Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS ROG Strix B850-G Gaming WiFi AMD AM5 B850 mATX	MSI B850M GAMING PLUS WIFI Motherboard	MSI PRO B850M-P WIFI Motherboard
Price (new) (differs)	not stated	£139.99as of 6 Nov, 18:23	£149.99as of 6 Nov, 18:22
Amazon Warehouse offer (differs)	not stated	£123.90 (Used - Like New)as of 6 Nov, 18:23	£98.00 (Used - Very Good)as of 6 Nov, 18:22
RRP (differs)	not stated	£169.99	£139.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jul 2025 (1 yr 3 mo old)	Jun 2025 (1 yr 4 mo old)	Jun 2025 (1 yr 4 mo old)
Brand (differs)	ASUS	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 (differs)	not stated	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)	4	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 (differs)	not stated	5.4	5.4
Wired LAN (differs)	2.5GbE	5GbE	5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	20 Gbps	10 Gbps	10 Gbps
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	14+2+1	not stated	not stated
BIOS flashback (differs)	Yes	not stated	not stated
Debug LED / POST code (differs)	Yes	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated
Audio codec (differs)	ALC1220	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#261,664	#1,285	#1,285
Buy	See it 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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