Difference between EVGA KR and AR?

[computernewb]

Hi. Whats the difference bewtween EVGA KR AND AR? Im looking at these 2 cards and the only difference is the AR and KR but the the price difference is 30$.
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130623

http://www.newegg.com/Product/Product.aspx?Item=N82E16814130604

thanks!

 

[k1114]

Warranty, ar is lifetime.

 

[computernewb]

Best answer selected by computernewb.