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Asus Prime B860-Plus WIFI (LGA 1851) DDR5 ATX Motherboard
MotherboardsAsus

Asus Prime B860-Plus WIFI (LGA 1851) DDR5 ATX Motherboard

MPN: 90MB1K50-M0EAY0

Key specifications

SocketLGA 1851
Form factorATX
ChipsetIntel B860
Memory typeDDR5
M.2 slots2
Max Memory192 GB
Best indexed price
£155.47GBP
Indexed 20 Oct 2026 — verify at retailer. How we get prices

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Scan£155.47
Indexed 20 Oct 2026New
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Indexed 16 Mar 2026New · seller laptopoutletdirect
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Full Specifications79 fields

Additional Information

Model Number
90MB1K50-M0EAY0
Gtin
4711387814697

Additional Specifications

Water Cooled
No
Cooling
Passive Heatsinks
Qpi Speed
N/A
Dimensions
305 x 244 x 49 (L x W x H) mm
Note
-

Colour

Primary Colour
Black

Cooling

Backplate
Yes
M 2 Heatsinks
Yes
Vrm Heatsinks
Yes

Core Specifications

Edition
PRIME B860-PLUS WIFI
Form Factor
ATX
Chipset
Intel B860

CPU

Cpu Manufacturer
Intel
Socket
1851

Dimensions

Length Depth
305 mm
Width
244 mm
Height
49 mm

Expansion Slots

Pcie X16 Slots Total
3

External Connectivity

Network Interface Type
802.11ax Wi-Fi 6E LAN Wired 2.5 Gigabit LAN (10/100/1000/2500)
Network Chip Modules
1 x 802.11ax WiFi 6E + BT5.3 1 x Realtek (2.5GbE LAN)
Rear I O Connectors
1 x 10/100/1000/2500 (LAN) 1 x DisplayPort 1 x HDMI 1 x Line In 1 x Line Out 1 x Mic-In 4 x USB 2.0 1 x USB 3.2 Gen1 Type-A 2 x USB 3.2 Gen2 Type-A 1 x USB 3.2 Gen2x2 Type-C 1 x WiFi Module

External Ports

Usb 3 2 External Type C
1
Usb 3 1 External Type A
2
Usb 3 0 External Type A
1
Usb 2 0 External Type A
4
Display Connectors
HDMI (1x), Display Port (1x)

Fan Header

4 Pin Fan Connectors
7

Form Factor

Motherboard Formfactor
ATX

Graphics Support

Primary Gpu Interface
PCIe 5.0 (x16)
Nvidia Sli Support
N/A
Amd Crossfire Support
N/A
Integrated Graphics
-
On Board Graphics Connectors
None

Internal Connectivity

Expansion Slots
1 x M.2, 22-42/60/80, PCIe Gen5 x4 1 x M.2, 22-42/60/80/ 110, PCIe Gen4x4 3 x PCIe 4.0 x16 (x1 Bandwidth) 1 x PCIe 4.0 x16 (x4 Bandwidth) 1 x PCIe 5.0 x16
Sata Support
N/A
Raid Support Via
SATA
Storage Mode Support
RAID 0 RAID 1 RAID 10 RAID 5
Internal I O
1 x 24-pin (Power) 1 x 4-pin AIO_PUMP Connector 1 x 4-pin CHA_FAN connector 1 x 4-pin CPU Fan Connector 1 x 4-pin CPU OPT Fan Connector 1 x 8-pin (Power) 3 x Addressable Gen 2 Header 1 x Aura RGB Header 1 x Chassis Intrusion connector 1 x Clear CMOS Header 1 x Front Panel Audio Header 1 x Front Panel Connector 1 x S/PDIF-Out Header 4 x SATA III - 6Gb/s 1 x Serial (COM) Header 1 x Thunderbolt 4 Header 1 x TPM (SPI_TPM) header 2 x USB 2.0 Header 1 x USB Type-C

Internal Ports

Cpu Power Supply
1x 8-Pin
Usb4 Internal Header
1
Usb 3 0 3 1 3 2 Internal Type C Header
1
Usb 3 0 3 1 3 2 Internal Type C Possible Ports
1
Usb 3 0 Internal Header
1
Usb 3 0 Internal Possible Ports
2
Usb 2 0 Internal Header
1
Usb 2 0 Internal Possible Ports
2
Rgb Led Connectors
1x RGB (4-Pin 5050 12VGRB), 3x Digital RGB (3-Pin 5VDG)
Front Panel Audio Header
Yes
Spi Tpm Header
Yes

Lighting

Lighting Rgb
Yes

Memory

Max Memory
192 GB
Memory Type
DDR5
Memory Form Factor
DIMM
System Memory Subtype
UDIMM, CUDIMM
Max Memory Speed Oc
8200 MT/s
Eec Support
Yes
Memory Slots
4x
Performance Profile
Intel XMP 3.0

Motherboard

Motherboard Chipset
Intel B860
Built In I O Shield
Yes

RAM Memory Support

Memory Channel
-
Memory Type Ecc
Non-ECC
Memory Type R U
UDIMM (Unbuffered)
Memory Speed Mhz
DDR5 - 8200(OC)
Max Memory Capacity
192GB (4x48GB)

Storage Ports

M 2 Pcie 4 0 X4
1
M 2 Pcie 5 0 X4
1
Sata 6g Internal
4

Wi

Fi Lan Lan
Yes
Fi Lan Lan Ports
1x 2.5 Gbit/s
Fi Lan Wi Fi Bluetooth
Yes
Fi Lan Wi Fi Standard
Wi-Fi 6E
Fi Lan Bluetooth Standard
5.3

General

Audio
7.1 Channel HD Audio