Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASUS PRIME B840M-A CSM AMD B840 mATX motherboard	GIGABYTE B840 EAGLE WIFI6E Motherboard
Price (new) (differs)	£133.49as of 5 Nov, 18:22	£143.35as of 5 Nov, 18:22
RRP (differs)	£173.21	£318.99
Price badge (differs)	90-day low	not stated
First available on Amazon (differs)	Jan 2025 (1 yr 9 mo old)	Sep 2025 (1 yr 1 mo old)
Brand (differs)	ASUS	Gigabyte
Form factor (differs)	Micro-ATX	not stated
RAM slots (differs)	not stated	4
Fastest RAM speed stated (differs)	not stated	8,200 MT/s
WiFi (differs)	None named in the listing title	WiFi 6E
Fastest USB-C port (differs)	5 Gbps	not stated
Power phases (as stated by the maker) (differs)	not stated	8+2+2
BIOS flashback (differs)	Yes	not stated
Debug LED / POST code (differs)	Yes	not stated
ARGB headers (differs)	Yes	not stated
Amazon sales rank (differs)	#155,062	#190,195
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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