Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS ROG Strix B550-A Gaming AMD AM4 ATX Gaming Motherboard	ASUS TUF Gaming B550-PLUS	MSI B550-A PRO V1 ProSeries Motherboard
Price (new) (differs)	£119.99as of 13 Oct, 00:23	£118.99as of 13 Oct, 00:21	£121.62as of 13 Oct, 00:22
Amazon Warehouse offer (differs)	not stated	£98.58 (Used - Like New)as of 13 Oct, 00:21	not stated
RRP (differs)	£142.11	£194.25	not stated
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2022 (4 yr 9 mo old)	Jan 2022 (4 yr 9 mo old)	Jun 2025 (1 yr 4 mo old)
Brand (differs)	ASUS	ASUS	MSI
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor	ATX	ATX	ATX
Memory type	DDR4	DDR4	DDR4
RAM slots	not stated	not stated	not stated
Maximum RAM (differs)	not stated	not stated	128 GB
Fastest RAM speed stated (differs)	not stated	4,400 MT/s	4,400 MT/s
M.2 slots (differs)	2	2	not stated
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)	None named in the listing title	WiFi 6	None named in the listing title
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	2.5GbE	2.5GbE	not stated
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	10 Gbps	10 Gbps	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 (differs)	not stated	Yes	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated
Video outputs	HDMI, DisplayPort	HDMI, DisplayPort	HDMI, DisplayPort
Audio codec (differs)	not stated	not stated	ALC892
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#8,406	#3,974	#186,999
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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