Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS PRIME B850M-A-CSM	GIGABYTE B850M Eagle WIFI6E ICE AMD AM5 mATX Motherboard	ASRock B850M Rock WiFi Socket AM5 Micro-ATX Motherboard
Price (new) (differs)	£144.98as of 6 Nov, 00:22	£148.30as of 6 Nov, 00:20	£144.04as of 6 Nov, 00:22
RRP (differs)	£377.99	not stated	£270.99
First available on Amazon (differs)	Apr 2025 (1 yr 7 mo old)	Jun 2025 (1 yr 4 mo old)	Jan 2026 (9 mo old)
Brand (differs)	ASUS	Gigabyte	ASRock
RAM slots (differs)	not stated	4	2
Fastest RAM speed stated (differs)	not stated	not stated	8,200 MT/s
M.2 slots (differs)	3	2	1
PCIe 5.0 graphics slot (differs)	not stated	not stated	Yes
PCIe 5.0 M.2 slot (differs)	not stated	not stated	Yes
WiFi (differs)	None named in the listing title	WiFi 6E	WiFi 6E
Bluetooth (differs)	not stated	not stated	5.3
Fastest USB-C port (differs)	5 Gbps	not stated	5 Gbps
SATA ports (differs)	not stated	not stated	4
Power phases (as stated by the maker) (differs)	not stated	8+2+2	6+1+1
BIOS flashback (differs)	Yes	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	HDMI, DisplayPort
Colour (differs)	not stated	White	not stated
Amazon sales rank (differs)	#9,627	#105,018	#50,452
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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