The new No. 1 system, built by IBM for the U.S. Department of Energy's Los
Alamos National Laboratory and called "Roadrunner," achieved performance of
1.026 petaflop/sbecoming the first supercomputer ever to reach this
milestone. At the same time, Roadrunner is also one of the most energy
efficient systems on the TOP500.
The Roadrunner uses the Red Hat Enterprise Linux operating system and is
managed with xCAT distributed computing software. It occupies approximately
6,000 square feet (560 m)[8] and became operational in 2008.
Checkout the complete updated list as on June 2008 at
