it's a CPU frequency governor. If you root your phone you can (at your own risk) set the CPU frequency governing profiles to something unsupported and often times they give better performance.
If you want more information on this, check out XDA, unfortunately nobody here is particularly qualified to give safe instructions on how to do that.
If you want more information on this, check out XDA, unfortunately nobody here is particularly qualified to give safe instructions on how to do that.