I've never tried to exceed the 3500fps/130gr in the Roy, kind of figured it was "good enough". That said, it was no problem to achieve it in a 24" barrel. I'm not sure I'd want to take a TSX or TTSX to that level.
"The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants." TJ
"All that is necessary for the triumph of evil is for good men to do nothing". EB
