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Asus PRIME B860M-A-CSM (90MB1K00-M0EAYC)

Photos - Motherboard Asus PRIME B860M-A-CSM
Photos 7
Asus PRIME B860M-A-CSM
Towards:home / office
Form Factor:micro-ATX
Socket:LGA 1851
Chipset:Intel B860
BIOS:Ami
RAM slots:DDR5 4 sl
RAM form factor:DIMM
RAM clock:8666 MHz
Sound (channels):7.1
Connectors:HDMI, M.2
Additional connectors:DisplayPort
Power connector:24-pin
Processor power:8-pin
CSM is a model for corporate users. Customers of CSM products receive the ASUS Control Centre administration software.
All specifications
Specifications PRIME B860M-A-CSM
Main
Featuresfor home/office
SocketLGA 1851
Form factormicro-ATX
Power phases10 / 7+1+1+1 /
VRM heatsink
Size (HxW)244x244 mm
Chipset
ChipsetIntel B860
BIOSAmi
UEFI BIOS
RAM
DDR54 slot(s)
Memory moduleDIMM
Operation mode2 channel
Max. clock frequency8666 MHz
Max. memory256 GB
XMP
Drive interface
SATA 3 (6Gbps)4
M.2 connector2
M.22xPCIe 4x
M.2 version1x5.0, 1x4.0
M.2 SSD cooling
Integrated RAID controller
Expansion slots
1x PCIe slots1 pcs
PCIe 16x slots2 pcs
PCIe modes16x/4x
PCIe support5.0
Steel PCIe connectors
Internal connections
TPM connector
USB-A 2.01 pcs
USB-A 5Gbps1 pcs
USB-C 10Gbps1 psc
USB4 40Gbps1 pcs / Thunderbolt /
ARGB LED strip3
RGB LED strip1
Video outputs
HDMI output
HDMI versionv2.1
DisplayPort / x2 /
DisplayPort versionv.1.4
Integrated audio
AudiochipRealtek
Sound (channels)7.1
Network interfaces
LAN (RJ-45)2.5 Gbps
LAN ports1
LAN controllerRealtek
External connections
USB-A 2.04 pcs
USB-A 5Gbps2 pcs
USB-A 10Gbps1 pcs
USB-C 20Gbps1 pcs
Power connectors
Main power socket24-pin
CPU power8-pin
Fan power connectors6
CPU Fan 4-pin2
CPU/Water Pump Fan 4-pin1
Chassis/Water Pump Fan 4-pin3
Official Websiteasus.com
Added to E-CatalogJanuary 2025
P/N
90MB1K00-M0EAYC

E-Catalog UK editor, Motherboards
Valerii Lenko, edited 10.11.2025
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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