15. PC 97 DVD playback requirements
| Required with DVD | Required with DVD | Required |
16. No dropped or duplicated frames
| Recommended | Recommended | Required |
| Basic PC 97 | Workstation PC 97 | Entertainment PC 97 |
17. Background tasks do not interfere with DVD playback
| Recommended | Recommended | Required |
18. Subpicture compositing, if DVD drive supports video discs
| Required |
19. All general device requirements for video components