ASRock B850 M-X R2.0 DDR5 Micro ATX image

ASRock B850 M-X R2.0 DDR5 Micro ATX main image

General Specifications

Socket

AM5

Form Factor

Micro ATX

Chipset

AMD B850

Weight

Unknown

Max Memory

128 GB

Memory Type

DDR5

Memory Slots

Colors

BLACK

Lighting

None

PCIe Slots

1 x PCIe 5.0 x16 1 x PCIe 4.0 x4 1 x PCIe 4.0 x1

M.2 Slots

M 2280 PCIe 5.0 x4 M 2260/2280 PCIe 4.0 x4

SATA 6Gb/s

SATA 3Gb/s

U.2 Ports

Onboard Ethernet

Realtek Dragon RTL8125BG 2.5 Gb/s

WiFi

Wifi 6E

USB 2.0

USB 3.2 Gen 1

USB 3.2 Gen 2

USB 3.2 Gen 2x2

USB 4.0

USB 4 80Gbps

Unknown

CPU Fan Headers

Case Fan Headers

Pump Headers

CPU Optional Fan Headers

Unknown

ARGB 5V Headers

RGB 12V Headers

Power Button Header

Yes

Reset Button Header

Yes

Power LED Header

Yes

HDD LED Header

Yes

Temperature Sensor Headers

Thunderbolt Headers

Unknown

COM Port Headers

Unknown

Main Power

24-pin

CPU Power

8-pin

ECC Support

Yes

RAID Support

Yes

Back-Connect Connectors

BIOS Flashback

Yes

Clear CMOS Button

Audio Chipset

Realtek ALC897

Audio Channels

7.1

Back Panel Ports

2 x Antenna Ports 2 x Antenna Mounting Points 1 x HDMI Port 1 x DisplayPort 1.4 1 x USB 3.2 Gen1 Type-C Port 3 x USB 3.2 Gen1 Type-A Ports 2 x USB 2.0 Ports 1 x RJ-45 LAN Port 1 x BIOS Flashback Button HD Audio Jacks: Line in / Front Speaker / Microphone

Display Outputs

Unknown

Product Information

Manufacturer

ASRock

Series

Default

Variant

B850M-X R2.0

Release Year

2025

Manufacturer Color

Black

UPC

4711581490765

EAN

4711581490758

Part Numbers

B850M-X R2.0

BuildCores ID

4aue7wofw

See an issue?Report an issue on OpenDB

Motherboard

ASRock B850 M-X R2.0 DDR5 Micro ATX

Name: ASRock B850 M-X R2.0 DDR5 Micro ATX
Brand: ASRock
SKU: 4aue7wofw

SocketAM5

Form FactorMicro ATX

ChipsetAMD B850

Best Price

$99.99

via

	—	$99.99

	FREE s/h	$110.99

	FREE s/h	$121.99

	—	$164.74

MERCHANT	SHIPPING	PROMO	AVAILABILITY	TOTAL
	—	—	In stock	$99.99 via Amazon
	FREE s/h	—	In stock	$110.99 via Newegg
	FREE s/h	—	In stock	$121.99 via Walmart
	—	—	In stock	$164.74 via MemoryC

MERCHANT	SHIPPING	PROMO	AVAILABILITY	TOTAL
	—	—	In stock	$99.99 via Amazon
	FREE s/h	—	In stock	$110.99 via Newegg
	FREE s/h	—	In stock	$121.99 via Walmart
	—	—	In stock	$164.74 via MemoryC

* BuildCores may receive compensation for affiliate sales through these linksReport a pricing issue

Price History

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General Specifications

Socket

AM5

Form Factor

Micro ATX

Chipset

AMD B850

Weight

Unknown

Max Memory

128 GB

Memory Type

DDR5

Memory Slots

Colors

BLACK

Lighting

None

PCIe Slots

1 x PCIe 5.0 x16 1 x PCIe 4.0 x4 1 x PCIe 4.0 x1

M.2 Slots

M 2280 PCIe 5.0 x4 M 2260/2280 PCIe 4.0 x4

SATA 6Gb/s

SATA 3Gb/s

U.2 Ports

Onboard Ethernet

Realtek Dragon RTL8125BG 2.5 Gb/s

WiFi

Wifi 6E

USB 2.0

USB 3.2 Gen 1

USB 3.2 Gen 2

USB 3.2 Gen 2x2

USB 4.0

USB 4 80Gbps

Unknown

CPU Fan Headers

Case Fan Headers

Pump Headers

CPU Optional Fan Headers

Unknown

ARGB 5V Headers

RGB 12V Headers

Power Button Header

Yes

Reset Button Header

Yes

Power LED Header

Yes

HDD LED Header

Yes

Temperature Sensor Headers

Thunderbolt Headers

Unknown

COM Port Headers

Unknown

Main Power

24-pin

CPU Power

8-pin

ECC Support

Yes

RAID Support

Yes

Back-Connect Connectors

BIOS Flashback

Yes

Clear CMOS Button

Audio Chipset

Realtek ALC897

Audio Channels

7.1

Back Panel Ports

Display Outputs

Unknown

Product Information

Manufacturer

ASRock

Series

Default

Variant

B850M-X R2.0

Release Year

2025

Manufacturer Color

Black

UPC

4711581490765

EAN

4711581490758

Part Numbers

B850M-X R2.0

BuildCores ID

4aue7wofw

See an issue?Report an issue on OpenDB