What is VTune™ Performance Analyzer for?

What of the following will not cause any change in processor performance?

What seriously limit modern system performance?

Why performance could be increased after the loop distribution?

Why performance is improved when invariant is moved out of the loop?

What could be the reason for loosing performance while processing a big loop?

How structure field reordering could affect the application performance?

VTune supports:

What abilities does VTune has?

What is the requirements of VTune?

What operation system VTune supports?