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Compare 3 products

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Asus Prime B450M-A Motherboard
Asus Prime B450M-A
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MSI B450 Tomahawk Motherboard
MSI B450 Tomahawk
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MSI MPG X570 Gaming PLUS Motherboard
MSI MPG X570 Gaming PLUS
Editiorial reviews
1
1 editorial reviews
ASUS isn't always known for their bang for buck, but the ASUS PRIME B450M-K is a perfect example of it. Here's our review of this great entry-level board.Read more
Read editorial reviews
5
4.2 out of 5
3 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
2
2 editorial reviews
MSi MPG X570 Gaming PLUS: 4.7 out of 5 stars from 3 genuine reviews on Australia's largest opinion site ProductReview.com.au.Read more
The best cheap X570 option we’ve tested yet.Read more
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User rating
78
3.7 out of 5
78 user ratings
5 stars
24 %
4 stars
32 %
3 stars
30 %
2 stars
11 %
1 stars
1 %
48
4.0 out of 5
48 user ratings
5 stars
31 %
4 stars
39 %
3 stars
25 %
2 stars
4 %
1 stars
0 %
48
4.1 out of 5
48 user ratings
5 stars
39 %
4 stars
33 %
3 stars
22 %
2 stars
4 %
1 stars
0 %

General

Motherboard typeMicro-ATXATXATX
Processor socketSocket AM4Socket AM4Socket AM4
Cooling type
N/A
Passive
N/A

Memory

Supported memory bus clock
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2800 MHz
  • 3000 MHz
  • 3200 MHz
  • 2400 MHz
  • 1866 MHz
  • 2133 MHz
  • 2667 MHz
  • 2800 MHz
  • 2933 MHz
  • 3000 MHz
  • 2667 MHz
  • 3200 MHz
  • 3466 MHz
  • 3066 MHz
  • 2400 MHz
  • 1866 MHz
  • 2133 MHz
  • 2666 MHz
RAM technologyDDR4DDR4DDR4
Memory slots typeDIMMDIMMDIMM
Maximum RAM size64 GB64 GB128 GB
Number of memory slots444
Unbuffered memoryyes
N/A
yes
Memory channelsDualDualDual
ECCyesyesyes
Non-ECC
N/A
yesyes

Audio properties

Audio codecRealtek ALC887Realtek ALC892Realtek ALC1220
Audio output channels7.17.17.1

Graphics

Maximum resolution
  • 4096
  • 2160
  • 4096
  • 2160
  • 4096
  • 2160
Parallel processing technology support
N/A
2-Way CrossFireX2-Way CrossFireX

Technical details

Compatible processor seriesAMD RyzenAMD RyzenAMD Ryzen
Maximum number of processors111
Maximum number of SMP processors111

Storage

RAID levels
  • 0
  • 1
  • 10
  • 0
  • 1
  • 10
  • 0
  • 1
  • 10
Supported drive types
N/A
  • HDD
  • SSD
N/A
Number of HDDs supported
N/A
6
N/A
Supported storage drive interfaces
N/A
N/A
Serial ATA III

Internal I/O ports

S/PDIF out connectoryes
N/A
N/A
Number of COM connectors1
N/A
N/A
CPU fan connectoryesyesyes
Number of EATX power connectors1
N/A
N/A
Number of chassis fan connectors244
12V power connectoryes
N/A
yes
ATX Power connector (24-pin)YYY
TPM connectoryesyesyes
Number of SATA III connectors666
Front panel connectoryesyesyes
Serial port headers
N/A
11
EPS power connector (8-pin)
N/A
yes
N/A
RGB LED pin header
N/A
yesyes

Rear panel I/O ports

HDMI ports quantity111
HDMI version2.0b1.41.4
Ethernet LAN (RJ-45) ports111
PS/2 ports quantity211
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity213
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity422
VGA (D-Sub) ports quantity1
N/A
N/A
DVI-D ports quantity11
N/A
Microphone input
N/A
yes
N/A
Headphone outputs
N/A
1
N/A
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
N/A
11
S/PDIF out port
N/A
N/A
yes
Digital audio optical out
N/A
N/A
1

Network

Ethernet LAN (Network)yesyesyes
LAN controllerRealtek RTL8111HRealtek RTL8111HRealtek RTL8111H
Ethernet interface typeGigabit EthernetGigabit EthernetGigabit Ethernet
Wi-Fi
N/A
N/A
no

Dimensions

Width9.61 in12.01 in11.97 in
Depth9.45 in9.61 in9.57 in

Often compared with Asus Prime B450M-A

Often compared with MSI B450 Tomahawk

Often compared with MSI MPG X570 Gaming PLUS