Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	MSI B850M GAMING PLUS WIFI Motherboard	MSI PRO B850M-P WIFI Motherboard	ASUS ROG Strix B850-G Gaming WiFi AMD AM5 B850 mATX
Price (new) (differs)	£139.99as of 6 Nov, 18:23	£149.99as of 6 Nov, 18:22	not stated
Amazon Warehouse offer (differs)	£123.90 (Used - Like New)as of 6 Nov, 18:23	£98.00 (Used - Very Good)as of 6 Nov, 18:22	not stated
RRP (differs)	£169.99	£139.99	not stated
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jun 2025 (1 yr 4 mo old)	Jun 2025 (1 yr 4 mo old)	Jul 2025 (1 yr 3 mo old)
Brand (differs)	MSI	MSI	ASUS
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots (differs)	4	4	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	8,200 MT/s	8,200 MT/s	not stated
M.2 slots (differs)	2	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)	5.4	5.4	not stated
Wired LAN (differs)	5GbE	5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	10 Gbps	10 Gbps	20 Gbps
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	not stated	14+2+1
BIOS flashback (differs)	not stated	not stated	Yes
Debug LED / POST code (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	not stated	not stated	HDMI, DisplayPort
Audio codec (differs)	not stated	not stated	ALC1220
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#1,285	#1,285	#261,664
Buy	Check price on Amazon	Check price on Amazon	See it 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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