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Game and PC hardware combo tops supercomputer list

Ars Technica reports: Today marks a milestone in high technology, as IBM's Roadrunner system has officially topped the latest Top 500 Supercomputer List. IBM's new supercomputer, which the company built for the Department of Energy's National Nuclear Security Administration, passed the petaflop marker, and in doing so, it set a new record in peak theoretical performance. But the fact that IBM actually got to a petaflop (1,000 trillion floating-point operations per second) isn't the real milestone. Rather, the milestone is the fact that Roadrunner got to the top of the list using two mass-market processors: AMD's Opteron and a higher-performance version of the Cell processor that powers Sony's PlayStation 3 console.

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