Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Gigabyte B550I AORUS PRO AX Motherboard	ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 Ryzen / Future AMD…	ASUS Prime B550-PLUS AC-HES AMD AM4
Price (new) (differs)	£177.68as of 5 Nov, 18:21	£126.70as of 5 Nov, 18:21	£184.72as of 5 Nov, 18:21
RRP (differs)	£190.99	£269.99	not stated
First available on Amazon (differs)	Jun 2020 (6 yr 4 mo old)	Jan 2024 (2 yr 10 mo old)	Aug 2024 (2 yr 2 mo old)
Brand (differs)	Gigabyte	ASRock	ASUS
Form factor (differs)	Mini-ITX	Mini-ITX	ATX
RAM slots (differs)	2	not stated	not stated
Fastest RAM speed stated (differs)	5,300 MT/s	not stated	not stated
M.2 slots (differs)	2	not stated	2
Newest PCIe generation stated (differs)	PCIe 4.0	not stated	PCIe 4.0
WiFi (differs)	WiFi 6E	Yes (generation not stated)	WiFi 5
Wired LAN (differs)	2.5GbE	not stated	1GbE
Fastest USB-C port (differs)	10 Gbps	not stated	10 Gbps
Power phases (as stated by the maker) (differs)	not stated	not stated	8+1
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated
Audio codec (differs)	ALC1220	not stated	not stated
Amazon sales rank (differs)	#1,849	#58,527	#170,382
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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