Then CPU Speed Accelerator is what you need!
CPU Speed Accelerator allows you to drastically increase the CPU allocated to your foreground applications to make the most of the power of your Mac.
- It can increase by up to 30% the more...
- A problem when checking for an available update has been corrected.
- The "Activate" button is greyed out when the acceleration is active.
- OS X 10.1 or later