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Asus Prime B650M-A WIFI II (Socket AM5) DDR5 Micro-ATX Motherboard
MotherboardsAsus

Asus Prime B650M-A WIFI II (Socket AM5) DDR5 Micro-ATX Motherboard

MPN: 90MB1EG0-M0EAY0

Key specifications

SocketAM5
Form factormATX
ChipsetAMD B650
Memory typeDDR5
M.2 slots2
Max Memory128 GB
Best indexed price
£133.38GBP
Indexed 16 Mar 2026 — verify at retailer. How we get prices

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eBay UK£133.38
Indexed 16 Mar 2026New · seller scancomputers_int
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Full Specifications67 fields

Additional Information

Model Number
90MB1EG0-M0EAY0
Gtin
4711387034934

Additional Specifications

Water Cooled
No
Cooling
Passive Heatsinks
Qpi Speed
N/A
Dimensions
244 x 244 mm
Note
-

Colour

Primary Colour
Black
Secondary Colour
Silver, Grey

Core Specifications

Edition
PRIME B650M-A WIFI II
Form Factor
MicroATX
Chipset
AMD B650

CPU

Cpu Manufacturer
AMD
Socket
AM5

Dimensions

Length Depth
24.4 cm
Width
24.4 cm

Expansion Slots

Pcie X16 Slots Total
1
Pcie X1 Slots Total
2
Pcie 4 0 X16 Mechanical Slot
3
Pcie 4 0 X1 Mechanical Slot
2

External Connectivity

Network Interface Type
Wired 2.5 Gigabit LAN (10/100/1000/2500)
Network Chip Modules
-
Rear I O Connectors
1 x 10/100/1000/2500 (LAN) 1 x BIOS Flashback Button 1 x D-Sub (VGA) 1 x DisplayPort 1.4 1 x HDMI 2.1 1 x Line In 1 x Line Out 1 x Mic-In 1 x PS/2 Keyboard/ Mouse Combo 4 x USB 2.0 2 x USB 3.2 Gen1 Type-A 2 x USB 3.2 Gen2 Type-A 1 x WiFi Module

External Ports

Usb 3 1 External Type A
1
Usb 3 0 External Type A
2
Usb 2 0 External Type A
4
Display Connectors
VGA (D-Sub) (1x), Display Port (1x)

Fan Header

4 Pin Fan Connectors
5

Form Factor

Motherboard Formfactor
Micro-ATX

Graphics Support

Primary Gpu Interface
On-board
Nvidia Sli Support
N/A
Amd Crossfire Support
N/A
Integrated Graphics
-
On Board Graphics Connectors
D-Sub (VGA) DisplayPort 1.4 HDMI 2.1

Internal Connectivity

Expansion Slots
1 x M.2, 22-42/60/80, PCIe Gen4x4 1 x M.2, 22-42/60/80, PCIe Gen5 x4 1 x PCIe 4.0 x16 2 x PCIe 4.0 x16 (x1 Bandwidth)
Sata Support
SATA3 / M.2
Raid Support Via
SATA / M.2 / PCIe
Storage Mode Support
RAID 0 RAID 1 RAID 10
Internal I O
1 x 24-pin (Power) 1 x 4-pin (Power) 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 Clear CMOS Header 1 x Front Panel Audio Header 4 x SATA III - 6Gb/s 1 x Serial (COM) Header 1 x speaker header 1 x TPM (SPI_TPM) header 2 x USB 2.0 Header 1 x USB 3.2 Gen1 Header 1 x USB 3.2 Gen1 Type-C Front Panel Header

Internal Ports

Cpu Power Supply
1x 8-Pin
Usb 3 0 3 1 3 2 Internal Type C Possible Ports
1
Usb 3 0 Internal Possible Ports
2
Usb 2 0 Internal Possible Ports
4
Rgb Led Connectors
1x RGB (4-Pin 5050 12VGRB), 3x Digital RGB (3-Pin 5VDG)

Lighting

Lighting Rgb
Yes
Lighting Colour
RGB
Lighting Compatibility
ASUS Aura Sync

Memory

Max Memory
128 GB
Memory Type
DDR5
Memory Form Factor
DIMM
Max Memory Speed Oc
6400 MT/s
Memory Slots
4x

Motherboard

Motherboard Chipset
AMD B650

RAM Memory Support

Memory Channel
Dual (2)
Memory Type Ecc
ECC/Non-ECC
Memory Type R U
UDIMM (Unbuffered)
Memory Speed Mhz
DDR5 - 4800 DDR5 - 5000 DDR5 - 5200 DDR5 - 5400(OC) DDR5 - 5600(OC) DDR5 - 5800(OC) DDR5 - 6000(OC) DDR5 - 6200(OC) DDR5 - 6400+(OC)
Max Memory Capacity
128GB (4x32GB)

Storage Ports

M 2 Pcie 4 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

General

Audio
-