Another thing you can try is setting Graal.exe's processor affinity to one cpu.
How-to:
Ctrl+Alt+Del -> Start Task Manager OR Start -> type taskmgr and press enter.
Click the Processes Tab
Right-click Graal6.exe
Set Affinity
Uncheck and then check a single CPU.
If that doesn't work do this for me.
Download and Run HijackThis:
http://www.trendmicro.com/ftp/produc...HijackThis.exe
Click System scan and save a logfile.
Save the log file to your desktop and attach it here for us so we can see what kind of programs you have running in start-up.