I've never worked on a successful smartphone SoC, so I couldn't tell you. I have worked on successful client parts (Haswell, Broadwell, Apollo Lake) that were s

I've never worked on a successful smartphone SoC, so I couldn't tell you. I have worked on successful client parts (Haswell, Broadwell, Apollo Lake) that were similarly separate and we were able to divide the work sufficiently to make the multi-geo effort work.