Design Internal Yes Product colour Black Mounting Vertical/HorizontalPerformance Purpose Desktop Optical drive type DVD Super Multi DL Interface Serial ATA Disc types supported CD,CD-R,CD-ROM,CD-RW,DVD,DVD+R,DVD+R DL,DVD+RW,DVD+RW DL,DVD-R,DVD-R DL,DVD-ROM,DVD-RW Optical disc diameter 80,120 mmWriting speed DVD-RW write speed 6x DVD-R write speed 24x DVD-R Double Layer write speed 8x DVD+RW write speed 8x DVD+R write speed 24x DVD+R Double Layer write speed 8x CD-RW write speed 24x CD-R write speed 48xReading speed DVD-RW read speed 8x DVD-ROM read speed 16x DVD-RAM read speed 5x DVD-R read speed 16x DVD+RW read speed 13x DVD+R read speed 16x DVD+R Double Layer read speed 12x CD-RW read speed 40x CD-ROM read speed 48x CD-R read speed 48xAccess time DVD drive average random access time 145 ms CD-ROM drive average random access time 125 msRecord modes Track-at-once (TAO) Yes Session-at-once (SAO) Yes Sequential writing Yes Random