| Summary | Smart backup and storage for Mac. | All metal. Fast. Secure. | Peak performance for creative professionals. | Extreme performance for your creative projects. |
| Capacity | 2 TB - 3 TB | 1 TB - 4 TB | 4 TB - 8 TB | 2 TB |
| Interface | USB 3.0 | USB 3.0 | Thunderbolt | Thunderbolt |
| 10,000 RPM drives |  | | |  |
| Compatible with Apple Time Machine | | | | |
| RAID 0/1 | | | | |
| Daisy chain flexible | | | | |
| User-servicable | | | | |
| WD SmartWare | | | | |
| Password protection and hardware encryption | | | | |
| Premium metal enclosure | | | | |
|
