Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Gigabyte B550M DS3H AC Motherboard	ASUS TUF GAMING B550M-PLUS WiFi II AMD AM4	ASUS PRIME B550M-K WIFI
Price (new) (differs)	£138.70as of 20 Sep, 06:20	£132.46as of 20 Sep, 06:20	£150.13as of 20 Sep, 06:22
RRP (differs)	£99.99	not stated	not stated
Price badge (differs)	90-day low	not stated	Lowest we've recorded
First available on Amazon (differs)	Jun 2023 (3 yr 3 mo old)	Mar 2022 (4 yr 5 mo old)	Jun 2026 (3 mo old)
Brand (differs)	Gigabyte	ASUS	ASUS
RAM slots (differs)	4	not stated	not stated
Fastest RAM speed stated (differs)	4,733 MT/s	not stated	not stated
M.2 slots (differs)	2	2	not stated
WiFi (differs)	WiFi 5	WiFi 6	WiFi 6
Wired LAN (differs)	1GbE	2.5GbE	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	not stated
Power phases (as stated by the maker) (differs)	5+3	not stated	not stated
BIOS flashback (differs)	not stated	Yes	not stated
Debug LED / POST code (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	Yes	Yes
Colour (differs)	not stated	not stated	Black
Amazon sales rank (differs)	#51,601	#38,104	#1,431
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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