Toshiba's 320GB hard disk is world's largest 1.8-incher

That's the world's largest capacity 1.8-inch hard disk drive right there. A claim met by a list of specs going a little something like this: 3.0Gbps SATA interface, 320GB capacity, 5,400 RPM, 16MB buffer, and 19dB of emitted noise during seeks -- a 4dB cut from Toshiba's previous generation of 5,400 RPM 1.8-inchers. Of course, these 1.8-inch mechanical HDDs are the form factor most commonly found...
Original article from http://www.engadget.com/2009/11/05/toshibas-320gb-hard-disk-is-worlds-largest-1-8-incher/