
Compatible processor seriesIntel Core Ultra (Series 2)
Supported memory typesDDR5-SDRAM
Number of memory slots4
Memory slots typeDIMM
Memory channelsDual-channel
ECC сompatibilityNon-ECC
Supported memory clock speed (max)8666 MHz
Maximum internal memory256 GB
Unbuffered memoryYes
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
Number of HDDs supported4
Number of storage drives supported7
RAID supportYes
RAID levels0, 1, 5, 10
Parallel processing technology supportNot supported
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
Number of SATA III connectors4
S/PDIF out connectorYes
Front panel audio connectorYes
ATX Power connector (24-pin)Yes
CPU fan connectorYes
Number of CPU fan connectors1
Number of chassis fan connectors4
Chassis intrusion connectorYes
EPS power connector (8-pin)Yes
Number of COM connectors1
TPM connectorYes
Thunderbolt headers1
12V power connectorYes
RGB LED pin headerYes
USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity2
USB 3.2 Gen 2x2 Type-C ports quantity1
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
DisplayPorts quantity1
Line-inYes
Microphone inYes
Ethernet LANYes
Ethernet interface type2.5 Gigabit Ethernet
Wi-FiNo
Motherboard chipsetIntel B860
Audio output channels7.1 channels
Product colourMulticolour
Component forPC
Motherboard form factorATX
Motherboard chipset familyIntel
Windows operating systems supportedWindows 10 x64, Windows 11
PCI Express x16 (Gen 4.x) slots1
Number of M.2 (M) slots3
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Package width377 mm
Package depth372 mm
Package height302 mm
Package weight1.56 kg
Width305 mm
Depth244 mm
Height49 mm
Weight896 g
User manual (pdf)

User manual (pdf)

Brochure ASUS 90MB1KA0-M0EAYC (p

Brochure ASUS 90MB1KA0-M0EAYC (p