Can I upgrade my computers processor?

2 things hit mind before conscious ordering your proc. 1 cheque to see what programs you no longer need and uninstall them and 2. it's a 64 bit group try getting a 4 gig flash drive to see if much ram will help you with your fly your proc. is plenty fast enough if you are having troubles with online games or games in general then add the ram dump the untouched programs try that first before you study alot more than money and have a pro complete the change over