Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Asustek computer PRIME B450M-K II ATX +2GLN+U3.2+M2 SATA6+4XDDR9	ASRock ATX Motherboard	B450 Gaming Motherboard
Price (new) (differs)	£88.37as of 20 Sep, 06:20	£72.99as of 20 Sep, 06:20	£56.32as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£72.99	£163.99	£125.90
Price badge (differs)	not stated	not stated	Lowest we've recorded
First available on Amazon (differs)	Nov 2020 (5 yr 10 mo old)	Oct 2018 (7 yr 11 mo old)	May 2025 (1 yr 4 mo old)
Brand (differs)	ASUS	ASRock	Vikye
Socket	AM4	AM4	AM4
Chipset	B450	B450	B450
Form factor (differs)	Micro-ATX	ATX	not stated
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	4	not stated
Maximum RAM (differs)	not stated	64 GB	64 GB
Fastest RAM speed stated (differs)	not stated	3,200 MT/s	not stated
M.2 slots	not stated	not stated	not stated
Newest PCIe generation stated (differs)	not stated	PCIe 3.0	not stated
PCIe 5.0 graphics slot	not stated	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated	not stated
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)	1GbE	not stated	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port	not stated	not stated	not stated
SATA ports (differs)	not stated	4	not stated
Power phases (as stated by the maker)	not stated	not stated	not stated
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated
Video outputs (differs)	not stated	not stated	HDMI
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#1,413	#15,800	#184,383
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