Not everyone needs 4-bay RAID solutions like the Promise R4i, and not everyone needs ridiculously-fast RAID SSD setups like the Sonnet M.2 44 PCIe Card. Enter the Promise Pegasus J2i.
The Promise Pegasus J2i is a two-bay SATA enclosure with a pre-installed 3.5-inch 8TB HDD that fits inside the Mac Pro. Should you consider it? Watch our hands-on walkthrough for the details.