Armonk (NY) – IBM is prepared to deliver the Roadrunner supercomputer to the Department of Energy’s National Nuclear Security Administration (NNSA). The system was development over the past 18 months and is not only the first hybrid supercomputer using Cell processors, but also the first commercial system to exceed a performance of 1 PFlops. Roadrunner is the NNSA’s third IBM-built supercomputer, adding to two IBM-built supercomputers at the Lawrence Livermore National Laboratory: BlueGene/L, completed in 2005, has 131,072 p5 processors and delivers a sustained performance of 280.6 TFlops. The 12,208 processor ASC Purple is estimated to provide a sustained performance...