Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS TUF GAMING B450M-PLUS II	Asustek computer PRIME B450M-K II ATX +2GLN+U3.2+M2 SATA6+4XDDR9	ASUS Prime B450M-A II
Price (new) (differs)	£144.77as of 20 Sep, 06:20	£88.37as of 20 Sep, 06:20	not stated
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£101.26	£72.99	not stated
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2022 (4 yr 8 mo old)	Nov 2020 (5 yr 10 mo old)	Oct 2020 (5 yr 11 mo old)
Brand	ASUS	ASUS	ASUS
Socket	AM4	AM4	AM4
Chipset	B450	B450	B450
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	4	not stated	4
Maximum RAM (differs)	not stated	not stated	128 GB
Fastest RAM speed stated (differs)	not stated	not stated	4,400 MT/s
M.2 slots	not stated	not stated	not stated
Newest PCIe generation stated	not stated	not stated	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)	not stated	1GbE	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port	not stated	not stated	not stated
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker)	not stated	not stated	not stated
BIOS flashback (differs)	not stated	not stated	Yes
Debug LED / POST code	not stated	not stated	not stated
ARGB headers (differs)	Yes	not stated	Yes
Video outputs (differs)	HDMI	not stated	HDMI
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#20,567	#1,413	#145,061
Buy	Check price on Amazon	Check price on Amazon	See it 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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