The new Xbox One S has many selling points, but the biggest one is the fact that it supports HDR or high-dynamic range. That means, with a 4K TV you have a more vibrant game, better colors, more definition, and crisper edges.
But what games support HDR on the Xbox One S? This is a list of release AND announced games with HDR capabilities as of Nobember 28, 2016. (Announced, but yet to be released noted with astrix*)
- Battlefield 1*
- Deus Ex: Mankind Divided
- Final Fantasy XV*
- Forza Horizon 3
- Gears of War 4
- Hitman
- NBA 2K17
- Pure Chess Ultra
- Recore*
- Resident Evil 7*
- World of Tanks
These aren't all of course. This short list is just the beginning according to Aaron Greenberg, Xbox Marketing.