If you are not familiar with the Overclockulator, it is a FREEWARE program that includes some very handy calculation apps including a CPU speed calculator, PSU wattage calculator, Vram Ns/MHz Converter, and a Celcius to Fahrenheit (and vice versa) temperature converter.

Program Information Category: Tools and Utilities Type: Free Version: 1.3.6b Size: 981KB Works on: Windows Product page: here