i just did a fresh format and everything is smooth, im right clicking all over the desktop fast nad continously and its smooth den i installed in NGO nvidia optimized drivers (first 1.9145 den 1.9131)and nvidia drivers from the site and i right click the desktop again but this time when i do it fast it lags the lil window doesnt even pop up or it lags this happen teh first time(1.9145) i installed teh drivers den i unisntalled and i right clicked again and it was runnin smooth again den i installed the next driver(1.9131) n the lag was back so i uninstalled and tried the nvidia drivers from the site and this problem still occurs but it ends when i dont have a driver installed SYSTEM IS IN MY SIG