Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASRock B850M Challenger WiFi White Socket AM5 Micro-ATX Motherboard	MSI MAG B850M MORTAR WIFI Motherboard
Price (new) (differs)	£176.54as of 5 Nov, 18:22	£169.86as of 5 Nov, 18:20
Amazon Warehouse offer (differs)	not stated	£144.39 (Used - Very Good)as of 5 Nov, 18:20
RRP (differs)	£255.99	£209.99
Price badge (differs)	not stated	30-day low
First available on Amazon (differs)	Jan 2026 (9 mo old)	May 2025 (1 yr 6 mo old)
Brand (differs)	ASRock	MSI
Fastest RAM speed stated (differs)	8,000 MT/s	8,200 MT/s
M.2 slots (differs)	not stated	3
Wired LAN (differs)	2.5GbE	5GbE
Fastest USB-C port (differs)	not stated	20 Gbps
Power phases (as stated by the maker) (differs)	8+1+1	not stated
Audio codec (differs)	ALC897	not stated
Colour (differs)	White	not stated
Amazon sales rank (differs)	#50,419	#2,222
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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