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ThinkPad NotebooksThinkPad T400 / T500 and newer T series Laptops Knowledge Base

How to tell which are the USB 3.0 ports on a ThinkPad?


Which one of the USB ports supports USB 3.0?


How can I tell which port on my ThinkPad T420s is a USB 3.0?


Originally on earlier systems with USB 3.0 the ports are identified by the blue insert.  See illustration below of a typical ThinkPad USB port configuration.


On later models the blue insert was replaced with a black insert and the following symbol to identify USB 3.0 ports;



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vegan-fanatic On 2018-07-30, 22:54 PM

most still use the blue color as it is a de facto standard


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