Xbox Series X backward compatibility adds HDR, 120 fps to classic Xbox games - Polygon

Thousands of the best old Xbox games will be supported on Xbox Series X, which will add support for HDR, 120 fps frame rates and enhanced resolution for Xbox, Xbox 360, and Xbox One games.

Xbox's Backward Compatibility Gets a Boost - Next-Gen Console

Xbox Series X promises four generations of backward compatibility

PS5 FAQ: games, apps, PS4 backward compatibility, storage, and

Xbox Series X And Series S: Most Up-to-Date Encyclopedia, News

Technalysis: HDR Backwards Compatibility Comparison - Xbox Series

Xbox - Wikipedia

List: Games optimized for Xbox Series X/S on launch day - FlatpanelsHD

How Xbox backward compatibility works: The definitive games list

Xbox Series X and Xbox Series S Will Be the Best Place to Play

Which is better, the PS5 or the Xbox One X? - Quora