http://www.macupdate.com/download/18104/gpulife.saver.zip
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GPULife is a screensaver which displays Conway's Game of Life, implemented entirely as an OpenGL shader. As a result, it uses almost no CPU power as it runs, and it can achieve very high framerates.
What's New
Version 1.0.1: GPULife is now a universal binary.
Requirements
Mac OS X 10.3 or later, high-end video card.
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