It’s likely a challenge to program and a bitch to debug, but IBM’s new Roadrunner supercomputer is the most powerful in the world. With 12,240 cell processors typically found in Sony’s PlayStation 3 console and another 6,562 dual-core AMD Opteron chips, Roadrunner has been benchmarked at 1.026 petaflops (1.026 quadrillion calculations per second).
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The ban on the export of U.S. computer equipment to Iran hasn’t stopped the Middle Eastern nation from building a supercomputer out of Advanced Micro Devices chips. The Iranian High Performance Computing Research Center claims to have assembled a machine with a theoretical peak performance of 860 gigaflops from 216 AMD Opteron processors.
How did the [...]
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It’s slower than initial expectations and about six months later than originally promised, but Advanced Micro Devices’ quad-core Opteron (Barcelona) processor is still a milestone for the company and perhaps an antidote for its sagging financial fortunes.
The new server chip, which puts four processors on a single silicon die, is the first of its kind [...]
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