I actually just googled 1080ti and this article came up suggesting that the Vega 10 beat the 1080ti in the RRA GPU certification. I'm not sure what that means besides Vega 10 competing directly with 1080ti. Looking forward to both releases before I buy.
https://www.google.com/amp/www.univ...ification-teases-launch-at-gdc-2017-video.htm
https://www.google.com/amp/www.univ...ification-teases-launch-at-gdc-2017-video.htm