https://news.xbox.com/2017/11/01/inside-xbox-one-x-enhanced-the-witcher-3-wild-hunt/
With the additional power of the Xbox One X, we are able to deliver The Witcher 3: Wild Hunt in 4K, while providing numerous visual tweaks such as higher-quality shadows, ambient occlusion & texture filtering, as well as higher resolution textures, and an all-around performance boost.
With the additional power of the Xbox One X, we are able to deliver The Witcher 3: Wild Hunt in 4K, while providing numerous visual tweaks such as higher-quality shadows, ambient occlusion & texture filtering, as well as higher resolution textures, and an all-around performance boost.