This are some tests I´m doing with Crysis and my X2, some numbers to compare with the new X2 coming next month.
This was done using Fraps, recordind, FPS and Frametimes.
50 fps = all fps 59 to 50
40 fps = all fps 49 to 40
30 fps = all fps 39 to 30 and so on.
System used (signature)