The Velocity Architecture of Xbox connects and functions flawlessly with the Xbox Velocity Architecture, which offers both the internal SSD and the storage expansion card quicker load times, richer environments, and more engaging gameplay. A Brief Resume Easily navigate between several titles and pick up where you left off, always at the same speed thanks to the internal SSD and expansion card. Elevate Your Legacy Every game that runs on the Xbox Series X|S Storage Expansion Card performs at the same high level as the internal SSD of the system. Thousands of original Xbox, Xbox 360, and Xbox One games are included in that. In just a few seconds, Plug & Play connects to the Xbox Velocity Architecture. Large Capacity connects to the internal SSD of the device at a maximum speed of 2TB.