By Ariel Schwartz •
December 29, 2008

Argonne National Laboratory’s new Blue Gene/P high-performance computer runs at an awe-inspiring 557 teraflops (557 trillion calculations per second) and can wow the green crowd with its energy efficiency. The computer uses only 1 MW of power— about a third as much electricity as a conventionally built supercomputer of comparable size.
By Andrew Williams •
November 15, 2008

The world’s most powerful supercomputer, the Cray XT Jaguar, is to be to used in the quest to fight global warming and develop renewable energy.
The computer, housed in the National Center for Computational Sciences (NCCS) at Oak Ridge National Labs (ORNL), Tennessee, has been upgraded to a staggering 1.64 petaflops - and put at the disposal of some of the world’s leading climate scientists and renewable energy experts.