Atlantis USX (Unified Software-defined Storage) is a software-defined storage solution (100% software) that delivers the performance of an all-flash storage array at half the cost of traditional SAN or NAS. First version was announced more than one year ago (February 2014) and actually there is the version 2.0 (announced on August 2014) with several interesting features. But now Atlantis Computing has announce a new product, based on Atlantis USX: the Atlantis HyperScale appliance.