CrystalCPUID (64 bit) 4.15.5.452e screenshot CrystalCPUID is a useful application that shows detailed information about the processor, the chipset, bios and cache. It contains a real time clock checker and the function to change the multiplier and voltage on systems with AMD K7/K8 prozessors. Download CrystalCPUID (64 bit) 4.15.5.452e