G-Technology G-DRIVE 4TB External Hard Drive w/ eSATA, USB 2.0, Firewire 400, Firewire 800 Interfaces 0G02213. 4TB External Hard Drive Storage Capacity for Mac. 3Gbit eSATA, Firewire 400, FireWire 800 and USB 2.0 connectivity Professional External Hard Drive: G-DRIVE high-speed interface external storage systems offer the ultimate in flexibility by providing 3Gbit eSATA, FireWire 800 (FireWire 400 via included cable) and USB 2.0 ports. G-DRIVE is the perfect high-performance solution for storage intensive applications including audio/video editing, digital photography, MP3 libraries and high-speed data backup. The system features a fan-less cooling system and the latest technology 7200 RPM SATA II hard drives with up to 2TB in storage capacity with up to 32 MB of cache. G-DRIVE supports professional music production tools including Pro Tools, Logic Studio, Cubase, Nuendo, Digital Performer, and many more. Easy to Setup ? Time Machine ready! G-DRIVE is formatted at the factory HFS+ with Journaling and is Time Machine ready right out of the box! A simple initialization is all it takes to prepare G-DRIVE for use with Windows systems!