How Can I Boot From an SATA External Hard Disc Drive?
The ability to boot from an external SATA disk drive is beneficial in several situations. External SATA devices, also known as e-SATA devices, connect utilizing the e-SATA specification which is nothing more than a physical connection to an onboard SATA port. Due to this architectural topology, e-SATA devices enjoy the same bandwidth capabilities and features, such as hot-swappability, that internal SATA devices utilize.