Hexus posted a review on the AMD Exascale Heterogenous Processor sports 32 Zen cores
A quote from the article:
Plus HBM2 and Greenland graphics, to create AMD's "vision for exascale computing". AMD has released information concerning an upcoming 'Exascale Heterogeneous Processor', or EHP. In a paper submitted to the IEEE AMD details an APU which packs a multitude of Zen cores, Greenland graphics and up to 32GB of HBM2 memory. It says this processor is an embodiment of its "vision for exascale computing". According to the source that first published the news of this paper, this new HPC/Workstation APU from AMD will be launched between 2016 and 2017.AMD Exascale Heterogenous Processor sports 32 Zen cores @ Hexus