Samsung 24x SH-224FB/BSBE Internal DVD Writer Bundle with Nero Burning Software and Cable Accessories (SATA Optical Drive) Samsung internal DVD drive bundle includes a Nero burning software, SATA cable, and 4 mounting screws Operating system requirements : Windows XP, Windows Vista, Windows 7, Windows 8. Intel Pentium 4 2.0 GHz or higher, 256MB or higher. Maximum burn speeds of 24x for DVD-R/+R and 48x for CD-R. Maximum read speeds of 16x for DVD-R/+R and 48x for CD-R. Maximum DVD Dual Layer (DL) burn speed at 8x and read speed at 12x Buffer size of 512KB with Buffer Under-run Free Function Support