SuperSpeed USB 3.0 on the ASUS P7P55D-E Premium

HD Tune v3.50

HD Tune Pro 3.50 is an extended version of HD Tune which includes
many new features such as write benchmark, secure erasing, AAM setting,
folder usage view, disk monitor, command line parameters and file
benchmark.

USB 2.0 Performance:

USB 3.0 Performance:

Benchmark Results: HT Tune showed huge performance gains once again with the average read rate of USB 2.0 at 33.3 MB/s and USB 3.0 at 108.1 MB/s. This is just over three times the performance of USB 2.0!

USB 2.0 Performance:

USB 3.0 Performance:

Benchmark Results: The file benchmark test in HD Tune showed 4x increases in some of the smaller file sizes.