In CPU Usage History graph in performance tab in taskmanager, it shows graph in only one core. And thr is very low graph in the other core. Like I've monitored and uploaded some images here.....plz take a luk... http://img121.imageshack.us/img121/777/taskmanager.jpg http://img225.imageshack.us/img225/5739/taskmanager2.jpg http://img225.imageshack.us/img225/6669/taskmanager3.jpg Is thr sumthing wrong with my proccy?? What happend to the other core?? I checkd affinity.....its set to both the cores. Then y the other core is not performing like the 1st one??