The processor is very significant to the efficient functioning of your PC. It performs all necessary calculations to run the computer. If your processor becomes defective, there could be several reasons: it might be overheating; the BIOS or jumper setting could be messed up; it's overclocked; it's not seated properly; and the heat sink might not be attached to the motherboard and processor. Hence, you must check if any of these causes the problem. The heat sink should be firmly attached. Read th...