Computer giant IBM will build the world's most powerful supercomputer at a US government laboratory. The machine, codenamed Roadrunner, could be four times more potent than the current fastest machine, BlueGene/L, also built by IBM.
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I think it will dominate Nasa super computer in supercomputing technology and architecture, a rough estimate of such machine is going to be cost $100 million while Nasa supercomputer costs $50 million.