Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Gigabyte B550 Gaming X V2 Motherboard	MSI B550-A PRO ProSeries Motherboard	ASUS PRIME B550-PLUS
Price (new) (differs)	£86.99as of 20 Sep, 06:20	£89.64as of 20 Sep, 06:20	£92.66as of 20 Sep, 06:20
RRP (differs)	£95.99	not stated	£124.56
Price badge (differs)	90-day low	30-day low	90-day low
First available on Amazon (differs)	Nov 2020 (5 yr 10 mo old)	Oct 2025 (10 mo old)	Jan 2022 (4 yr 8 mo old)
Brand (differs)	Gigabyte	MSI	ASUS
RAM slots (differs)	4	not stated	not stated
Maximum RAM (differs)	not stated	128 GB	not stated
Fastest RAM speed stated (differs)	4,733 MT/s	4,400 MT/s	not stated
M.2 slots (differs)	2	not stated	2
Wired LAN (differs)	1GbE	not stated	1GbE
Fastest USB-C port (differs)	5 Gbps	not stated	10 Gbps
Power phases (as stated by the maker) (differs)	10+3	not stated	not stated
ARGB headers (differs)	Yes	not stated	Yes
Video outputs (differs)	HDMI	HDMI, DisplayPort	not stated
Amazon sales rank (differs)	#1,405	#11,171	#1,413
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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