Compare 3 motherboards

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