Which is the best for single monitor?

[hasnol]

i plan to upgrade my GPU in this week.. i just only stick on a single monitor ( 1080 x 1024 resolution) but i'm little confuse which one is the best choice.. someone please help me!!

this is including in my list now:

1) http://www.newegg.com/Product/Product.aspx?Item=14-202-001&SortField=0&SummaryType=0&Pagesize=10&PurchaseMark=&SelectedRating=-1&VideoOnlyMark=False&VendorMark=&IsFeedbackTab=true&Page=3#scrollFullInfo

2) http://www.newegg.com/Product/Product.aspx?Item=N82E16814125423

3) http://www.newegg.com/Product/Product.aspx?Item=N82E16814127685

4) http://www.newegg.com/Product/Product.aspx?Item=N82E16814500238

at the same time i want to save my budget.. so, i hope you can guide me to choose either one of these GPU.. thanx..

 

[bey0nd]

If you are going to spend over 400 dollars get the 680 but if you want to spend less get the gigabyte 670