Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	MSI B550-A PRO Motherboard ATX	Asrock B550 Pro4 AMD B550 Socket AM4 ATX	Gigabyte B550 EAGLE WIFI6 Motherboard
Price (new) (differs)	£103.98as of 5 Nov, 18:21	£107.49 (currently unavailable)as of 5 Nov, 18:20	£99.99as of 5 Nov, 18:22
Amazon Warehouse offer (differs)	£85.94 (Used - Good)as of 5 Nov, 18:21	not stated	not stated
RRP (differs)	£104.99	£183.17	£129.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Jun 2020 (6 yr 4 mo old)	Jan 2024 (2 yr 10 mo old)	Feb 2025 (1 yr 8 mo old)
Brand (differs)	MSI	ASRock	Gigabyte
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor	ATX	ATX	ATX
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	not stated	not stated	4
Maximum RAM (differs)	128 GB	not stated	not stated
Fastest RAM speed stated (differs)	4,400 MT/s	not stated	3,200 MT/s
M.2 slots (differs)	not stated	not stated	2
Newest PCIe generation stated (differs)	PCIe 4.0	not stated	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)	not stated	not stated	1GbE
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) (differs)	not stated	not stated	10+3+1
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	HDMI	not stated	HDMI, DisplayPort
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#1,268	#106,170	#1,849
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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