- 320 GB / 640 GB
The 320 GB/640 GB HD removable disk cartridge from Dell combines a tough exterior design and an internal shock absorber. The Cartridge offers 320 GB of native capacity and 640 GB of compressed capacity for fast and easy back up of large amounts of information. Simply pop in the removable disk media, select the files or folders you want to protect, then drag-and-drop them into the directory folder. To restore files, you just have to reverse the process. The drag-and-drop capability gives you random access, for quick restoration of the files.