Please read the FAQs...
You have to have a card that supports T&L (transform & lighting?), which I'm pretty sure was introduced in the GeForce series (nothing prior, and that includes your TNT).
You can try playing around with 3D-Analyze and see what happens.
Be more specific "it doesn't work actually" doesnt tell us anything about
what problem your having. What exactly did you try? did you check the list of working games to make sure your game is on there? Does your proccessor have SSE support? What ARE you computer specs? Are you sure your game is selfboot? lain:
You said you made an ISO image. What method did you use to make it. If you stuck it in your computer and made an image no wonder it doesn't work. The DC game disks can't be read by a regular computer drive.