Dubbed the Z-Drive R2, the solid state drive (SSD) boasts improved performance with a twist. The twist is “optimized” NAND modules that are interchangeable. That makes swapping out bad parts (not that you will ever have to, right?) a snap if needed. Or even upgrading to larger storage capabilities if you should need more room. Did I mention that you can boot from it too?
“Speeds can hit up to 1.4GB/s, and capacities will be available from 256GB to 2TB” (link)