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Side-by-side comparison of 2 motherboards

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