AsRock B550M Pro4

AM4, AMD B550, mATX
Price in EUR including VAT
40Ratings
BrandMore from AsRock
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  • Free returns within 30 days
Delivered Thu, 27/2
7 items in stock

Product details

Equipped with durable components and a smoothly operating CPU power supply, this setup offers unmatched overclocking possibilities and improved performance at low temperatures, particularly for advanced gamers. Whether you use headphones, a headset, external or internal speakers via USB, Wi-Fi, an analog output, or even HDMI, Nahimic Audio provides you with the most immersive, vibrant, and detailed listening experience.

Key specifications

Processor family
Ryzen 3rd generation, 
Ryzen 4th Gen, 
Ryzen 5th Gen
Memory type
DDR4-RAM
Number of memory modules (RAM)
4 x
Internal connection options
M.2 PCI/SATA Combo (2x), 
S-ATA III (6x)
Mainboard features
Front panel audio connector
Item number
13348336

General information

Manufacturer
Category
Manufacturer no.
90-MXBDK0-A0UAYZ
Release date
10.5.2023

Motherboard properties

Form factor
Micro ATX (mATX)
Processor socket
AM4
Chipset
AMD B550
Mainboard features
Front panel audio connector
Operating system compatibility
Windows, 
Windows 10
BIOS type
UEFI AMI

Processor

Processor family
Ryzen 3rd generation, 
Ryzen 4th Gen, 
Ryzen 5th Gen

Memory

Memory form factor
DIMM
Number of pins
288 x
Number of memory modules (RAM)
4 x
Max. memory (RAM)
128 GB
Memory chip
DDR4-2133, 
DDR4-2400, 
DDR4-2666, 
DDR4-2800, 
DDR4-3000, 
DDR4-3200
Max. RAM OC
4733 MHz
Supported memory speed
2133 MHz, 
2400 MHz, 
2933 MHz, 
3200 MHz
Memory type
DDR4-RAM
RAM buffer
Error Correcting Code, 
Unbuffered

Graphics properties

Video connections
DisplayPort (1x), 
HDMI (1x)
Video connection version
Display port 1.4, 
HDMI 2.1
Multi-GPU technology
AMD CrossfireX, 
AMD Quad-GPU CrossFireX

Network

Network connections
RJ45 (1x)
Ethernet controller brand
Realtek
Ethernet controller
Realtek RTL8111H
Max. port speed
1 Gbit/s

Audio

Chip
Realtek ALC1200
Audio channel
7.1 Channel
Audio Connections
Audio In

Data storage

RAID configuration
0, 
1, 
10

Internal interfaces

Internal connection options
M.2 PCI/SATA Combo (2x), 
S-ATA III (6x)
Expansion slot
PCI Express x16 (2x)
PCI express version (max.)
4
Number of fan connector
4

Further connections

USB ports
USB-A
Exact USB ports
USB-A 3.2 Gen 1 (4x)
Peripheral connections
USB 3.2 Gen 2 (2x)

Power supply

Power connectors
20+8 pin ATX, 
24-pin EATX

Scope of delivery

Scope of delivery
Sata Cables

Product dimensions

Length
244 mm
Width
244 mm
Height
70 mm
Weight
465 g

Package dimensions

Length
28.80 cm
Width
26.60 cm
Height
6.70 cm
Weight
1.24 kg

Legal Notice

Product Safety

14-day cancellation right
30-day right of returnReturn policy
24 Months Statutory warrantyGuarantee provisions

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
  • 1.Gigabyte
    2.6 %
  • 1.MSI
    2.6 %
  • 3.AsRock
    2.8 %
  • 4.ASUS
    2.9 %
  • 5.NZXT
    4.5 %

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
  • 2.MSI
    2 days
  • 2.NZXT
    2 days
  • 4.AsRock
    3 days
  • 4.Gigabyte
    3 days
  • 6.Supermicro
    5 days

Return rate

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

Source: Galaxus
  • 3.ASUS
    4.9 %
  • 4.Gigabyte
    5 %
  • 5.NZXT
    6.7 %
  • 6.AsRock
    7 %
  • 7.Biostar
    10 %
Source: Galaxus