] Researchers invited to bid for time on one of the world's
] top five supercomputers ...
]
] A total of 4.5 million supercomputing processing hours
] and 100 trillion bytes of data storage space on the most
] powerful computer for unclassified research in the United
] States is now up for grabs.

Total wall-clock time multiplied by the number of processors used. The IBM SP RS/6000, named Seaborg, has 6,656 processors.

The Scientist :: Call for big ideas