None of the links work for me... Newegg site seems to be down odd...
And now its back.
Id go with this one, which I use for an old sempron, but like the review say its sharp. Might be a tight fit with your case/parts though.
http://www.newegg.com/Product/Product.aspx?Item=N82E16835118004
or
http://www.newegg.com/Product/Product.aspx?Item=N82E16835118005
a bit smaller good reviews also