sony is one of the major leaders in the computer industry, with over 50 years of experience. This model has a proccessor "core 2 duo T7200" which is the second latest of its technology next to quad core (which is only avialable for desktop computers) The proccesor lets you do many things all one time. It has massive storage ram of 2GB which is more than the average desktop computer. It also has a massive 160GB HD which is more than enough to store all those important files like video's,photo's ect. It has a special function called bluetooth where you can sync with your phone to collect data from the phone to the computer or the other way. There is also the latest system within the computer " Windows vista bussines". Vista is one of leading best software packages at the moment, and bussiness is at the top of that league. Windows vista business allows you to do all functions that windows xp does but a whole lot more. Secuirty is so much more better, there is also windows media center so you can view music, and video in all formatts.