The "best" program will likely depend on the PLL of your motherboard. Different overclocking tools support different PLLs. The main programs you will want to look at are:
* ClockGen * SetFSB * CPUFSB * SpeedFan
You need an overclocking program to overclock your video card. I use RivaTuner for my 8800GTS and I haven't had any problems. Remember that overclocking will ruin your warranty.
It could overheat or have process errors
It's called "overclocking".
Overclocking can permanently damage your systems hardware if you overclock to much. It is normally the heat that kills your computer in a nutshell. Overclocking should only be done after doing your research.
Computer chips
The only way to increase the processor speed is by overclocking. Through overclocking, you can increase the overall speed of the processor.
Information on overclocking can be found on Webopedia, Lifehacker, Wikihow, and Yahoo! Voices. Many other websites also contain information on what overclocking is, how to overclock a PC, etc, or one could find information on the subject in some libraries.
ET6 stands for Easy-Tune 6 and is a program to overclock certain motherboards
overclocking
You can't, meaning, you're screwed
overheating, overclocking too much
The only way i know is check the BIOS settings.