TR 1900X internals

I would like to know the Internal configuration of the TR 1900X a 8C/16T CPU.

Is it:

  1. 2 cores per CCX for both dies,
  2. One full 4 cores CCX per die,
  3. One 2x4 cores on one die the other die only delivering memory ports and extra PCI-E ports?


Thank you.