Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	MSI B850 Gaming PRO WIFI6E Motherboard	ASUS PRIME B850-PLUS-CSM
Price (new) (differs)	£173.47as of 20 Sep, 06:22	£161.99as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated
RRP (differs)	not stated	£161.99
Price badge	not stated	not stated
First available on Amazon (differs)	Oct 2025 (11 mo old)	Mar 2025 (1 yr 6 mo old)
Brand (differs)	MSI	ASUS
Socket	AM5	AM5
Chipset	B850	B850
Form factor	ATX	ATX
Memory type	DDR5	DDR5
RAM slots (differs)	4	not stated
Maximum RAM	not stated	not stated
Fastest RAM speed stated (differs)	8,200 MT/s	not stated
M.2 slots (differs)	2	3
Newest PCIe generation stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot	not stated	not stated
PCIe 5.0 M.2 slot (differs)	Yes	not stated
WiFi	WiFi 6E	WiFi 6E
Bluetooth (differs)	5.3	not stated
Wired LAN	2.5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated
Fastest USB-C port	10 Gbps	10 Gbps
SATA ports	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	8+2+1
BIOS flashback	not stated	not stated
Debug LED / POST code	not stated	not stated
ARGB headers (differs)	not stated	Yes
Video outputs (differs)	not stated	HDMI, DisplayPort
Audio codec	not stated	not stated
Colour	not stated	not stated
Amazon sales rank (differs)	#169,174	#13,264
Buy	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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