I noticed there are Voodoo Banshee and Voodoo 3 added to MAME. Would it make (visible) improvement when imported to DosBox code? Of course, it would require tweaking 2D code as well.

Please update the wiki or at least stick this thread to the top. Making original DosBox to build is painful enough to struggle with this issue when you finally make debugging to run.

If I'm not wrong, it was introduced in DosBox (and its forks) more than ~10 years ago and it's based on Aaron Giles implementation that he had done for MAME long ago. Voodoo cards are in pcemu for few years already. I'm just curious, what is/are the reason(s) for it still working very slow or simply …