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Computers that use heat instead of electricity could run efficient AI

Devices in which heat is a necessary part of the computation process rather than a nuisance could lead to more energy-efficient machines

By Karmela Padavic-Callaghan

11 September 2023

Heat instead of electricity could power more efficient computers

Yurchanka Siarhei/Shutterstock

A computer that uses heat instead of electricity could run algorithms that power neural networks and artificial intelligence – and tamp down their energy budgets.

“We have things like ChatGPT which can learn very complicated things about language, but it consumes an amount of energy that is absolutely crazy,” says at the University of Geneva in Switzerland. put ChatGPT’s daily energy consumption on par with more than 30,000 households in the US.

Most modern AI technology uses neural networks that consist of many…

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