IBM 22P6972 User Manual page 24

Read speeds
Media
DVD-ROM (single layer)
DVD-ROM (dual layer)
DVD-R (4.7 GB)
DVD-RW (4.7 GB)
DVD-RAM (4.7/9.4 GB)
DVD-RAM (2.6 GB)
CD-ROM
CD-R
CD-RW
CD-DA (DAE)
Write speeds
Media
DVD-R (for general, 650 nm)
DVD-RW (Version 1.1)
DVD-RAM (Version 2.1, 4.7/9.4 GB)
CD-R
CD-RW
A-2
IBM Multi-Burner User's Guide
Read Speed
4.1 - 10X constant angular velocity (CAV)
3.3 - 8X CAV
3.3 - 8X CAV
3.3 - 8X CAV
2X zoned constant linear velocity (ZCLV)
1X ZCLV
14 - 32X CAV
14 - 32X CAV
10 - 24X CAV
6.7 - 16X CAV
Write speeds
2X CLV
1X CLV
2X ZCLV
12X CLV
8X CLV