https://www.gamespot.com/articles/xbox-one-x-enhancements-for-skyrim-fallout-4-wolfe/1100-6454709/

Like many other publishers, Bethesda will release free updates for a number of its games to take advantage of the Xbox One X's additional horsepower. Just ahead of the console's release, Bethesda has offered a rundown on what to expect from a number of its biggest games.