Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Asrock B650M Pro RS AMD B650 Emplacement AM5 micro ATX	ASUS PRIME B650M-A II-CSM Micro-ATX commercial motherboard	ASRock B650M-HDV M.2 White Micro-ATX AM5 Motherboard
Price (new) (differs)	£131.79as of 20 Sep, 06:21	£138.00as of 20 Sep, 06:21	£138.73as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£282.99	not stated	not stated
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2024 (2 yr 8 mo old)	Jan 2023 (3 yr 7 mo old)	Aug 2025 (1 yr old)
Brand (differs)	ASRock	ASUS	ASRock
Socket	AM5	AM5	AM5
Chipset	B650	B650	B650
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots	not stated	not stated	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	6,400 MT/s	8,200 MT/s
M.2 slots (differs)	not stated	not stated	2
Newest PCIe generation stated (differs)	not stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	not stated	not stated	Yes
PCIe 5.0 M.2 slot (differs)	not stated	Yes	Yes
WiFi	None named in the listing title	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	5 Gbps	10 Gbps
SATA ports (differs)	not stated	not stated	4
Power phases (as stated by the maker) (differs)	not stated	not stated	8+2+1
BIOS flashback (differs)	not stated	Yes	Yes
Debug LED / POST code	not stated	not stated	not stated
ARGB headers (differs)	not stated	Yes	not stated
Video outputs (differs)	not stated	HDMI, DisplayPort	HDMI, DisplayPort
Audio codec	not stated	not stated	not stated
Colour (differs)	not stated	not stated	White
Amazon sales rank (differs)	#21,859	#87,196	#21,935
Buy	Check price on Amazon	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.

Find another board to compare