taken directly off of the Rivatuner forums:
<< For those who wish to fix 60Hz with currently available version of RivaTuner:
1) Open regedit
2) Search for UseCompressedModeFormat and set it to 0
3) Reboot
4) Use RivaTuner's 60 Hz fix
5) Enjoy
------------------
Alexey Nicolaychuk aka Unwinder, RivaTuner creator >>
this is for people that installed the 28.32 drivers.. there is more than one instance of "UseCompressedModeFormat" so you have to change all of them.. i was too lazy to download the hacked 28.32 drivers.. and this worked perfectly.
<< For those who wish to fix 60Hz with currently available version of RivaTuner:
1) Open regedit
2) Search for UseCompressedModeFormat and set it to 0
3) Reboot
4) Use RivaTuner's 60 Hz fix
5) Enjoy
------------------
Alexey Nicolaychuk aka Unwinder, RivaTuner creator >>
this is for people that installed the 28.32 drivers.. there is more than one instance of "UseCompressedModeFormat" so you have to change all of them.. i was too lazy to download the hacked 28.32 drivers.. and this worked perfectly.