Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 Ryzen / Future AMD…	ASUS AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2	MSI B550 GAMING WIFI6E Motherboard
Price (new) (differs)	£123.72as of 22 Sep, 18:21	£121.16as of 22 Sep, 18:20	£119.99as of 22 Sep, 18:22
RRP (differs)	£269.99	£200.20	£124.99
First available on Amazon (differs)	Jan 2024 (2 yr 8 mo old)	Feb 2022 (4 yr 7 mo old)	Sep 2026 (new this month)
Brand (differs)	ASRock	ASUS	MSI
Form factor (differs)	Mini-ITX	Micro-ATX	ATX
RAM slots (differs)	not stated	not stated	4
Fastest RAM speed stated (differs)	not stated	not stated	4,800 MT/s
M.2 slots (differs)	not stated	2	2
Newest PCIe generation stated (differs)	not stated	PCIe 4.0	PCIe 4.0
WiFi (differs)	Yes (generation not stated)	None named in the listing title	WiFi 6E
Bluetooth (differs)	not stated	not stated	5.3
Wired LAN (differs)	not stated	1GbE	1GbE
Fastest USB-C port (differs)	not stated	not stated	10 Gbps
Power phases (as stated by the maker) (differs)	not stated	not stated	8+2+1
ARGB headers (differs)	not stated	Yes	not stated
Video outputs (differs)	not stated	HDMI	not stated
Amazon sales rank (differs)	#66,350	#194,073	#1,405
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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