What's the difference?

[nyczxplizit]

I was browsing newegg's website to look at 680i boards. what's the difference between:

http://www.newegg.com/Product/Product.aspx?Item=N82E16813188012

and

http://www.newegg.com/Product/Product.aspx?Item=N82E16813188013

They both look exactly the same. I'm confused.