There is still some timing issues with getting everything to behave correctly that need to be looked into yet. It sounds like you are already running from cd images instead of actual discs. Just for information sakes... Can you post what video cards are in the machines that are stuttering? Also, Som...

It also has to be the ".NET 4.0" version SlimDX. There is a link to it on the downloads page. http://www.fourdo.com/downloads/ . If that still doesn't fix your problem, you are missing a dependency of SlimDX. Let us know, and we can try to help.

Congratz! Looks like you are making a good amount of progress.

Johnny might have some more information for you but if you look in the SVN there is a DOC folder with a bunch of information. Im not sure if it's what you are looking for but it might be a start. I also have a feeling that you might get some questions since you have experience in DirectX/D3D coding....