Well, something along those lines is actually happening, allegedly. The big rumour involves a new APU from AMD codenamed Strix Halo. If anything, it's even better than transplanting a console SoC ...

AMD's next-gen APU has apparently leaked. But don't get too excited because "Gorgon Point", as it's known, looks very much like a refresh of AMD's current Strix Point chip rather than a radical ...