Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	1200 ASUS TUF GAMING B550M-PLUS WIFI II	ASUS PRO B550M-C/CSM Business Motherboard Socket AM4	ASUS AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2	ASUS Prime B550M-A AMD Ryzen AM4 Micro ATX Motherboard
Price (new) (differs)	£114.99as of 20 Sep, 02:41	£112.18as of 20 Sep, 02:41	£123.78as of 20 Sep, 02:41	£105.86as of 20 Sep, 02:41
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	£166.99	£143.99	£200.20	not stated
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2022 (4 yr 8 mo old)	Jan 2021 (5 yr 8 mo old)	Feb 2022 (4 yr 7 mo old)	Jan 2022 (4 yr 8 mo old)
Brand	ASUS	ASUS	ASUS	ASUS
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	not stated	not stated	not stated	not stated
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated	not stated	not stated	not stated	not stated
M.2 slots (differs)	not stated	2	2	2
Newest PCIe generation stated (differs)	not stated	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)	Yes (generation not stated)	None named in the listing title	None named in the listing title	None named in the listing title
Bluetooth	not stated	not stated	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE	1GbE	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	not stated	not stated
SATA ports	not stated	not stated	not stated	not stated
Power phases (as stated by the maker)	not stated	not stated	not stated	not stated
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	not stated	Yes	Yes
Video outputs (differs)	not stated	HDMI, DisplayPort	HDMI	HDMI
Audio codec	not stated	not stated	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#1,413	#219,554	#193,497	#228,015
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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