New answers tagged backwards-compatibility
Homeworld and Homeworld Cataclysm use the same codebase, though H.C. came out in 2000 and Hw in 1999. If you can get one to work the other will too. If you want opimal rendering render under OpenGL (this means you want an Nvidia GTX card - simple fact is their video drivers are better than AMD/ATI's and their OpenGL support under those drivers is even better ...
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