Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS PRIME B850-PLUS-CSM	Gigabyte B850 EAGLE WIFI6E Motherboard	GIGABYTE B850 Eagle WIFI6E AMD AM5 LGA 1718 Motherboard
Price (new) (differs)	£161.99as of 5 Nov, 18:20	£164.99as of 5 Nov, 18:20	£164.99as of 5 Nov, 18:22
RRP (differs)	£161.99	£149.99	not stated
First available on Amazon (differs)	Mar 2025 (1 yr 7 mo old)	Jan 2025 (1 yr 9 mo old)	Jan 2025 (1 yr 9 mo old)
Brand (differs)	ASUS	Gigabyte	Gigabyte
RAM slots (differs)	not stated	4	4
Fastest RAM speed stated (differs)	not stated	8,200 MT/s	not stated
M.2 slots (differs)	3	2	3
PCIe 5.0 graphics slot (differs)	not stated	Yes	not stated
PCIe 5.0 M.2 slot (differs)	not stated	Yes	not stated
Wired LAN (differs)	2.5GbE	1GbE	1GbE
Fastest USB-C port (differs)	10 Gbps	not stated	not stated
Power phases (as stated by the maker) (differs)	8+2+1	8+2+2	8+2+2
BIOS flashback (differs)	not stated	Yes	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated
Amazon sales rank (differs)	#9,626	#1,464	#29,842
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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