1) Reboot your PC
2) Right click on "My Computer" and click "properties"
3) Click the "performance tab"
Now please note down the performance status there and please type it here....
If the System Resources are below 80 % then you may have to disable few programs that run while your PC starts.
Here is what you do...
1) Click Start > Run and type MSCONFIG
2) Click the STARTUP tab and in the list uncheck the programs that you don't want to run automatically.