Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	MSI PRO B840M-P WIFI6E Motherboard	GIGABYTE B840M DS3H Motherboard	MSI PRO B840M-B Motherboard
Price (new) (differs)	£99.95as of 20 Sep, 06:20	£108.85as of 20 Sep, 06:22	£89.99as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£129.99	not stated	£89.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jun 2025 (1 yr 2 mo old)	Feb 2025 (1 yr 7 mo old)	Jun 2025 (1 yr 2 mo old)
Brand (differs)	MSI	Gigabyte	MSI
Socket	AM5	AM5	AM5
Chipset	B840	B840	B840
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots (differs)	4	4	2
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	8,000 MT/s	8,200 MT/s	8,000 MT/s
M.2 slots	2	2	2
Newest PCIe generation stated	PCIe 4.0	PCIe 4.0	PCIe 4.0
PCIe 5.0 graphics slot	not stated	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated	not stated
WiFi (differs)	WiFi 6E	None named in the listing title	None named in the listing title
Bluetooth (differs)	5.3	not stated	not stated
Wired LAN	2.5GbE	2.5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	10 Gbps	not stated	not stated
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	8+2+2	not stated
BIOS flashback	not stated	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)	#1,062	#151,800	#1,062
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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