Unfortunately, I have on my Mac still a USB 2.0 port - but I can say that it works extremely quickly even under 2.0. Copying large amounts of data is not a problem, is very fast and without problems. She is very quiet, hardly something to hear. Also, the heat development is in a good frame. 3TB for me is just the right capacity - fits neatly what it and you always have some buffer, if time still what needs up.
Small negative point is, in my view, the additional power source is needed in the form of a socket (power supply).
The manual is actually stored on disk in pdf format.
If you want to change times (determined will not):
The plate can also be for Windows make it fit: simply download and run Driver and small formatting tool on the WD website. One then has a classic drive for Windows computers, but without the numerous menu options and WD tools.