"..The SD-W1111, according to Toshiba, reads and writes DVD-RAM media at 1,350K/sec, reads DVD-ROM media at a rate of 2,700K/sec (16x speed), and supports burst...
"..Toshiba has developed a new digital signal processor and pickup head in the SD-M1212. The SD-M1212 has a 6X speed playback for DVD-ROM (8,112 KB/SEC.)...