Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 Ryzen / Future AMD…	Gigabyte B550I AORUS PRO AX Motherboard	ASUS AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2	ASUS TUF GAMING B550-PLUS
Price (new) (differs)	£123.72as of 20 Sep, 02:41	£134.99as of 20 Sep, 02:41	£123.78as of 20 Sep, 02:41	£122.55as of 20 Sep, 02:41
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	£269.99	£190.99	£200.20	£131.58
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2024 (2 yr 8 mo old)	Jun 2020 (6 yr 2 mo old)	Feb 2022 (4 yr 7 mo old)	Jan 2022 (4 yr 8 mo old)
Brand (differs)	ASRock	Gigabyte	ASUS	ASUS
Socket	AM4	AM4	AM4	AM4
Chipset	B550	B550	B550	B550
Form factor (differs)	Mini-ITX	Mini-ITX	Micro-ATX	ATX
Memory type	DDR4	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	2	not stated	not stated
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	5,300 MT/s	not stated	not stated
M.2 slots (differs)	not stated	2	2	not stated
Newest PCIe generation stated (differs)	not stated	PCIe 4.0	PCIe 4.0	PCIe 4.0
PCIe 5.0 graphics slot	not stated	not stated	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated	not stated	not stated
WiFi (differs)	Yes (generation not stated)	WiFi 6E	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE	1GbE	not stated
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	not stated	10 Gbps
SATA ports	not stated	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	not stated	not stated	8+2
BIOS flashback	not stated	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated	not stated
ARGB headers (differs)	not stated	not stated	Yes	not stated
Video outputs (differs)	not stated	HDMI, DisplayPort	HDMI	not stated
Audio codec (differs)	not stated	ALC1220	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#61,641	#1,405	#193,497	#86,239
Buy	Check price on Amazon	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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