The name OCCT comes from OverClock Checking Tool. This application will let you benchmark and overclock your system components.

Features:

Up to 16-core support ( for instance, up to a Quad-Kentsfield or an Octo-Conroe )

Customizable tests ( Duration, Priority, CPU or RAM, ... )

CPU and Motherboard detection

Monitoring support through 3rd party application ( i.e. MBM5, Speedfan and Everest Ultimate Edition 3.50 or above )

Can produce graphs showing temperature and voltages during the test : Unique feature !

Multi-language support