IBM 73P4518 User Manual page 42

Read speeds:
Write speeds:
A-2
IBM USB 2.0 CD-RW/DVD-ROM Drive: User's Guide
Media
DVD-ROM (single layer)
DVD-ROM (dual layer)
DVD-R (4.7 GB)
DVD-RW (4.7 GB)
DVD-video
DVD-RAM (4.7/9.4 GB)
DVD-RAM (2.6 GB)
DVD+R
DVD+RW
CD-ROM
CD-R
CD-RW
CD-DA (DAE)
Media
CD-R
CD-RW
All power modes
6X Max.
6X Max.
4X Max.
4X Max.
4X Max.
2X Max.
1X Max.
4X Max.
4X Max.
20X Max.
20x Max.
20X Max.
20X Max.
All power modes
8X Max.
8X Max.