New Exascale Supercomputer Can Do a Quintillion Calculations a Second

Photo caption: The Frontier supercomputer at the Department of Energy’s Oak Ridge National Laboratory earned the top ranking on May 30 2022, as the world’s fastest […]. Photo credit: Oak Ridge National Laboratory / Flickr (CC BY 2.0.). Article by Sarah Scoles. Scientific American – February 9, 2023.

“Exascale” sounds like a science-fiction term, but it has a simple and very nonfictional definition: while a human brain can perform about one simple mathematical operation per second, an exascale computer can do at least one quintillion calculations in the time it takes to say, “One Mississippi.” […]

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