In the release of Windows 10 October 2018 Update, Microsoft released Microsoft DirectX Raytracing (DXR). Which will gives all developers a access to RTX hardware support of ray tracing, by using industry standard API.
Windows 10 Creators Update includes Beam broadcasting, Windows Game Mode, new gaming settings in Windows System Settings and more.
Beam allows you to easily broadcast your games with less than a second of delay without any additional software acquired. The Game Mode is aimed to help improve overall gaming performance and consistency by optimizing system resources more efficiently for games.