Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASUS PRIME B650M-A II-CSM	ASRock B650M-HDV M.2 White Micro-ATX AM5 Motherboard
Price (new) (differs)	£121.99as of 5 Nov, 18:21	£126.83as of 5 Nov, 18:22
Price badge (differs)	90-day low	not stated
First available on Amazon (differs)	Jun 2023 (3 yr 4 mo old)	Aug 2025 (1 yr 2 mo old)
Brand (differs)	ASUS	ASRock
Fastest RAM speed stated (differs)	not stated	8,200 MT/s
M.2 slots (differs)	not stated	2
PCIe 5.0 graphics slot (differs)	not stated	Yes
Fastest USB-C port (differs)	5 Gbps	10 Gbps
SATA ports (differs)	not stated	4
Power phases (as stated by the maker) (differs)	not stated	8+2+1
BIOS flashback (differs)	not stated	Yes
Video outputs (differs)	not stated	HDMI, DisplayPort
Colour (differs)	not stated	White
Amazon sales rank (differs)	#201,518	#42,056
Buy	Check price on Amazon	Check price on Amazon

Highlighted rows differ between these boards. “Not stated” means the Amazon listing does not mention it: the board may still have it, so check the maker’s specification. Power phases are printed as stated by the maker and are not comparable between brands. Prices are the new price on Amazon.co.uk at the time shown; the price on Amazon when you buy is the one that applies.

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