Tweak The Prefetch

1. Run "Regedit"
2. Goto [HKEY_LOCAL_MACHINE\SYSTEM \CurrentControlSet\Contro l\Session Manager\Memory Management\PrefetchParame ters\EnablePrefetcher]

3. Set the value to either 0-Disable, 1-App launch prefetch, 2-Boot Prefetch, 3-Both ("3" is recommended).

4. Reboot.

It will decrease the boot time but double and increase the performance of your XP.