Apple has released the anticipated OS X 10.6.7 update, after weeks of developer build seeds that were issued with no new features or fixes. The update is available in the normal versions of delta and combo updaters for both the client and server versions of OS X, and should be available via Software Update for most people. This update is especially important for owners of the new 2011 MacBook Pro systems because it addresses a graphics bug that caused hangs and crashes under heavy graphics load.

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We've already been hands-on with NVIDIA's first Kepler GPU, but all those fancy features count for nuthin' if the benchmarks don't back them up. So do they? Huh? Do they? NVIDIA told us to expect a 10 to 40 percent performance boost from the $499 GTX 680, versus AMD's pricier Radeon HD 7970, and it appears that was no exaggeration.

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3D graphics have, for many years now, been based on the idea of polygons -- flat shapes fitted together to form three dimensional objects. There have been some experiments with other approaches -- volumetric 3D pixels or "voxels" became quite popular with some developers in the late 90s, but for the most part, polygons were seen as the way forward. New consoles and graphics cards were marketed based around how many polygons they could push around the screen at once, and it looked like the industry had settled on a good solution.

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