|Please include detailed information on:|
System (if mfg'd system), or all components (if custom).
Graphics card make and model.
Power supply make, model, wattage, and Amperage on 12Volt Rail(s)
Anything you may have changed recently from original configuration.
Any detail on other issues recently, even if they do not appear to be related.
You have to be a little bit crazy to keep you from going insane.