Natty - low refresh rate

[Carlos Alberto Alves]

Hi!
Anybody knows how to increase refresh rate in Natty? Currently 60Hz for 
a 1024x768 resolution. I am using open drivers for an onboard ATI Radeon 
4200 series MB M4A785TD-M EVO. Proprietary drivers cannot even load 
graphical interface.
TIA,
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* Carlos Alberto Alves          *
* mailto:drcaa at click21.com.br   *
* mailto:drcaa at predialnet.com.br*
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