Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	GIGABYTE B840 EAGLE WIFI6E Motherboard	MSI B840 GAMING PLUS WIFI Motherboard	ASUS PRIME B840M-A CSM AMD B840 mATX motherboard
Price (new) (differs)	£128.99as of 20 Sep, 06:22	£126.99as of 20 Sep, 06:21	£134.99as of 20 Sep, 06:21
RRP (differs)	£318.99	£159.99	£173.21
Price badge (differs)	Lowest we've recorded	not stated	30-day low
First available on Amazon (differs)	Sep 2025 (11 mo old)	Jan 2025 (1 yr 8 mo old)	Jan 2025 (1 yr 8 mo old)
Brand (differs)	Gigabyte	MSI	ASUS
Form factor (differs)	not stated	ATX	Micro-ATX
RAM slots (differs)	4	4	not stated
Fastest RAM speed stated (differs)	8,200 MT/s	8,000 MT/s	not stated
M.2 slots (differs)	3	2	3
WiFi (differs)	WiFi 6E	WiFi 7	None named in the listing title
Bluetooth (differs)	not stated	5.4	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	5 Gbps
Power phases (as stated by the maker) (differs)	8+2+2	not stated	not stated
BIOS flashback (differs)	not stated	not stated	Yes
Debug LED / POST code (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	HDMI, DisplayPort	not stated	HDMI, DisplayPort
Amazon sales rank (differs)	#83,601	#1,076	#110,665
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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