There is no Lightroom CC version that is different. Lightroom 5, downloaded from the creative cloud application manager, is precisely the same program. It's just licensed differently. And no one can answer a question about a Lightroom 6 preset because Lightroom 6 hasn't been released or even announced.
Lightroom 6 has been mentioned on the Adobe blogs as having only a 64-bit version for Windows and requires a minimum of OS X 10.8 on a Mac, but that’s about all we know: