The latest MacBook Pros don’t even need external GPUs to run AAA games.
What do you mean when you say "run"? Low graphics 45 FPS at 720p? Or ultra graphics 120 FPS at 4k? My assumption is that a fairly large part of that space is inaccessible with the integrated GPU.
What do you mean when you say "run"? Low graphics 45 FPS at 720p? Or ultra graphics 120 FPS at 4k? My assumption is that a fairly large part of that space is inaccessible with the integrated GPU.