AsRock B850 Pro-A

AM5, AMD B850, ATX
6Ratings
BrandMore from AsRock
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Product details

The ASRock B850 Pro-A is a powerful ATX mainboard equipped with the AMD AM5 socket and the B850 chipset. It supports DDR5 RAM technology and offers a variety of connectivity options, including PCI-Express 5.0 and USB-C. With a maximum RAM capacity of 256 gigabytes and support for up to four memory modules, this motherboard is ideal for demanding applications and gaming. The integrated 7.1-channel audio output ensures an immersive sound experience, while the HDMI and DisplayPort connections enable flexible video output. The B850 Pro-A is therefore an excellent choice for anyone looking for a future-proof and powerful platform for their AMD 7000 series processors.

  • Supports up to 256 GB DDR5 RAM with 4 DIMM slots
  • PCI-Express 5.0 for high data transfer rates
  • Integrated 7.1-channel audio output for enhanced sound
  • Wide range of USB ports, including USB-C and USB 3.2 Gen 1
  • Compatible with Windows 10 and AMD 7000 Series processors.

Key specifications

Mainboard features
Trusted Platform Module
Memory form factor
DIMM
Number of memory modules (RAM)
4x
Internal connections
S-ATA III (4x)

General information

Item number
53181618
Manufacturer
AsRock
Category
Motherboards
Manufacturer No.
90-MXBQM0-A0UAYZ
Release date
27.11.2024
External links
Manufacturer's site (de)

Motherboard properties

Form factor
ATX
Socket
AM5
Chipset
AMD B850
Mainboard features
Trusted Platform Module
Operating system compatibility
Windows 10
BIOS type
UEFI AMI

Memory

Memory form factor
DIMM
Number of memory modules (RAM)
4x
Max. memory (RAM)
256 GB
Memory chip
DDR5 SDRAM
Transfer rate
8000 MT/s
RAM buffer
Unbuffered

Graphics properties

Video connection version
HDMI 2.1

Network

Network connections
RJ45 (1x)
Ethernet controller
RTL8125B
Max. port speed
2.50 Gbit/s

Audio

Chip
Realtek ALC897
Audio channel
7.1 Channel

Data storage

RAID configuration
0, 1, 10

Internal interfaces

Internal connections
S-ATA III (4x)
Expansion slot
PCI Express x16 (4x), PCI Express x16 (5x)
PCI express version (max.)
5
Number of fan connector
4

Further connections

USB ports
USB-A, USB-C
Exact USB ports
USB-A 2.0 (6x), USB-A 3.2 Gen 1 (4x), USB-C 3.2 Gen 2 (1x)

Power supply

Power connectors
24-pin ATX, 8-pin ATX 12V

Voluntary climate contribution

CO₂ emissions
2646.09 kg
Climate contribution
CHF 6.–

Scope of delivery

Scope of delivery
SATA

Product dimensions

Length
244 mm
Width
305 mm
Weight
1730 g

Package dimensions

Length
36 cm
Width
28.40 cm
Height
8.20 cm
Weight
1.73 kg

30-day right of return
24 Months Warranty (Bring-in)
5 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 3.Gigabyte
    2.6 %
  • 4.Biostar
    2.7 %
  • 5.AsRock
    2.9 %
  • 6.NZXT
    4.2 %
  • 7.Supermicro
    4.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.MSI
    3 days
  • 2.ASUS
    6 days
  • 3.Gigabyte
    7 days
  • 4.AsRock
    9 days
  • 5.Supermicro
    11 days

Return rate

How often is a product of this brand in the «Motherboards» category returned?

Source: Digitec Galaxus
  • 2.Gigabyte
    5.3 %
  • 3.ASUS
    5.4 %
  • 4.AsRock
    6 %
  • 5.Sapphire
    7.1 %
  • 6.Supermicro
    10.2 %
Source: Digitec Galaxus