Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	MSI B550-A PRO ProSeries Motherboard	ASUS PRIME B550-PLUS	Asrock B550 Pro4 AMD B550 Emplacement AM4 ATX	Gigabyte B550 EAGLE Motherboard
Price (new) (differs)	£93.98as of 20 Sep, 06:20	£92.66as of 20 Sep, 06:20	£96.16as of 20 Sep, 06:20	£94.66as of 20 Sep, 06:22
RRP (differs)	£199.99	£124.56	£183.17	£102.41
Price badge (differs)	90-day low	90-day low	not stated	30-day low
First available on Amazon (differs)	Jun 2020 (6 yr 3 mo old)	Jan 2022 (4 yr 8 mo old)	Jan 2024 (2 yr 8 mo old)	Feb 2025 (1 yr 7 mo old)
Brand (differs)	MSI	ASUS	ASRock	Gigabyte
Fastest RAM speed stated (differs)	4,400 MT/s	not stated	not stated	3,200 MT/s
M.2 slots (differs)	not stated	2	not stated	2
Newest PCIe generation stated (differs)	PCIe 4.0	PCIe 4.0	not stated	PCIe 4.0
Wired LAN (differs)	not stated	1GbE	not stated	1GbE
Fastest USB-C port (differs)	not stated	10 Gbps	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	not stated	not stated	10+3+1
ARGB headers (differs)	not stated	Yes	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated	HDMI, DisplayPort
Amazon sales rank (differs)	#94,429	#1,413	#87,066	#1,402
Buy	Check price 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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