Just to reiterate get an ssd drive.. if u can, a video card for cheap... and if u wanna roll the dice
http://www.amazon.com/gp/offer-listi...condition=used those wolfdale cpus are still pretty decent. Really tho anymore u can get a pretty decent rig thats gonna be faster than anything u can upgrade to for 500 bucks so keep that in mind. you allready have 200 invested.