Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASRock B550M-HDV Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen…	Gigabyte B550M K Motherboard	Asus PRIME B550M-K ARGB
Price (new) (differs)	£69.75as of 5 Nov, 18:20	£71.98as of 5 Nov, 18:21	£75.94as of 5 Nov, 18:20
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£93.99	not stated	£99.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jun 2020 (6 yr 4 mo old)	Feb 2023 (3 yr 8 mo old)	Jan 2023 (3 yr 10 mo old)
Brand (differs)	ASRock	Gigabyte	ASUS
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	4	2
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	4,733 MT/s	not stated
M.2 slots (differs)	not stated	2	2
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	None named in the listing title	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	not stated	1GbE	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	not stated	5 Gbps
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 (differs)	not stated	not stated	Yes
Video outputs (differs)	not stated	HDMI, DisplayPort	HDMI, DisplayPort
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#52,594	#1,849	#51,757
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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