Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	Asus PRIME B550M-K ARGB	ASUS Prime B550M-A/CSM AMD AM4	ASRock B550M Phantom Gaming 4	MSI B550M PRO-VDH Motherboard M-ATX
Price (new) (differs)	£82.15as of 22 Sep, 18:20	£81.74as of 22 Sep, 18:22	£81.64as of 22 Sep, 18:20	£79.99as of 22 Sep, 18:20
RRP (differs)	£99.99	not stated	£134.99	£94.99
Price badge (differs)	not stated	Lowest we've recorded	not stated	not stated
First available on Amazon (differs)	Jan 2023 (3 yr 8 mo old)	Jun 2020 (6 yr 3 mo old)	Mar 2021 (5 yr 6 mo old)	Sep 2020 (6 yr old)
Brand (differs)	ASUS	ASUS	ASRock	MSI
RAM slots (differs)	2	not stated	not stated	not stated
Maximum RAM (differs)	not stated	not stated	not stated	128 GB
Fastest RAM speed stated (differs)	not stated	not stated	4,733 MT/s	4,400 MT/s
M.2 slots (differs)	2	not stated	not stated	2
Wired LAN (differs)	1GbE	1GbE	not stated	1GbE
Fastest USB-C port (differs)	5 Gbps	10 Gbps	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated	Yes
Video outputs (differs)	HDMI, DisplayPort	HDMI	not stated	not stated
Amazon sales rank (differs)	#88,742	#333,016	#66,888	#1,405
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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