Plextor Internal Serial ATA DVD±R Recorder, PX-716SA. CD write speed: 48 x, CD rewrite speed: 24 x. CD read speed: 48 x. DVD drive average random access time: 150 ms, Access time: 100 ms. Disc loading type: Tray, Drive device, buffer size: 8 MB, Interface: SATA. Media types supported: CD-R, CD-RW, DVD+R, DVD-R, DVD+R DL, DVD-R DL, DVD+RW, DVD-RW, Total storage capacity: 8.5 GB