U.S. hits snag in exascale supercomputer race

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Budget woes could blunt U.S. efforts to build an exascale supercomputer and give China an opening to beat the DOE's new 2022 target.

Budget woes are forcing the U.S. Department of Energy to extend by two to four years its target for finishing work on an exascale system, increasing the chance that the Chinese will get there first.

At last month's SC12 supercomputer conference, the new timeline projecting delivery of a DOE exascale system between 2020 and 2022 was outlined by William Harrod, advanced scientific computing research division director in the Department of Energy's Office of Science.

The new projection assumes that Congress will fund the project in the federal government's fiscal 2014 budget, he added.

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