Intel doesn't have a problem dissipating heat from their all-CPU Xeon giants. It stands to reason that without the GPU they could either make wider or more core

Intel doesn't have a problem dissipating heat from their all-CPU Xeon giants. It stands to reason that without the GPU they could either make wider or more cores while staying in the 80-90W TDP. Most of the die space would end up going to larger caches, which are also very regular.