I have a 5750 and it can run games perfectly fine :)
And going to dell.com you can get a full setup +5850 for 1150 correcction 1,089 just checked.
And you have yet to check alienware :) maybe try contributing instead of saying peoples posts wont work?
http://www.newegg.com/Product/Product.aspx?Item=N82E16883229137
http://www.newegg.com/Product/Product.aspx?Item=N82E16883229168
Theres also a section on alienware for open box ones that 90% of the time work perfectly fine and can give up to a 30% discount.
The problem is your outdated cpu.//// overclock the cpu and you will get more frames. A highish end video card is a waste of money for that cpu and it would be better overall just to get a new pc.
I bet im breaking a rule doing this but http://www.overclockers.com/forums is one of the best places to get computer help with and you can get replys rather quickly. overclockers is great for computers and cheapassgamers is great for saving money and focus on different things so It should be...
I reccomend you post this in a computer specific forum.. Asking random people online that dont build these for a living is like asking a random guy on the street to perform surgery on you for cheap.... * no offense I know some of you know what your talking about but others are putting in input...