Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASUS Prime B550M-A AC AMD AM4	ASUS PRIME B550M-K WIFI
Price (new) (differs)	£156.92as of 20 Sep, 06:20	£150.13as of 20 Sep, 06:22
Price badge (differs)	90-day low	Lowest we've recorded
First available on Amazon (differs)	Jul 2021 (5 yr 2 mo old)	Jun 2026 (3 mo old)
M.2 slots (differs)	2	not stated
WiFi (differs)	Yes (generation not stated)	WiFi 6
Wired LAN (differs)	1GbE	not stated
Debug LED / POST code (differs)	not stated	Yes
Video outputs (differs)	HDMI	HDMI, DisplayPort
Colour (differs)	not stated	Black
Amazon sales rank (differs)	#86,197	#1,431
Buy	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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