Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Asrock B550M Steel Legend Motherboard	MSI B550M PRO-VDH for AMD Ryzen 5000/4000G/3000 Series Processors…	ASUS PRIME B550M-K WIFI
Price (new) (differs)	£244.46as of 20 Sep, 06:20	£220.42as of 20 Sep, 06:21	£150.13as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP	not stated	not stated	not stated
Price badge (differs)	not stated	not stated	Lowest we've recorded
First available on Amazon (differs)	Jul 2020 (6 yr 2 mo old)	Nov 2024 (1 yr 9 mo old)	Jun 2026 (3 mo old)
Brand (differs)	ASRock	MSI	ASUS
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4	DDR4
RAM slots	not stated	not stated	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated	not stated	not stated	not stated
M.2 slots	not stated	not stated	not stated
Newest PCIe generation stated (differs)	not stated	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	None named in the listing title	WiFi 6
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	2.5GbE	not stated	not stated
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 (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	not stated	not stated	HDMI, DisplayPort
Audio codec (differs)	ALC1200	not stated	not stated
Colour (differs)	not stated	not stated	Black
Amazon sales rank (differs)	#147,162	#39,275	#1,431
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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