Here's a fun 8-minute video
of a 3rd-party Personal Iris system ("Bull?") running what appears to be Irix 3. It's narrated in French and showcases a lot of interesting old 3D demos.
I was struck by how well this 12.5MHz R2000 system ran the demos. And how loud it was!
I was struck by how well this 12.5MHz R2000 system ran the demos. And how loud it was!