Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASUS PRIME B840-PLUS WIFI AMD B840 ATX motherboard	MSI PRO B840-S EVO WIFI6E Motherboard
Price (new) (differs)	£139.00as of 20 Sep, 06:21	£136.99as of 20 Sep, 06:22
RRP (differs)	£212.69	£139.99
First available on Amazon (differs)	Jan 2025 (1 yr 8 mo old)	Jan 2026 (8 mo old)
Brand (differs)	ASUS	MSI
RAM slots (differs)	not stated	4
Fastest RAM speed stated (differs)	not stated	8,000 MT/s
M.2 slots (differs)	3	2
Bluetooth (differs)	not stated	5.3
BIOS flashback (differs)	Yes	not stated
Debug LED / POST code (differs)	Yes	not stated
ARGB headers (differs)	Yes	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated
Amazon sales rank (differs)	#57,152	#1,076
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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