Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Asrock B550 Phantom Gaming 4/AC Motherboard	ASRock B550M Phantom Gaming 4	GIGABYTE B550M K WIFI6E Motherboard
Price (new) (differs)	£95.15as of 5 Nov, 18:20	£94.25as of 5 Nov, 18:20	£93.35as of 5 Nov, 18:23
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	not stated	£134.99	£86.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jul 2020 (6 yr 4 mo old)	Mar 2021 (5 yr 8 mo old)	Apr 2026 (7 mo old)
Brand (differs)	ASRock	ASRock	Gigabyte
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor (differs)	not stated	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	not stated	4
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated	4,733 MT/s	4,733 MT/s	4,733 MT/s
M.2 slots (differs)	not stated	not stated	2
Newest PCIe generation stated	PCIe 4.0	PCIe 4.0	PCIe 4.0
PCIe 5.0 graphics slot	not stated	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated	not stated
WiFi (differs)	Yes (generation not stated)	None named in the listing title	WiFi 6E
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	not stated	not stated	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port	not stated	not stated	not stated
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker)	not stated	not stated	not stated
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated
Video outputs (differs)	HDMI	not stated	HDMI, DisplayPort
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#168,483	#58,987	#23,848
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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