Interface: E-IDE / ATAPICache: 2MByteRead Speed (max.): DVD: 8x max. CD: 24x max.Write Speed DVD-R: 8x max. DVD+R: 8x max.DVD-RW: 6x max. DVD+RW: 8x max.DVD-R DL: 6x max. DVD+R9: 6x max.DVD-RAM: 5x max.CD-R: 24x max. CD-RW: 24x max.