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Side-by-side comparison of 2 motherboards

Specification	GIGABYTE B850M Eagle WIFI7 AMD AM5 mATX motherboard	MSI MAG B850M MORTAR WIFI Motherboard
Price (new) (differs)	£174.45as of 27 Sep, 06:23	£179.99as of 27 Sep, 06:20
Amazon Warehouse offer (differs)	not stated	£152.33 (Used - Like New)as of 27 Sep, 06:20
RRP (differs)	not stated	£209.99
Price badge (differs)	30-day low	not stated
First available on Amazon (differs)	Apr 2026 (5 mo old)	May 2025 (1 yr 4 mo old)
Brand (differs)	Gigabyte	MSI
Fastest RAM speed stated (differs)	not stated	8,200 MT/s
M.2 slots (differs)	2	3
Wired LAN (differs)	2.5GbE	5GbE
Fastest USB-C port (differs)	10 Gbps	20 Gbps
Power phases (as stated by the maker) (differs)	8+2+2	not stated
BIOS flashback (differs)	Yes	not stated
Amazon sales rank (differs)	#51,729	#1,950
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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