based on this article we could see in all in one GT3(5000/5100/5200) in the iMacs...so does it mean no more dGPU? i dont think they will put HD5200+dGPU
http://us.hardware.info/reviews/4776/intel-iris-pro-5200-graphics-review-the-end-of-mid-range-gpus
http://us.hardware.info/reviews/4776/intel-iris-pro-5200-graphics-review-the-end-of-mid-range-gpus