At this point I would not worry to much about how well each card does Direct X 11 games.
Or the performance results, Each card you are on about does have a few plus points and a few negative points.
The Gtx 1060 card is only about 13% faster when running games on it in direct x 11, or slower depending on the game title it`s self you are in fact playing.
It`s the cards Direct X 12 capabilities that will come into play over the coming months, as games that support direct x 12 become more available, or are released on the pc gaming scene.
The two card`s also are very new, so both Nvidia and Amd when it comes to the graphics card video driver for each card will improve how much more performance each card will give you as they tweak the...