Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASUS ROG Strix B850-A Gaming WiFi AMD AM5 B850 ATX Motherboard…	GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 LGA 1718 Motherboard	MSI B850 Gaming Plus WiFi V1 Motherboard	MAG B850 TOMAHAWK MAX WIFI II
Price (new) (differs)	£229.00as of 6 Nov, 12:20	£229.99as of 6 Nov, 12:20	£233.34as of 6 Nov, 12:22	£229.99as of 6 Nov, 12:22
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	not stated	not stated	not stated	£259.99
Price badge (differs)	not stated	not stated	not stated	Lowest we've recorded
First available on Amazon (differs)	Jan 2025 (1 yr 10 mo old)	Jan 2025 (1 yr 10 mo old)	Jun 2025 (1 yr 5 mo old)	Mar 2026 (7 mo old)
Brand (differs)	ASUS	Gigabyte	MSI	MSI
Socket	AM5	AM5	AM5	AM5
Chipset	B850	B850	B850	B850
Form factor	ATX	ATX	ATX	ATX
Memory type	DDR5	DDR5	DDR5	DDR5
RAM slots (differs)	not stated	4	4	4
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	not stated	8,200 MT/s	8,400 MT/s
M.2 slots (differs)	4	3	3	3
Newest PCIe generation stated	PCIe 5.0	PCIe 5.0	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	not stated	not stated	Yes	Yes
PCIe 5.0 M.2 slot (differs)	not stated	not stated	Yes	Yes
WiFi	WiFi 7	WiFi 7	WiFi 7	WiFi 7
Bluetooth (differs)	not stated	not stated	5.4	5.4
Wired LAN (differs)	2.5GbE	2.5GbE	5GbE	5GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	20 Gbps	not stated	10 Gbps	20 Gbps
SATA ports	not stated	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	14+2+2	14+2+2	not stated	not stated
BIOS flashback	not stated	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated	not stated
Video outputs	not stated	not stated	not stated	not stated
Audio codec	not stated	not stated	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#65,195	#71,849	#29,109	#1,989
Buy	Check price on Amazon	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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