The amazingly performance of Flash Storage DSSD has been superseded by Israel’s Plexistor using breakthrough technology.  Labelled as Software Defined Memory, Non Volatile Memory and Persistent Memory over Fabric (PMoF). Plexistor’s PMoF Brick achieves staggering speeds.

http://www.prnewswire.com/news-releases/plexistor-unveils-new-persistent-memory-over-fabric-technology-that-delivers-millions-of-iops-at-microseconds-latency-300314466.html