Image Gallery: Government's 10 Most Powerful Supercomputers
The United States government owns many of the most powerful supercomputers in the world, including six of the top ten. These supercomputers are being used for everything from climate modeling to building spaceships to basic science research.
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Sandia National Laboratory's Red Storm, number 17 on the Top500, is one of the oldest supercomputers on this list, having been built in 2004. Researchers from Sandia and two universities recently used Red Storm for what they billed as the largest-ever study of virtualization on a parallel supercomputer. The machine can operate in classified or unclassified mode.