When it comes to Thunderbolt storage devices, generally the more internal drives it has, the faster performance it offers. This is because the Thunderbolt standard offers 10Gbps speed, while the fastest internal drive, be it a regular hard drive or a solid-state drive, is limited by the SATA 3 standard that caps at just 6Gbps.
The more drives means the vendor can aggregate the performance of each drive into a total throughput that's faster than the top speed of each drive. For this reason, Promise's Pegasus R6, a six-bay Thunderbolt drive has always been the fastest. Now, the G-RAID with Thunderbolt drive can challenge the Pegasus.… Read more