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Compare 4 products

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ASRock B450M-HDV Motherboard
ASRock B450M-HDV
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Asus Prime B450M-A Motherboard
Asus Prime B450M-A
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Asus TUF B450-PLUS Gaming Motherboard
Asus TUF B450-PLUS Gaming
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MSI B450M Pro-M2 Motherboard
MSI B450M Pro-M2
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
1
1 editorial reviews
Read the in depth Review of ASUS TUF B450M-PLUS GAMING PC Components. Know detailed info about ASUS TUF B450M-PLUS GAMING configuration, design and performance quality along with pros & cons, Digit rating, verdict based on user opinions/feedback.Read more
Read editorial reviews
User rating
49
3.9 out of 5
49 user ratings
5 stars
32 %
4 stars
32 %
3 stars
24 %
2 stars
8 %
1 stars
2 %
78
3.7 out of 5
78 user ratings
5 stars
24 %
4 stars
32 %
3 stars
30 %
2 stars
11 %
1 stars
1 %
67
3.9 out of 5
67 user ratings
5 stars
37 %
4 stars
29 %
3 stars
23 %
2 stars
5 %
1 stars
2 %
42
4.4 out of 5
42 user ratings
5 stars
47 %
4 stars
40 %
3 stars
11 %
2 stars
0 %
1 stars
0 %

General

Motherboard typeMicro-ATXMicro-ATXATXMicro-ATX
Processor socketSocket AM4Socket AM4Socket AM4Socket AM4

Memory

Supported memory bus clock
  • 2400 MHz
  • 2133 MHz
  • 2667 MHz
  • 2933 MHz
  • 3200 MHz
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2800 MHz
  • 3000 MHz
  • 3200 MHz
  • 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
RAM technologyDDR4DDR4DDR4DDR4
Memory slots typeDIMMDIMMDIMMDIMM
Maximum RAM size32 GB64 GB64 GB32 GB
Number of memory slots2442
Memory channelsDualDualDualDual
Unbuffered memory
N/A
yesyesyes
ECC
N/A
yesyes
N/A
Non-ECC
N/A
N/A
N/A
yes

Audio properties

Audio codecRealtek ALC887Realtek ALC887Realtek ALC887-VD2Realtek ALC887
Audio output channels7.17.17.17.1

Graphics

DirectX version12.0
N/A
N/A
N/A
Maximum resolution
  • 4096
  • 2160
  • 4096
  • 2160
  • 4096
  • 2160
  • 4096
  • 2160
Number of displays supported3
N/A
N/A
N/A
Parallel processing technology support
N/A
N/A
CrossFireX
N/A

Technical details

Compatible processor seriesAMD RyzenAMD RyzenAMD RyzenAMD Ryzen
Maximum number of processors1111
Maximum number of SMP processors
N/A
111

BIOS

BIOS typeUEFI AMIUEFI AMIUEFI AMIUEFI AMI
BIOS features
  • Multilingual BIOS
  • JumperFree
  • SMBIOS 2.3 support
  • UEFI BIOS
  • ACPI 5.1 support
  • Multilingual BIOS
  • ASUS Quiet Thermal Solution
  • UEFI BIOS
  • ASUS EZ Flash 3
  • ACPI 6.1 support
  • SMBIOS 3.1 support
  • Multilingual BIOS
  • ASUS Quiet Thermal Solution
  • UEFI BIOS
  • ASUS EZ Flash 3
  • ACPI 6.1 support
  • SMBIOS 3.1 support
N/A
BIOS memory size128.0 mB128.0 mB128.0 mB128.0 mB
System Management BIOS (SMBIOS) version2.33.13.12.8
ACPI version5.16.16.15.0

Internal I/O ports

CPU fan connectoryesyesyesyes
Number of chassis fan connectors1231
12V power connectoryesyes
N/A
yes
ATX Power connector (24-pin)YYYY
TPM connectoryesyes
N/A
yes
Number of SATA III connectors4664
S/PDIF out connector
N/A
yes
N/A
N/A
Number of COM connectors
N/A
11
N/A
Number of EATX power connectors
N/A
11
N/A
Front panel connector
N/A
yesyesyes
Serial port headers
N/A
N/A
N/A
1
Number of SATA connectors
N/A
N/A
N/A
2

Rear panel I/O ports

HDMI ports quantity1111
Ethernet LAN (RJ-45) ports1111
PS/2 ports quantity1211
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4424
VGA (D-Sub) ports quantity11
N/A
1
DVI-D ports quantity1111
HDMI version
N/A
2.0b
N/A
1.4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
N/A
22
N/A
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
N/A
N/A
1
N/A

Network

Ethernet LAN (Network)yesyesyesyes
LAN controllerRealtek RTL8111HRealtek RTL8111HRealtek RTL8111HRealtek 8111H
Ethernet interface typeGigabit EthernetGigabit EthernetGigabit EthernetGigabit Ethernet

Dimensions

Width9.09 in9.61 in12.01 in9.61 in
Depth8.11 in9.45 in9.61 in8.11 in

Often compared with ASRock B450M-HDV

Often compared with Asus Prime B450M-A

Often compared with Asus TUF B450-PLUS Gaming