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World's fastest supercomputer 'El Capitan' goes online — it will be used to secure the US nuclear stockpile and in other classified research

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The fastest supercomputer in the world has officially launched at the Lawrence Livermore National Laboratory ( LNNL ) in California .

The supercomputer, called " El Capitan ," cost $600 million to build and will handle various sensitive and classified tasks including securing the U.S. stockpile of nuclear weapons.

Research will primarily be focused on national security, including material discovery, high-energy-density physics, nuclear data and weapon design.

El Capitan is powered by just over 11 million processing and graphics cores packed into 44,544 AMD MI300A accelerated processing units.