NX6600GT OC help

[nitto1320i]

err, can anyone help me out on how to OC Vcard's? i haven't tried OC Vcards since. can anyone guide me? i have 2 NX6600GT SLI mode. Core clocks are 2d @ 300Hhz 3d clock @ 500Mhz and memory clk @ 1000Mhz. thats the stock speed. what do i need to get started?

 

[margag_]

rivatuner ia all you need follow the guide

http://www.guru3d.com/rivatuner/