Easy strait forward upgrade, NO PSU upgrade required, size of the card makes it easy to install, scores better than GTX 980 with less power consumption. Just make sure you clean uninstall the previous card download the driver form Evga for the new one and your done. 10-15 min upgrade.
I don't game so I cant day how well it does but I will be using this for video editing so i will post updates if needed. Here is a bench-test I've done: www.passmark.com/.../display.php