Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	Asrock B550 Phantom Gaming 4/AC Motherboard	Gigabyte B550 UD AC
Price (new) (differs)	£101.43as of 20 Sep, 06:20	£102.38as of 20 Sep, 06:21
Price badge (differs)	30-day low	90-day low
First available on Amazon (differs)	Jul 2020 (6 yr 2 mo old)	Feb 2023 (3 yr 7 mo old)
Brand (differs)	ASRock	Gigabyte
Form factor (differs)	not stated	ATX
RAM slots (differs)	not stated	4
Fastest RAM speed stated (differs)	4,733 MT/s	not stated
M.2 slots (differs)	not stated	2
Wired LAN (differs)	not stated	1GbE
Power phases (as stated by the maker) (differs)	not stated	10+3
BIOS flashback (differs)	not stated	Yes
ARGB headers (differs)	not stated	Yes
Amazon sales rank (differs)	#129,223	#23,356
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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