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ASRock B450M Steel Legend Motherboard
ASRock B450M Steel Legend
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Asus Prime A320M-K Motherboard
Asus Prime A320M-K
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Asus Prime B450M-A Motherboard
Asus Prime B450M-A
Editiorial reviews
5
5 editorial reviews
The ASRock B450M Steel Legend is quite highly recommended for a budget AM4 board, and we just took it upon ourselves to see how good it truly is.Read more
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The Steel Legend series of motherboards according to ASRock represents the philosophical state of rock-solid durability and irresistible aesthetics. It’s built around most demanding specs and features, providing high quality components and materials to ensure ...Read more
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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
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User rating
80
3.8 out of 5
80 user ratings
5 stars
33 %
4 stars
23 %
3 stars
32 %
2 stars
6 %
1 stars
3 %
109
3.7 out of 5
109 user ratings
5 stars
33 %
4 stars
20 %
3 stars
28 %
2 stars
14 %
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 %

General

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

Memory

Supported memory bus clock
  • 2400 MHz
  • 2133 MHz
  • 2667 MHz
  • 2933 MHz
  • 3200 MHz
  • 3466 MHz
  • 3533 MHz
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2933 MHz
  • 3200 MHz
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2800 MHz
  • 3000 MHz
  • 3200 MHz
RAM technologyDDR4DDR4DDR4
Maximum RAM size64 GB32 GB64 GB
Memory slots type
N/A
DIMMDIMM
Number of memory slots
N/A
24
Memory channels
N/A
DualDual
ECC
N/A
yesyes
Non-ECC
N/A
yes
N/A
Unbuffered memory
N/A
N/A
yes

Audio properties

Audio codecRealtek ALC892Realtek ALC887Realtek ALC887
Audio output channels
N/A
7.17.1

Technical details

Maximum number of processors111
Compatible processor series
N/A
AMD RyzenAMD Ryzen
Maximum number of SMP processors
N/A
N/A
1

BIOS

BIOS typeAMIUEFI AMIUEFI AMI
BIOS features
  • Multilingual BIOS
  • JumperFree
  • SMBIOS 2.3 support
  • UEFI BIOS
  • ACPI 5.1 support
  • WfM 2.0 support
  • Multilingual BIOS
  • ASUS Quiet Thermal Solution
  • UEFI BIOS
  • ASUS EZ Flash 3
  • SMBIOS 3.0 support
  • ACPI 6.1 support
  • Multilingual BIOS
  • ASUS Quiet Thermal Solution
  • UEFI BIOS
  • ASUS EZ Flash 3
  • ACPI 6.1 support
  • SMBIOS 3.1 support
BIOS memory size
N/A
128.0 mB128.0 mB
System Management BIOS (SMBIOS) version
N/A
N/A
3.1
ACPI version
N/A
N/A
6.1

Dimensions

Width9.61 in8.9 in9.61 in
Depth9.61 in8.7 in9.45 in

Often compared with ASRock B450M Steel Legend

Often compared with Asus Prime A320M-K

Often compared with Asus Prime B450M-A