Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASRock B650M Pro X3D WiFi 6E AMD AM5 Micro-ATX Motherboard	ASUS PRIME B650M-A II-CSM
Price (new) (differs)	£170.71as of 20 Sep, 06:22	£169.63as of 20 Sep, 06:21
Amazon Warehouse offer	not stated	not stated
RRP	not stated	not stated
Price badge (differs)	90-day low	not stated
First available on Amazon (differs)	Jun 2025 (1 yr 3 mo old)	Jun 2023 (3 yr 2 mo old)
Brand (differs)	ASRock	ASUS
Socket	AM5	AM5
Chipset	B650	B650
Form factor	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5
RAM slots (differs)	4	not stated
Maximum RAM	not stated	not stated
Fastest RAM speed stated (differs)	8,000 MT/s	not stated
M.2 slots (differs)	3	not stated
Newest PCIe generation stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	Yes	not stated
PCIe 5.0 M.2 slot	Yes	Yes
WiFi (differs)	WiFi 6E	None named in the listing title
Bluetooth	not stated	not stated
Wired LAN	2.5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated
Fastest USB-C port (differs)	10 Gbps	5 Gbps
SATA ports (differs)	4	not stated
Power phases (as stated by the maker) (differs)	8+2+1	not stated
BIOS flashback (differs)	Yes	not stated
Debug LED / POST code	not stated	not stated
ARGB headers	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated
Audio codec (differs)	ALC897	not stated
Colour	not stated	not stated
Amazon sales rank (differs)	#223,032	#121,599
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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