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ASRock B450 Pro4 Motherboard
ASRock B450 Pro4
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Asus Prime B450M-A Motherboard
Asus Prime B450M-A
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Asus ROG Strix B450-F Gaming Motherboard
Editiorial reviews
2
2 editorial reviews
We kick off our AMD B450 chipset reviews with the ASRock B450M Pro4 mATX motherboard, a budget option for those wanting an entry into the world of AMD Ryzen CPUs....Read more
Today we will present ASRock B450M Pro4 so a cheaper gaming motherboard which offers more than we could expect. Recently small motherboards are becoming more popular in gaming computers because they offer about as much ...Read more
Read editorial 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
8
3.3 out of 5
4 user ratings
5 stars
25 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
62
3.9 out of 5
62 user ratings
5 stars
35 %
4 stars
30 %
3 stars
25 %
2 stars
6 %
1 stars
1 %
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
4.1 out of 5
48 user ratings
5 stars
43 %
4 stars
22 %
3 stars
29 %
2 stars
4 %
1 stars
0 %

General

Motherboard typeATXMicro-ATXATX
Processor socketSocket 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
RAM technologyDDR4DDR4DDR4
Memory slots typeDIMMDIMMDIMM
Maximum RAM size64 GB64 GB64 GB
Number of memory slots442
Memory channelsDualDual
N/A
Unbuffered memory
N/A
yesyes
ECC
N/A
yes
N/A
Non-ECC
N/A
N/A
yes

Audio properties

Audio codecRealtek ALC892Realtek ALC887SupremeFX S1220A
Audio output channels7.17.17.1

Technical details

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

BIOS

BIOS typeUEFI AMIUEFI AMI
N/A
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
ASUS EZ Flash 3
BIOS memory size128.0 mB128.0 mB
N/A
System Management BIOS (SMBIOS) version2.33.1
N/A
ACPI version5.16.1
N/A

Internal I/O ports

Number of COM connectors11
N/A
CPU fan connectoryesyes
N/A
12V power connectoryesyes
N/A
ATX Power connector (24-pin)YY
N/A
TPM connectoryesyes
N/A
Number of SATA III connectors666
S/PDIF out connector
N/A
yes
N/A
Number of EATX power connectors
N/A
1
N/A
Number of chassis fan connectors
N/A
2
N/A
Front panel connector
N/A
yes
N/A

Rear panel I/O ports

HDMI ports quantity11
N/A
Ethernet LAN (RJ-45) ports111
PS/2 ports quantity12
N/A
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
N/A
N/A
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity12
N/A
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity44
N/A
VGA (D-Sub) ports quantity11
N/A
DisplayPorts quantity1
N/A
N/A
HDMI version
N/A
2.0b
N/A
DVI-D ports quantity
N/A
1
N/A

Network

Ethernet LAN (Network)yesyesyes
LAN controllerRealtek RTL8111HRealtek RTL8111HIntel I211-AT
Ethernet interface typeGigabit EthernetGigabit EthernetGigabit Ethernet

Dimensions

Width12.01 in9.61 in12.01 in
Depth8.82 in9.45 in9.61 in

Often compared with ASRock B450 Pro4

Often compared with Asus Prime B450M-A