I have been searching for a solution for this exact problem and found it on the alienware help site enable Hyperthreading on your computer to cure the "Stop: 0x9C MACHINE_CHECK_EXCEPTION" error or ifa laptop without the option try this Restart the computer and tap the [F2] key to enter the BIOS Setup Utility. Once in the BIOS Setup Utility, use the arrow keys to select the Advanced menu followed by the Intel Developed Advanced Menu and press [Enter]. Select the Throttle Duty Rate option, press [Enter], change this option's value to 0.0% and press [Enter] again. Select the Clock Chip Initializ