I would say there is no way to go wrong with either of these and you are future proof
http://www.newegg.com/Product/Produc...82E16817371032
http://www.newegg.com/Product/Produc...82E16817256041
for me I like the PCIe 6+2's of the first selection for more versitility
Good luck can't wait to see this come together for you
Think outside the box .......................