The thinnest external hard drive (according to Seagate) of CES 2011, Seagate GoFlex Slim is available now on www.seagate.com, in-store and at select online retailers.
Seagate GoFlex Slim is designed in only 9mm thin. Thus, it makes the gadget is a right companion for your mobile devices such : laptop or netbook or tablet PC. Integrated to your mobile device through USB 3.0 interfaces with a 7200RPM pretty sure it gives you a resonance of what you are calling as fast transfers for even large multimedia files.
Moreover, Seagate GoFlex Slim enables to rock seemlessly between MAC and Windows platform without formating or performace loss. Available in elegant black color, the gadget is set for $99.99 for 320GB. [Dandy Gadget Source]