I'm running Quake III on an eMac under MorphOS, but when I turn all the details on, it slows down horribly.
Why would this be? I thought this game was old and could run without any issues on hardware that came out around the eMac era...
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System requirements:
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And those system requirements should be ok for the lowest resolution with details turned down, of course there is still room for improvement in the MorphOS drivers, but a radeon 9200 with a 64bit bus is certainly not a speed demon.