From WikiGTA - The Complete Grand Theft Auto Walkthrough
The Xbox One is Microsoft's third gaming console, successor to the Xbox 360. It was launched on November 22, 2013, 8 years after the Xbox 360. It features an improved CPU, better graphics, and even more advanced online capabilities than the Xbox 360. It directly rivals Sony's Playstation 4 and Nintendo's Wii U in the eighth generation of console gaming.
A new, enchanced version of Grand Theft Auto V and Grand Theft Auto: Online was released on November 18th, 2014.