Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	MSI MAG B850M Mortar WiFi Motherboard	GIGABYTE B850M AORUS STEALTH Motherboard	MB ASUS PRO WS B850M-ACE SE
Price (new) (differs)	£298.35as of 20 Sep, 06:22	£253.68as of 20 Sep, 06:22	£349.99as of 20 Sep, 06:22
RRP (differs)	not stated	not stated	£860.99
First available on Amazon (differs)	Jun 2025 (1 yr 3 mo old)	Jun 2026 (3 mo old)	Nov 2025 (10 mo old)
Brand (differs)	MSI	Gigabyte	ASUS
RAM slots (differs)	4	not stated	not stated
Fastest RAM speed stated (differs)	8,200 MT/s	8,200 MT/s	not stated
M.2 slots (differs)	3	3	2
PCIe 5.0 graphics slot (differs)	Yes	not stated	not stated
PCIe 5.0 M.2 slot (differs)	Yes	not stated	Yes
WiFi (differs)	WiFi 7	WiFi 7	None named in the listing title
Bluetooth (differs)	5.4	not stated	not stated
Wired LAN (differs)	5GbE	5GbE	2.5GbE
Fastest USB-C port (differs)	20 Gbps	not stated	20 Gbps
Power phases (as stated by the maker) (differs)	not stated	8+2+2	not stated
Amazon sales rank (differs)	#111,188	#107,705	#29,833
Buy	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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