−10%

AsRock B450M Pro4

AM4, AMD B450, mATX
Price in EUR including VAT
was EUR103,33
64Ratings
Test reports1 test
Delivered between Tue, 29-4 and Fri, 2-5
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Product details

This motherboard with a B450 chipset for the AM4 socket is suitable for building a cost-effective system with a Ryzen processor. It features a pair of Type-A/Type-C onboard connectors with USB 3.1 Gen 2 on the back to support next-generation USB 3.1 Gen 2 devices and deliver data transfer rates of up to 10 Gbit/s. Additionally, it includes integrated graphics output via D-Sub, DVI-D, and HDMI. The motherboard has two M.2 slots for fast M.2 SSDs. This interface is particularly recommended for the drive where the operating system or frequently used applications are located, enhancing the overall performance of the PC and productivity applications. ASRock's Super Alloy series motherboards are stable and reliable. By using high-quality aluminum alloys, these boards are designed for durability and provide excellent protection for all other system components.

Key specifications

Processor family
Ryzen 2nd Gen
Memory type
DDR4-RAM
Number of memory modules (RAM)
4 x
Internal connection options
M.2 PCIe (1x), 
M.2 SATA (1x), 
S-ATA III (4x)
Mainboard features
Front panel audio connector
Documents
Item number
9385700

General information

Manufacturer
Category
Manufacturer no.
90-MXB8F0-A0UAYZ
Release date
12.8.2018

Motherboard properties

Form factor
Micro ATX (mATX)
Socket
AM4
Chipset
AMD B450
Mainboard features
Front panel audio connector
Operating system compatibility
Windows, 
Windows 10
BIOS type
UEFI AMI

Processor

Processor family
Ryzen 2nd 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
DDR4-3200
Max. RAM OC
3200 MHz
Supported memory speed
2133 MHz, 
2400 MHz, 
2933 MHz, 
3200 MHz
Memory type
DDR4-RAM
RAM buffer
Unbuffered

Graphics properties

Video connections
HDMI (1x), 
VGA (1x)
Video connection version
HDMI 1.0
Multi-GPU technology
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 ALC892
Audio channel
7.1 Channel
Audio Connections
Jack 3.5mm (3x)

Data storage

RAID configuration
0, 
1, 
10

Internal interfaces

Internal connection options
M.2 PCIe (1x), 
M.2 SATA (1x), 
S-ATA III (4x)
Expansion slot
PCI Express x1 (1x), 
PCI Express x16 (2x)
PCI express version (max.)
3
Number of fan connector
5

Further connections

Exact USB ports
USB-A 3.2 Gen 1 (2x), 
USB-A 3.2 Gen 1 (4x), 
USB-C 3.2 Gen 1 (1x)
Peripheral connections
PS/2 Combo, 
USB 2.0 Type-A (2x), 
USB 3.0 Type-A (4x), 
USB 3.1 (1x), 
USB Type-C (1x)

Power supply

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

Scope of delivery

Scope of delivery
S-ATA cable, 
User manual

Product dimensions

Length
224 mm
Width
224 mm
Height
24.40 mm

Package dimensions

Length
28 cm
Width
28 cm
Height
6.20 cm
Weight
1.17 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.MSI
    2,6 %
  • 2.Gigabyte
    2,7 %
  • 3.AsRock
    2,8 %
  • 4.ASUS
    2,9 %
  • 5.NZXT
    4,7 %

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.AsRock
    2 days
  • 1.MSI
    2 days
  • 1.NZXT
    2 days
  • 4.Gigabyte
    4 days
  • 4.Supermicro
    4 days

Return rate

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

Source: Galaxus
  • 3.ASUS
    5,2 %
  • 3.Gigabyte
    5,2 %
  • 5.AsRock
    7 %
  • 6.NZXT
    7,3 %
  • 7.Biostar
    10,1 %
Source: Galaxus

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PC Games Hardware Logo
PC Games HardwareSingle testReleaseJune 2020

... Dazu gibt es, trotz des schmalen Preise, acht rückseitige USB-Ports inklusive dem beim Vorgänger noch schmerzlich vermissten USB 3.1 mit 10 GBit/s, fünf Lüfter-Anschlüsse und zahlreiche, sharing-freie Erweiterungsmöglichkeiten die selbst zwei Klassen höher nicht selbstverständlich sind...