From Gadget Lab:
The most powerful supercomputer in the world, the Cray XT5 — aka ‘Jaguar’ — is a computing monster with the ability to clock 1.759 petaflops (1,759 trillion) calculations per second.
So just what exactly is inside this machine?
About 37,376 AMD processors, to begin with. The Jaguar has 255,584 processing cores and is built using AMD six-core Istanbul Opteron chips running at 2.6 gigahertz.
That’s a step up from the four-core AMD chips that the computer used to have.
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