Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASUS PRIME B550M-A WIFI II AMD Micro ATX Motherboard with PCIe 4.0	MSI B550M PRO-VDH Motherboard M-ATX	MSI PRO B550M-P WIFI6E Motherboard	Gigabyte B550M AORUS ELITE Motherboard
Price (new) (differs)	not stated	£79.99as of 20 Sep, 06:20	£127.14as of 20 Sep, 06:22	£79.99as of 20 Sep, 06:20
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	not stated	£94.99	£89.99	£110.99
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Jul 2022 (4 yr 2 mo old)	Sep 2020 (6 yr old)	Jun 2026 (2 mo old)	Sep 2020 (6 yr old)
Brand (differs)	ASUS	MSI	MSI	Gigabyte
Socket	AM4	AM4	AM4	AM4
Chipset	B550	B550	B550	B550
Form factor	Micro-ATX	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR4	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	not stated	4	4
Maximum RAM (differs)	not stated	128 GB	not stated	not stated
Fastest RAM speed stated (differs)	not stated	4,400 MT/s	4,400 MT/s	4,733 MT/s
M.2 slots	2	2	2	2
Newest PCIe generation stated	PCIe 4.0	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)	WiFi 6	None named in the listing title	WiFi 6E	None named in the listing title
Bluetooth (differs)	not stated	not stated	5.3	not stated
Wired LAN	1GbE	1GbE	1GbE	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port	not stated	not stated	not stated	not stated
SATA ports	not stated	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	not stated	not stated	5+3
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	Yes	not stated	Yes
Video outputs (differs)	HDMI	not stated	not stated	HDMI
Audio codec	not stated	not stated	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#86,197	#1,256	#1,243	#1,405
Buy	See it 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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