Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Gigabyte B550 EAGLE WIFI6 Motherboard	MSI B550 GAMING Motherboard	MSI B550-A PRO Motherboard ATX
Price (new) (differs)	£99.99as of 6 Nov, 12:22	£99.95as of 6 Nov, 12:22	£103.98as of 6 Nov, 12:21
Amazon Warehouse offer (differs)	not stated	not stated	£87.17 (Used - Good)as of 6 Nov, 12:21
RRP (differs)	£129.99	£109.99	£104.99
Price badge	not stated	not stated	not stated
First available on Amazon (differs)	Feb 2025 (1 yr 8 mo old)	Jun 2026 (4 mo old)	Jun 2020 (6 yr 4 mo old)
Brand (differs)	Gigabyte	MSI	MSI
Socket	AM4	AM4	AM4
Chipset	B550	B550	B550
Form factor	ATX	ATX	ATX
Memory type	DDR4	DDR4	DDR4
RAM slots (differs)	4	4	not stated
Maximum RAM (differs)	not stated	not stated	128 GB
Fastest RAM speed stated (differs)	3,200 MT/s	4,800 MT/s	4,400 MT/s
M.2 slots (differs)	2	2	not stated
Newest PCIe generation stated	PCIe 4.0	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)	WiFi 6	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	1GbE	1GbE	not stated
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	not stated
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	10+3+1	8+2+1	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)	HDMI, DisplayPort	not stated	HDMI
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#1,827	#1,218	#1,218
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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