Try out
DVD Speed on it. Much better benchmark. Make sure that you start Playing a DVD before you run DVD Speed if you get the below error, then stop it, and run the benchmark. There is also a lot of good top performing CD/DVD ROM comparisons on the
Main Site
Q: I always get error code 05F600 when running the test
This error occurs when you're trying to test with a DVD Video which is locked.
Playing the movie with a software DVD player will unlock the disc.
You can immediately shut down the DVD player after it started playing.
The disc will remain unlocked until the computer is restarted or another disc is inserted
EDIT: For DVD utilities, you can look
Here