Cray XT Jaguar – The Cray Jaguar supercomputer can perform more than a million billion operations per second. It takes up more than 5,000 square feet at Oak Ridge National Laboratory in the United States. In 2009 it became the fastest computer in the world.
K computer – The world's fastest supercomputer is now Japan's K Computer. Pictured is one its 864 cabinets.
K Computer – The K Computer, installed at the RIKEN Advanced Institute for Computational Science, in Kobe, Japan, contains 88,128 computer processors.
CDC 6600 2 – A console from what is considered the world's first supercomputer -- the CDC 6600. Designed by American Seymour Cray and completed in 1964, it could perform more than one million floating point operations per second.
Cray 1 – A landmark in supercomputing, another Cray design, the Cray 1, came on line in 1976. It was capable of more than 100 million floating point operations per second.