Can neuromorphic computing help reduce AI’s high energy cost?

Artificial intelligence systems, and large language models (LLMs) in particular, have become almost ubiquitous.The implications are many.Among them: serious concerns about massive amounts of energy usage.The initial training of GPT-3 required as much energy as powering 120 houses for a year.That's before adding the energy required for the chatbot to respond to users' prompts (1-3).GPT-4 required an estimated 50 times as much energy as its predecessor to train, and although OpenAI has not divulged official figures, GPT-5 likely required much more.To date, most efforts to improve the energy consumption of AI systems have focused on developing more efficient algorithms, increasing the use of energy from sustainable sources, or even building smaller language models.To build DeepSeek, which debuted last January, researchers in China built a model that only activates a fraction of the total model for each query.Other efforts focus on packing more transistors onto smaller chips, which results in a shorter distance for the data to travel and enables more parallel computing.But many researchers are developing a different kind of computing architecture, one inspired by the efficient mechanisms of the brain.Dubbed neuromorphic computing, it was first proposed decades ago but has recently seen a resurgence of Some researchers believe that a computing architecture inspired by the mechanisms of the brain could offer a path to innovation that helps tackle rampant AI energy consumption.

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Publication Details

Journal
Proceedings of the National Academy of Sciences
Published
2025-10-29
DOI
https://doi.org/10.1073/pnas.2528654122
Primary Topic
Advanced Memory and Neural Computing
Type
article
Field-Weighted Citation Impact
0.00
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article

Can neuromorphic computing help reduce AI’s high energy cost?

Stephen Ornes
Proceedings of the National Academy of Sciences
Advanced Memory and Neural Computing
article

Can neuromorphic computing help reduce AI’s high energy cost?

Stephen Ornes
article en

Abstract

Artificial intelligence systems, and large language models (LLMs) in particular, have become almost ubiquitous.The implications are many.Among them: serious concerns about massive amounts of energy usage.The initial training of GPT-3 required as much energy as powering 120 houses for a year.That's before adding the energy required for the chatbot to respond to users' prompts (1-3).GPT-4 required an estimated 50 times as much energy as its predecessor to train, and although OpenAI has not divulged official figures, GPT-5 likely required much more.To date, most efforts to improve the energy consumption of AI systems have focused on developing more efficient algorithms, increasing the use of energy from sustainable sources, or even building smaller language models.To build DeepSeek, which debuted last January, researchers in China built a model that only activates a fraction of the total model for each query.Other efforts focus on packing more transistors onto smaller chips, which results in a shorter distance for the data to travel and enables more parallel computing.But many researchers are developing a different kind of computing architecture, one inspired by the efficient mechanisms of the brain.Dubbed neuromorphic computing, it was first proposed decades ago but has recently seen a resurgence of Some researchers believe that a computing architecture inspired by the mechanisms of the brain could offer a path to innovation that helps tackle rampant AI energy consumption.

Proceedings of the National Academy of SciencesVol. 122(44)
Openalex Percentile: Top 69%
Advanced Memory and Neural Computing
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Can neuromorphic computing help reduce AI’s high energy cost? — Stephen Ornes · Proceedings of the National Academy of Sciences (2025) | TGRS Research Map | TGRS