Forza Motorsport 7 pre-orders open on Xbox One and PC. Forza Motorsport 7 is an Xbox Play Anywhere title which means that buying it on one platform will unlock it for free on the other.
The official game description:
FORZA MOTORSPORT 7 IS AN XBOX PLAY ANYWHERE TITLE. PLAY IT ON BOTH WINDOWS 10 AND XBOX ONE! Experience the thrill of motorsport at the limit with the most comprehensive, beautiful and authentic racing game ever made. Enjoy gorgeous graphics at 60fps and native 4K resolution in HDR. Collect and race more than 700 cars, including the largest collection of Ferraris, Porsches, and Lamborghinis ever. Challenge yourself across 30 famous destinations and 200 ribbons, where race conditions change every time you return to the track.