Compare 3 motherboards

Side-by-side comparison of 3 motherboards

Specification	Yanmis Computer Motherboard	Asustek computer PRIME B450M-K II ATX +2GLN+U3.2+M2 SATA6+4XDDR9	ASUS TUF GAMING B450M-PLUS II
Price (new) (differs)	£63.88as of 5 Nov, 18:23	£89.99as of 5 Nov, 18:21	£144.77 (currently unavailable)as of 5 Nov, 18:21
RRP (differs)	£126.70	£72.99	not stated
First available on Amazon (differs)	Mar 2025 (1 yr 7 mo old)	Nov 2020 (6 yr old)	Jan 2022 (4 yr 10 mo old)
Brand (differs)	Yanmis	ASUS	ASUS
RAM slots (differs)	2	not stated	4
Maximum RAM (differs)	64 GB	not stated	not stated
Fastest RAM speed stated (differs)	3,600 MT/s	not stated	not stated
Wired LAN (differs)	1GbE	1GbE	not stated
Power phases (as stated by the maker) (differs)	4+2	not stated	not stated
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	DisplayPort	not stated	HDMI
Amazon sales rank (differs)	not stated	#1,641	#117,526
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.

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• Remove ASUS TUF GAMING B450M-PLUS II

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