According to Mactracker, only the late 2008 Aluminum Macbooks will use the full 3Gb/s speed of SATA II drives. Other Macbooks support these drives (since the standard is backward-compatible), but will only run them at 1.5Gb/s.
This thread has been closed by the system or the community team.
You may vote for any posts you find helpful, or search the Community for additional answers.
Macbook sata II support?
Welcome to Apple Support Community
A forum where Apple customers help each other with their products. Get started with your Apple Account.