Storage Visions kicked off today and on the show floor Western Digital was showcasing a prototype of its new 3.5" dual-drive. The drive consists of a 128GB SSD along with a 4TB hard drive and utilizes PCIe 2.0 x2 interface through the SATA Express connector. Similar to the Black2 we reviewed last year, the prototype shows off as two separate volumes, although Western Digital is also working on a caching software to make the solution more user friendly. 2.5" version is also in the plans, although at first Western Digital is focusing on the 3.5" form factor. Since the drive is in prototype stage, there are no specs available but since the drive is based on a JMicron SATA 6Gbps controller, the performance maxes out...
Western Digital Releases Black^2: 120GB SSD + 1TB HD Dual-Drive in 2.5" Form Factor
To date all the hybrid storage solutions we have seen have been rather limited. Seagate got the idea right with the Momentus XT but having only 8GB of NAND...66 by Kristian Vättö on 11/25/2013