NO.
You can buy a new GTX470 FOR $299 (or less). Get ASUS, 3 year warranty to anyone. This helps resale value to those in the know. XFX is a 2x lifetime warranty but there are restrictions.
http://www.newegg.com/Product/Product.aspx?Item=N82E16814121372&cm_re=GTX470-_-14-121-372-_-Product...