Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS TUF Gaming B850-PLUS WiFi AMD AM5 B850 ATX Motherboard	MSI MAG B850 TOMAHAWK WIFI Motherboard	ASUS ROG Strix B850-A Gaming WiFi AMD ATX motherboard
Price (new) (differs)	£198.99 (currently unavailable)as of 5 Nov, 18:20	£199.99as of 5 Nov, 18:22	£199.99as of 5 Nov, 18:23
Amazon Warehouse offer (differs)	not stated	£150.04 (Used - Good)as of 5 Nov, 18:22	£155.24 (Used - Very Good)as of 5 Nov, 18:23
RRP (differs)	not stated	£209.99	£349.96
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2025 (1 yr 9 mo old)	Oct 2025 (1 yr old)	Jan 2025 (1 yr 9 mo old)
Brand (differs)	ASUS	MSI	ASUS
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	ATX	ATX	ATX
Memory type	DDR5	DDR5	DDR5
RAM slots (differs)	not stated	4	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	8,200 MT/s	not stated
M.2 slots (differs)	3	3	4
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 (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	20 Gbps	20 Gbps	20 Gbps
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	14+2+1	not stated	14+2+2
BIOS flashback (differs)	Yes	not stated	Yes
Debug LED / POST code (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	HDMI, DisplayPort	not stated	HDMI, DisplayPort
Audio codec (differs)	not stated	not stated	ALC4080
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#51,003	#2,222	#2,683
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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