Western Digital's 320-GB Scorpio and Toshiba's MK3252GSX laptop hard drives were designed to compete directly against Samsung's offering. Our tests show how Samsung's Spinpoint M6 holds up against the newcomers.
http://www.tomshardware.com/2008/02/18/wd_and_toshiba_join_the_club/index.html
http://www.tomshardware.com/2008/02/18/wd_and_toshiba_join_the_club/index.html