Lenovo ThinkPad 40Y8710 - Manual (Page 35)

Read speeds
Media Read Speed
CD-ROM 24X Max.
CD-DA (DAE) 20X Max.
CD-R 24X Max.
CD-RW 24X Max.
DVD-ROM (single layer) 8X Max.
DVD-ROM (dual layer) 6X Max.
DVD-R (4.7 GB) 8X Max.
DVD-R DL 4X Max.
DVD+R 8X Max.
DVD+R DL 4X Max.
DVD-RW (4.7 GB) 6X Max.
DVD+RW 6X Max.
DVD-RAM (4.7/9.4 GB) 5X Max.
Write speeds
Media type Write speed
CD-R 24X Max.
CD-RW 4X High Speed
CD-RW 10X Ultra Speed
CD-RW 16X
DVD-R 8X Max.
DVD-R DL 4X Max.
DVD+R 8X Max.
DVD+R DL 4X Max.
DVD-RW 4-6X Max.
DVD+RW 4-8X Max.
DVD-RAM 5X Max.
Appendix A. Product specifications A-3