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AsRock MB AMD AM5 B850M Challenger

AM5, AMD B850, ATX
Price in EUR including VAT
Delivered between Wed, 13-5 and Tue, 19-5
10 pieces in stock at supplier
free shipping

Product details

The AsRock MB AMD AM5 B850M Challenger is a powerful Micro ATX motherboard designed for modern computer applications. It supports the latest PCIe 5.0 technology, providing high bandwidth for graphics cards and other expansion cards. With a maximum transfer rate of 8000 megatransfers per second (MT/s), it enables fast data processing and transfer. The motherboard features four RAM slots, allowing for flexible memory expansion and optimizing system performance. The integrated USB-A 3.2 Gen 1 ports offer additional connectivity for peripherals and accessories. Its compact M-ATX format makes it ideal for various cases and ensures efficient space utilization in PC builds. This motherboard is an excellent choice for users who value high performance and future-proof technology.

Key specifications

Memory type
DDR5-RAM
Internal connection options
M.2 (1x)S-ATA III (4x)

General information

Item number
66104227
Manufacturer
AsRock
Category
Motherboards
Manufacturer No.
90-MXBU30-A0UAYZ
Release date
6-1-2026

Motherboard properties

Form factor
ATX
Socket
AM5
Chipset
AMD B850

Memory

Max. RAM OC
8000 MHz
Memory type
DDR5-RAM

Graphics properties

Video connections
HDMI (1x)

Network

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

Audio

Audio channel
7.1 Channel

Data storage

RAID configuration
0110

Internal interfaces

Internal connection options
M.2 (1x)S-ATA III (4x)
Expansion slot
PCI Express x16 (Gen 4) (1x)
PCI express version (max.)
5
Number of fan connector
5

Further connections

USB ports
USB-AUSB-C
Exact USB ports
USB-A 2.0 (6x)USB-A 3.0 (9x)

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
95,84 kg
Climate contribution
EUR 2,42

Product dimensions

Length
244 mm
Width
244 mm
Weight
1300 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

Compare products

Goes with

Reviews & Ratings

Statutory warranty score

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

Source: Galaxus
  • 3.Gigabyte
    2,6 %
  • 4.Biostar
    2,8 %
  • 5.AsRock
    2,9 %
  • 6.Supermicro
    3,4 %
  • 7.NZXT
    4,2 %

Statutory 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: Galaxus
  • 1.MSI
    4 days
  • 2.NZXT
    6 days
  • 3.ASUS
    7 days
  • 4.AsRock
    8 days
  • 5.Gigabyte
    9 days

Return rate

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

Source: Galaxus
  • 2.Gigabyte
    4,9 %
  • 3.ASUS
    5,1 %
  • 4.AsRock
    5,8 %
  • 5.Biostar
    8,7 %
  • 6.NZXT
    9,7 %
Source: Galaxus