need help finding a motherboard

[Vanuel]

Im getting a graphics card that has a pci express 3.0, I already have a 400 watt power supply, I have a am3 athlon II processor and I'm still worried that I might be missing something so getting a reply would be so helpful

 

[Burpo]

http://www.newegg.com/Product/Produc...82E16813131795

http://www.newegg.com/Product/Product.aspx?Item=13-128-565