USB-powered external hard drives remain the mechanism of choice for most laptop users who need to back up their systems or transfer large files. While their price is low, so is their performance, and the increasing availability of Thunderbolt 3 ports on newer laptops presents an opportunity for vendors to target high-end users who are willing to pay for the best possible data transfer rates. The Hewlett-Packard Portable SSD P800 leverages its Thunderbolt interface to provide performance that’s exceptional for any storage device, not just an external one, and today Benchmark Reviews will put this high-end new drive through its paces.