Apple has already licensed Imagination Technologies PowerVR graphics cores (both this and next generation) and hold a large portion of their stock (http://www.r

Apple has already licensed Imagination Technologies PowerVR graphics cores (both this and next generation) and hold a large portion of their stock (http://www.reuters.com/article/idUSLQ64592720090626 http://www.reuters.com/article/idUSLQ64592720090626). Moving Macs to ARM means they can use these as the graphics cores, customise them, modify them and not deal with Nvidia if they don't want to.