The Xbox Series X and Xbox Series S are the fourth generation of consoles in the Xbox series. Released on November 10, 2020, the higher-end Xbox Series X and lower-end Xbox Series S are part of the ninth generation of video game consoles, which also includes Sony's PlayStation 5, released the same month. Both superseded the Xbox One. Like the Xbox One, the consoles use an AMD 64-bit x86-64 CPU and GPU.
https://en.wikipedia.org/wiki/Xbox_Series_X_and_Series_S