Switching between 24-bit and default colour modes to run Quake on a SGI Indigo2 R4000


Well-known member
Dec 16, 2019
South Africa
This video shows the procedure of switching between 24-bit and the default colour mode in order to run Quake in software mode on an SGI Indigo2 R4000:

This video is a followup to the previous video, and covers the setup, which allows you to change your IRIX desktop colour, from 24-bit to default and back again at the click of a mouse button:

Last edited:
  • Like
Reactions: flexion

About us

  • Silicon Graphics User Group (SGUG) is a community for users, developers, and admirers of Silicon Graphics (SGI) products. We aim to be a friendly hobbyist community for discussing all aspects of SGIs, including use, software development, the IRIX Operating System, and troubleshooting, as well as facilitating hardware exchange.

User Menu