Stress testing your CPU is a great way to ensure that your overclock is stable, check that your cooling is powerful enough, or run in some new heat paste that you've applied to your processor. But ...
You'll want to make sure you have a good cooler to keep noise levels and temperatures down, but if you're willing to take the time to learn, an overclock can be a great way to extend the life of your ...
A looping timedemo of Quake 3 is a good stability test. I find that it is a better vid. card stability test than, say, a looping 3Dmark 2k benchmark. For some reason, if I clock my GF2Ultra too high, ...