text: The speed of a computer depends on various factors. RAM and the Processor are examples of hardwares which determine the computer speed. Other factors are software related factors such as Presence of Anti virus and Anti spyware etc decreases speed, Full harddisc decreases the speed, Presence of large hard disc partitions also decreases speed.\nFor increasing your computer's speed you can add some more RAM to your system. You can make smaller hard disc partitions. In addition to this regular use of disc defragmenter and disc cleanup also  increases speed to some extent.