Note: Both Windows and Linux were ran using 16 bit colour depth.

Windows GLQuake (640x480)
969 frames 11.17 seconds 82.7 fps
985 frames 12.3 seconds 80.3 fps
1090 frames 13.4 seconds 81.4 fps
Mean: 81.5 fps

Windows GLQuake (windowed)
969 frames 15.1 seconds 64.2 fps
985 frames 16.3 seconds 60.5 fps
1090 frames 17.5 seconds 62.4 fps
Mean: 62.4 fps

Winquake (640x480)
969 frames 26.5 seconds 36.5 fps
985 frames 22.3 seconds 44.2 fps
1090 frames 31.4 seconds 34.7 fps
Mean: 38.5 fps

Winquake (320x200)
969 frames 10.9 seconds 88.6 fps
985 frames 10.7 seconds 91.9 fps
1090 frames 13.0 seconds 83.6 fps
Mean: 88.0 fps

Linux glquake.glx (640x480)
969 frames 14.3 seconds 67.9 fps
985 frames 15.0 seconds 65.5 fps
1090 frames 16.1 seconds 67.8 fps
Mean: 67.1 fps

Linux squake (640x480)
969 frames 33.2 seconds 29.2 fps
985 frames 29.6 seconds 33.2 fps
1090 frames 38.4 seconds 28.4 fps
Mean: 30.4 fps

Linux squake (320x200)
969 frames 10.7 seconds 90.5 fps
985 frames 9.3 seconds 106.4 fps
1090 frames 11.7 seconds 92.9 fps
Mean: 96.6 fps

Note: The following was ran on my main Arch Linux computer.

Linux vkQuake (1680x1050):
969 frames 1.7 seconds 665.5 fps
985 frames 1.6 seconds 599.5 fps
1090 frames 1.7 seconds 640.4 fps
Mean: 635.1 FPS