The G-Technology G-DRIVE mini USB 3.0 500GB High-Speed Portable Hard Drive is the perfect storage solution for users demanding high performance from their portable storage device. Featuring USB 3.0 and FireWire, the G-DRIVE mini is versatile, works with time-Machine and has storage capacity up to 500GB. The G-DRIVE mini has an integrated heat-sink for superior cooling and silent operation. This durable drive is housed in a compact all-aluminum case. No plastic shell casings here. The G-DRIVE mini comes preformatted HFS+ with Journaling and works with Time Machine right out of the box! A simple initialization is all it takes to prepare G-DRIVE mini for use with Windows systems!