Thiago just pointed this out, when you change the resolution with imagedisplay == null, the performance doesn't actually change... I know this worked a while ago, we used this benchmark method extensively on the sgis...
Abe
Manta/build-tigger32> bin/manta -imagedisplay null -ui null -res 1024x1024 -bench 10 2
Benchmark completed in 2.922 seconds (10 frames, 3.42231 frames per second)
Manta/build-tigger32> bin/manta -imagedisplay null -ui null -bench 10 2Benchmark completed in 2.95663 seconds (10 frames, 3.38223 frames per second)
Manta/build-tigger32> bin/manta -imagedisplay null -ui null -res 4x4 -bench 10 2
Benchmark completed in 2.93903 seconds (10 frames, 3.40248 frames per second)
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