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How to find out which USB port is USB 3.0?

Fresh5 days ago
Mar 15, 2026418601 views
Confidence Score1%
1%

Problem

In my laptop (a Lenovo y470 ) there are three USB ports. One of those is USB 3.0 others are USB 2.0 . I do not know which one is what. When I copy data from my External HDD it transfers at 38MB/s from all of the USB ports. (Which is a good speed for USB 2 transfers, but to low for USB 3). I used the device manager to confirm that I have one USB 3.0 port. Is there a way a can figure out which port is 3.0 ?

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Fix for: How to find out which USB port is USB 3.0?

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They're BLUE! I believe USB-3 ports should be colored differently (blue) The use of blue pantone thermoplastics in USB 3.0 connectors is recommended on systems with a mix of USB 2.0 and USB 3.0 ports. For certification, the USB-IF does require that the user be able to clearly and easily distinguish between a USB 3.0 and a USB 2.0 port on a system; however, it is left to the system implementer on how to accomplish this. (my emphasis) Also, just because your Computer contains a USB 3 controller d…

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