Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	GIGABYTE B850M Eagle WIFI7 AMD AM5 mATX motherboard	MSI PRO B850M-A WiFi Motherboard	MSI MAG B850M MORTAR WIFI Motherboard
Price (new) (differs)	£174.45as of 27 Sep, 06:23	£176.65as of 27 Sep, 06:22	£179.99as of 27 Sep, 06:20
Amazon Warehouse offer (differs)	not stated	not stated	£152.33 (Used - Like New)as of 27 Sep, 06:20
RRP (differs)	not stated	not stated	£209.99
Price badge (differs)	30-day low	not stated	not stated
First available on Amazon (differs)	Apr 2026 (5 mo old)	Jun 2025 (1 yr 3 mo old)	May 2025 (1 yr 4 mo old)
Brand (differs)	Gigabyte	MSI	MSI
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots	4	4	4
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	8,200 MT/s	8,200 MT/s
M.2 slots (differs)	2	2	3
Newest PCIe generation stated	PCIe 5.0	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot	Yes	Yes	Yes
PCIe 5.0 M.2 slot	Yes	Yes	Yes
WiFi	WiFi 7	WiFi 7	WiFi 7
Bluetooth	5.4	5.4	5.4
Wired LAN (differs)	2.5GbE	5GbE	5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	10 Gbps	10 Gbps	20 Gbps
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	8+2+2	not stated	not stated
BIOS flashback (differs)	Yes	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated
Video outputs	not stated	not stated	not stated
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#51,729	#128,073	#1,950
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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