There is certainly something to what you say. The advantage of the GPU model is that you can have the ALUs occupying a much higher percentage of your die if eac

There is certainly something to what you say. The advantage of the GPU model is that you can have the ALUs occupying a much higher percentage of your die if each core is less independent. Independent threads is not necessarily what you need on an accelerator card - that's what you have CPUs for anyways.