dlhotka wrote: Unless I'm missing something, only Win8 has USB3 support.
I have no problems connecting/using a Toshiba 1.5 TB USB 3.0 External Hard drive to an Ubuntu 12.04 Guest running under VMware Fusion 5.0.3 on my 2013 15-inch 2.8GHz quad-core Intel Core i7 MacBook Pro with Retina display, with 16 GB RAM and 768GB flash storage as a USB 3.0 Device.
This is confirmed not only by timed transfer speeds but the output of lsusb in a Terminal under Ubuntu.