Core parking basically makes your processors go into a sleep state known as (C6) and is supported by most new processors. This allows your computer to save power. There is a trade off for disabling parking. If you use a laptop or tablet, you may notice a slight difference in battery life once you disable core parking on your CPUs. If you disable core parking on your CPUs, your computer may have faster benchmarks. (Reported higher frame rates by gamers and power users).
Notes for Server 2012 – http://support.microsoft.com/kb/2814791
If you are a power user, you can disable core parking by going to registry entries or the programs below.
How can this speed up my computer? Imagine that you have four engines and every time you stop and start you also turn...