|We really need more information. It could be overheating, it could be an underpowered graphics card (need better power supply, especially if you recently upgraded the graphics card). Install Speedfan or similar and report back on temperatures at idle and under load and include detailed system specs and any recent upgrades.|
As a side note, turn OFF your caps lock, it is like you are SHOUTING at everyone.
You have to be a little bit crazy to keep you from going insane.