Follow the below steps to make your Windows 7 PC boot faster.
Click your Start menu and type “msconfig” (without the quotes) and press Enter.
msconfig
Click the Boot tab.
msconfig boot options
Click Advanced Options
msconfig advanced boot options
Check the “Number of processors:” and “Maximum memory:” checkboxes, choose the number of processors in you PC, and select the maximum memory you want the boot process to utilize.
msconfig advanced boot options
Click OK
Reboot your computer now or later to apply the changes.
msconfig restart to apply changes
Codepad 