While this may be true for high fidelity gaming, for moving some textured triangles around, mobile GPUs are fine. Also, they can (and do) perform much better cl

While this may be true for high fidelity gaming, for moving some textured triangles around, mobile GPUs are fine. Also, they can (and do) perform much better clock-for-clock vs a PC (and especially a Mac) thanks to the ability to optimize drivers. For a fascinating discussion of the optimizations possible, Carmack's 2014 Oculus Connect keynote is well worth watching: https://www.youtube.com/watch?v=gn8m5d74fk8 https://www.youtube.com/watch?v=gn8m5d74fk8 This talk was a slightly long but very informative discussion of the various challenges in reducing latency and dealing w/ PC rendering: https://www.youtube.com/watch?v=PoqV112Pwrs https://www.youtube.com/watch?v=PoqV112Pwrs