Compare 3 products

ASRock B450M-HDV R4.0 Motherboard

ASRock B450M-HDV R4.0

MSI B450M-A Pro MAX Motherboard

MSI B450M-A Pro MAX

MSI B450M Pro-M2 Motherboard

MSI B450M Pro-M2

User rating

General
Motherboard type	Micro-ATX	Micro-ATX	Micro-ATX
Processor socket	Socket AM4	Socket AM4	Socket AM4
Cooling type	N/A	Passive	N/A

Memory
Supported memory bus clock	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 3733 MHz 3866 MHz 4000 MHz 4133 MHz 3066 MHz	2400 MHz 1866 MHz 2133 MHz 2667 MHz 2800 MHz 2933 MHz 3000 MHz 2667 MHz 3200 MHz 3466 MHz 3066 MHz
RAM technology	DDR4	DDR4	DDR4
Memory slots type	DIMM	DIMM	DIMM
Maximum RAM size	32 GB	32 GB	32 GB
Number of memory slots	2	2	2
Unbuffered memory	yes	yes	yes
Memory channels	Dual	Dual	Dual
ECC	yes	yes	N/A
Non-ECC	yes	yes	yes

Audio properties
Audio codec	Realtek ALC887	Realtek ALC892	Realtek ALC887
Audio output channels	7.1	7.1	7.1

Graphics
DirectX version	12.0	12.0	N/A
Parallel processing technology support	Not supported	Not supported	N/A
Maximum resolution	4096 2160	4096 2160	4096 2160
HDCP	yes	N/A	N/A

Technical details
Compatible processor series	AMD Ryzen	AMD A AMD Athlon X4 AMD Ryzen	AMD Ryzen
Maximum number of processors	1	1	1
Maximum number of SMP processors	N/A	1	1

Internal I/O ports
Number of COM connectors	1	N/A	N/A
CPU fan connector	yes	yes	yes
Number of chassis fan connectors	2	N/A	1
12V power connector	yes	N/A	yes
TPM connector	yes	yes	yes
Number of SATA III connectors	4	4	4
Serial port headers	N/A	1	1
ATX Power connector (24-pin)	N/A	Y	Y
Front panel connector	N/A	yes	yes
Number of SATA connectors	N/A	N/A	2

Rear panel I/O ports
Microphone input	yes	yes	N/A
Headphone outputs	1	1	N/A
HDMI ports quantity	1	1	1
Ethernet LAN (RJ-45) ports	1	1	1
PS/2 ports quantity	1	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	2	4
VGA (D-Sub) ports quantity	1	N/A	1
DVI-D ports quantity	1	1	1
HDMI version	N/A	N/A	1.4

Network
Wi-Fi	no	no	N/A
Ethernet LAN (Network)	yes	yes	yes
LAN controller	Realtek RTL8111H	Realtek 8111H	Realtek 8111H
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet	Gigabit Ethernet

Dimensions
Width	9.06 in	9.29 in	9.61 in
Depth	7.91 in	7.87 in	8.11 in

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