[dbcooper]

Samsung's stacked die modules enable 64GB per channel. i.e. 256GB per processor.

http://techreport.com/news/26985/samsung-ddr4-modules-for-se...

I'm not sure why you wouldn't get a Xeon version if you wanted to work with so much RAM?

[pantalaimon]

Hynix already showed 128GB modules

http://www.kitguru.net/components/memory/anton-shilov/sk-hyn...