Bethesda had announced that Skyrim Special Edition and Fallout 4 will both receive significant visual enhancements when using PS4 Pro. PS4 Pro support for Skyrim will allow the game to be rendered in native 4K.
Bethesda says it will look like this:
Bethesda will then work on adding PS4 Pro support to Fallout 4. It’s unclear whether this will also render in native 4K (It’s highly unlikely), but it will definitely have enhanced lighting and graphical capability.
Skyrim Special Edition releases on PS4 and Xbox One on Friday, October 28th.