Toshiba will start mass producing two 1.8-inch SATA hard disk drives in August. With a maximum capacity of 160GB, it will also rotate at 5,400 rpm, which is faster than the current generation of Toshiba's 1.8-inch drives, but uses 25 percent less energy. Article [1]
Links:
[1] http://www.eweek.com/c/a/Storage/Toshiba-To-Ship-160GB-18inch-HDDs/