I don't know much about this stuff but it certainly doesn't seem like any ground breaking disruptive technology according to this.
http://www.extremetech.com/computing/193065-mram-manufacturer-everspin-teams-up-with-globalfoundries-to-build-magnetic-memory
I think GF are covering all the bases. They didn't give specific dollar amount that I can see. GF may just be intimidated by Samsung
http://www.extremetech.com/computing/192711-samsungs-new-20nm-ddr4-clears-the-way-for-massive-128gb-dimms
Maybe I'm grasping at straws. It would sure be a good time to hear something from POET
