In their announcement, the team at Apple claims that apps using the model are capable of producing a depth map in just 0.3 seconds when run on a computer with a standard GPU—and it can do so ...

The Depth Pro system doesn't bother with all that though, yet is able to generate a detailed 3D depth map at 2.25 megapixels from a single image in 0.3 seconds via a standard graphics processing unit.