With dual core processors, your computer is equipped with an extra CPU core to give you a performance boost when running CPU-intensive applications. What you may not know is that your dual core computer may not be optimised for dual core performance, especially if you are running an older operation system. To get the most out of your dual core computer, you may have to enable your system's performance state.
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Click the “Start” button in the computer's taskbar and select “Run.”
Type “regedit” and select “OK” to open the System Registry.
Right-click on the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager folder, point to “New” and select “Key.”
Name the key folder that you just created “Throttle.”
Right-click the “Throttle” folder, point to “New” and select “DWORD Value.”
Name the DWORD Value to “PerfEnablePackageIdle” and set its value to “1.” Exit the registry.
Tips and warnings
- If you have Windows XP with Service Pack 2, you must download the hotfix from Microsoft (see References).
- These folders may already exist in your system registry. If they do, just make sure that the value for the “PerfEnablePackageIdle” file is set to 1.
- The Performance state will have an adverse impact on battery life and power consumption. If you want to disable this performace state, set the “PerfEnablePackageIdle” value to 0.
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