www.makemkv.com

Do you have it plugged in to an additional power adapter as suggested in the setup guide? Keep in mind its DVD read specs are listed at 8x as well, which is common for most external drives and laptop drives. If you're comparing to an internal drive in a desktop computer, those can be much faster.

I just wanted to put a vote of confidence in for this drive. Got it flashed using Marty's GUI SDF tool, with the same firmware versions listed above, and it has been working flawlessly for over four months now, dozens of discs archived for safe keeping.