Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	Asus Prime B550M-K 90MB14V0-M0EAY0 DIY	GIGABYTE B550M X AORUS ELITE Motherboard
Price (new) (differs)	£102.37as of 4 Oct, 06:22	£112.67as of 4 Oct, 06:23
Amazon Warehouse offer	not stated	not stated
RRP (differs)	not stated	£316.99
Price badge	not stated	not stated
First available on Amazon (differs)	Aug 2019 (7 yr 1 mo old)	Aug 2026 (1 mo old)
Brand (differs)	ASUS	Gigabyte
Socket	AM4	AM4
Chipset	B550	B550
Form factor	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4
RAM slots (differs)	not stated	4
Maximum RAM	not stated	not stated
Fastest RAM speed stated	not stated	not stated
M.2 slots (differs)	not stated	2
Newest PCIe generation stated (differs)	not stated	PCIe 4.0
PCIe 5.0 graphics slot	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated
WiFi	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE
USB4 / Thunderbolt	not stated	not stated
Fastest USB-C port	not stated	not stated
SATA ports	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	8+2
BIOS flashback	not stated	not stated
Debug LED / POST code	not stated	not stated
ARGB headers	not stated	not stated
Video outputs (differs)	not stated	HDMI, DisplayPort
Audio codec	not stated	not stated
Colour	not stated	not stated
Amazon sales rank (differs)	#378,858	#53,699
Buy	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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