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ASUS Prime B450M-A

AM4, AMD B450, mATX
Currently out of stock
Free shipping starting at 30,–

Product details

The Asus Prime B450 series motherboards provide a stable foundation for your first DIY system while offering enough options to grow with your needs. Asus has combined all the great features found in AMD Ryzen processors with its essential technology and design, allowing you to benefit from industry-leading technologies—including automated system optimization, extensive cooling control, and high-quality onboard sound. Building your PC with an Asus Prime B450 series motherboard is straightforward—an intelligent choice. The Prime B450 series boasts the most comprehensive cooling control ever, configurable via the Asus Fan Xpert 2+ software or the UEFI BIOS. Each connection can be adjusted to monitor and respond to up to three temperature sensors. Through Fan Xpert 2+, a sensor can be configured to monitor the temperature of a supported Asus graphics card, ensuring optimal cooling during GPU or CPU-intensive applications. With a range of optimizations in the PCB layout to enhance memory stability, the Prime B450 series provides a powerful foundation for your system. The Prime B450 series offers extensive support for the entire range of possible Ryzen memory configurations—from entry-level to performance-oriented professionals—making it a versatile all-rounder suitable for both work and play.

Key specifications

Mainboard features
Clear CMOS ButtonS/PDIF headerTrusted Platform Module
Number of memory modules (RAM)
4x
Memory type
DDR4-RAM
Internal connection options
M.2 PCI/SATA Combo (1x)M.2 SATA (1x)S-ATA III (6x)

General information

Item number
9918996
Manufacturer
ASUS
Category
Motherboards
Manufacturer No.
90MB0YR0-M0EAY0
Release date
16.10.2018

Motherboard properties

Form factor
Micro ATX (mATX)
Socket
AM4
Chipset
AMD B450
Mainboard features
Clear CMOS ButtonS/PDIF headerTrusted Platform Module
Operating system compatibility
Windows 10Windows 10 HomeWindows 10 Pro
BIOS type
UEFI AMI

Memory

Memory form factor
DIMM
Number of pins
288x
Number of memory modules (RAM)
4x
Max. memory (RAM)
64 GB
Memory chip
DDR4-2133DDR4-2400DDR4-2933
Max. RAM OC
3200 MHz
Supported memory speed
2133 MHz2400 MHz2666 MHz2800 MHz3000 MHz3200 MHz
Memory type
DDR4-RAM
RAM buffer
Unbuffered

Graphics properties

Video connections
HDMI (1x)
Video connection version
HDMI 2.0b

Network

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

Audio

Chip
Realtek ALC887
Audio channel
7.1 Channel
Audio Connections
Coaxial S/PDIF (1x)Jack 3.5mm (3x)

Data storage

RAID configuration
0110

Internal interfaces

Internal connection options
M.2 PCI/SATA Combo (1x)M.2 SATA (1x)S-ATA III (6x)
Expansion slot
PCI Express x1 (1x)PCI Express x16 (1x)
PCI express version (max.)
3
Number of fan connector
3

Power supply

Power connectors
24-pin ATX8-pin ATX 12V

Sustainability

Manufacturer commitment
RE100SBTi

Scope of delivery

Scope of delivery
S-ATA cableUser manual

Product dimensions

Length
244 mm
Width
240 mm
Height
240 mm
Weight
910 g

Legal Notice

Product Safety

Package dimensions

Length
27.30 cm
Width
27 cm
Height
5.50 cm
Weight
892 g

Legal concerns

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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
    2,4 %
  • 2.ASUS
    2,5 %
  • 3.Gigabyte
    2,6 %
  • 4.Biostar
    2,8 %
  • 5.AsRock
    2,9 %

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