Have you made any recent changes to your computer? BIOS settings? Driver updates? Overclock changes? New programs? New hardware?
When else does it freeze, besides during Crysis? Some people have reported problems with Crysis, so it might just be the program? If it also happens at other times, can you reliably duplicate the problem?
__________________ i7 2600K | ASUS Maximus IV GENE-Z | GTX Titan | Corsair DDR3-2133 |