Yeah, I know. 800x600 and above are Super VGA modes. They weren't present on the original IBM VGA but they were present on the majority of VGA cards used before the VGA lost favor. They were so prevalent that you'll find many many "VGA" games that either support or require those modes. Each card …

I used to do some VGA testing in a previous life and I just ran across DOSBox and thought I'd play around with it a little. I ran a vga test program, vgatest10 http://www.simtel.net/pub/pd/3758.html and when I select 800x600 or 1024x768 resolutions I get an error message in the DOSBox monitor window …