G-Technology 1TB G-Drive Mobile Hard Drive USB 3.0 with ThunderboltG Technology 1TB G Drive Mobile Hard Drive with Thunderbolt The 1TB G Drive Mobile Hard Drive with Thunderbolt from G Technology features both USB 3. 0 and Thunderbolt connectivity, allowing for very fast transfer of files (up to 136 MB s) from your computer to the hard drive. This bus powered 1TB hard drive runs at a fast 7200 rpm and connects directly to your Mac or PC without the need for an additional power source. The hard drive comes formatted