Fair enough, my data was from about 4 years ago so it may be out of date. There's some embedded GPUs that have some pretty 'interesting' architectures. I would

Fair enough, my data was from about 4 years ago so it may be out of date. There's some embedded GPUs that have some pretty 'interesting' architectures. I would argue though if overdraw vs z-buffer hurt your performance then you are more than 50% GPU bound :).