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Compare 5 products

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ASRock B450 Pro4 Motherboard
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ASRock B450 Steel Legend Motherboard
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ASRock B450M PRO4 Motherboard
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MSI B450 Tomahawk Motherboard
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MSI MPG X570 Gaming PLUS Motherboard

General

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

Memory

Supported memory bus clock
  • 2400 MHz
  • 2133 MHz
  • 2667 MHz
  • 2933 MHz
  • 3200 MHz
  • 2400 MHz
  • 2133 MHz
  • 2667 MHz
  • 2933 MHz
  • 3200 MHz
  • 3466 MHz
  • 3533 MHz
  • 2400 MHz
  • 2133 MHz
  • 2667 MHz
  • 2933 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 technologyDDR4DDR4DDR4DDR4DDR4
Memory slots typeDIMMDIMMDIMMDIMMDIMM
Maximum RAM size64 GB64 GB64 GB64 GB128 GB
Number of memory slots44444
Memory channelsDualDualDualDualDual
Unbuffered memory
N/A
yes
N/A
N/A
yes
Non-ECC
N/A
yes
N/A
yesyes
ECC
N/A
N/A
N/A
yesyes

Audio properties

Audio codecRealtek ALC892Realtek ALC892Realtek ALC892Realtek ALC892Realtek ALC1220
Audio output channels7.17.17.17.17.1

Technical details

Compatible processor seriesAMD RyzenAMD AAMD RyzenAMD RyzenAMD Ryzen
Maximum number of processors11111
Maximum number of SMP processors
N/A
1
N/A
11

Internal I/O ports

Number of COM connectors111
N/A
N/A
CPU fan connectoryesyesyesyesyes
12V power connectoryesyesyes
N/A
yes
ATX Power connector (24-pin)YYYYY
TPM connectoryesyesyesyesyes
Number of SATA III connectors66466
Serial port headers
N/A
N/A
N/A
11
Number of chassis fan connectors
N/A
N/A
N/A
44
EPS power connector (8-pin)
N/A
N/A
N/A
yes
N/A
RGB LED pin header
N/A
N/A
N/A
yesyes
Front panel connector
N/A
N/A
N/A
yesyes

Rear panel I/O ports

HDMI ports quantity11111
Ethernet LAN (RJ-45) ports11111
PS/2 ports quantity11111
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity11111
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity11113
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity44422
VGA (D-Sub) ports quantity1
N/A
1
N/A
N/A
DisplayPorts quantity11
N/A
N/A
N/A
S/PDIF out port
N/A
yes
N/A
N/A
yes
HDMI version
N/A
1.4
N/A
1.41.4
DisplayPort version
N/A
1.2
N/A
N/A
N/A
DVI-D ports quantity
N/A
N/A
11
N/A
Microphone input
N/A
N/A
N/A
yes
N/A
Headphone outputs
N/A
N/A
N/A
1
N/A
Digital audio optical out
N/A
N/A
N/A
N/A
1

Network

Ethernet LAN (Network)yesyesyesyesyes
LAN controllerRealtek RTL8111HRealtek 8111HRealtek RTL8111HRealtek RTL8111HRealtek RTL8111H
Ethernet interface typeGigabit EthernetGigabit EthernetGigabit EthernetGigabit EthernetGigabit Ethernet
Wi-Fi
N/A
no
N/A
N/A
no

Dimensions

Width12.01 in12.01 in9.61 in12.01 in11.97 in
Depth8.82 in9.61 in9.61 in9.61 in9.57 in

Often compared with ASRock B450 Pro4

Often compared with ASRock B450 Steel Legend

Often compared with ASRock B450M PRO4

Often compared with MSI B450 Tomahawk

Often compared with MSI MPG X570 Gaming PLUS