Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	MSI B840 GAMING PLUS WIFI Motherboard	ASUS PRIME B840M-A CSM AMD B840 mATX motherboard	GIGABYTE B840 EAGLE WIFI6E Motherboard	MSI PRO B840-S EVO WIFI6E Motherboard
Price (new) (differs)	£126.99as of 20 Sep, 06:21	£134.99as of 20 Sep, 06:21	£128.99as of 20 Sep, 06:22	£136.99as of 20 Sep, 06:22
RRP (differs)	£159.99	£173.21	£318.99	£139.99
Price badge (differs)	not stated	30-day low	Lowest we've recorded	not stated
First available on Amazon (differs)	Jan 2025 (1 yr 8 mo old)	Jan 2025 (1 yr 8 mo old)	Sep 2025 (11 mo old)	Jan 2026 (8 mo old)
Brand (differs)	MSI	ASUS	Gigabyte	MSI
Form factor (differs)	ATX	Micro-ATX	not stated	ATX
RAM slots (differs)	4	not stated	4	4
Fastest RAM speed stated (differs)	8,000 MT/s	not stated	8,200 MT/s	8,000 MT/s
M.2 slots (differs)	2	3	3	2
WiFi (differs)	WiFi 7	None named in the listing title	WiFi 6E	WiFi 6E
Bluetooth (differs)	5.4	not stated	not stated	5.3
Fastest USB-C port (differs)	10 Gbps	5 Gbps	not stated	10 Gbps
Power phases (as stated by the maker) (differs)	not stated	not stated	8+2+2	not stated
BIOS flashback (differs)	not stated	Yes	not stated	not stated
Debug LED / POST code (differs)	not stated	Yes	not stated	not stated
ARGB headers (differs)	not stated	Yes	not stated	not stated
Video outputs (differs)	not stated	HDMI, DisplayPort	HDMI, DisplayPort	not stated
Amazon sales rank (differs)	#1,076	#110,665	#83,601	#1,076
Buy	Check price on Amazon	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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