Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	Asustek computer PRIME B450M-K II ATX +2GLN+U3.2+M2 SATA6+4XDDR9	ASUS TUF GAMING B450M-PLUS II	Asro B450M PRO4 R2.0 B450	ASRock B450 Pro 4 R2.0
Price (new) (differs)	£88.37as of 20 Sep, 06:20	£144.77as of 20 Sep, 06:20	£189.17as of 20 Sep, 06:20	£84.99as of 20 Sep, 06:20
RRP (differs)	£72.99	£101.26	not stated	not stated
First available on Amazon (differs)	Nov 2020 (5 yr 10 mo old)	Jan 2022 (4 yr 8 mo old)	Jan 2024 (2 yr 8 mo old)	Jan 2024 (2 yr 8 mo old)
Brand (differs)	ASUS	ASUS	ASRock	ASRock
Form factor (differs)	Micro-ATX	Micro-ATX	Micro-ATX	not stated
RAM slots (differs)	not stated	4	not stated	4
Maximum RAM (differs)	not stated	not stated	not stated	64 GB
Fastest RAM speed stated (differs)	not stated	not stated	not stated	3,200 MT/s
Newest PCIe generation stated (differs)	not stated	not stated	PCIe 3.0	not stated
Wired LAN (differs)	1GbE	not stated	not stated	not stated
ARGB headers (differs)	not stated	Yes	not stated	not stated
Video outputs (differs)	not stated	HDMI	not stated	not stated
Amazon sales rank (differs)	#1,413	#20,567	#84,194	#28,904
Buy	Check price on Amazon	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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