Energy Consumption in Parallel Neural Network Training

Fuente: arXiv
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Main Authors: Huber, Philipp, Li, David, Muriedas, Juan Pedro Gutiérrez Hermosillo, Kieckhefen, Deifilia, Götz, Markus, Streit, Achim, Debus, Charlotte
Format: Preprint
Published: 2025
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author Huber, Philipp
Li, David
Muriedas, Juan Pedro Gutiérrez Hermosillo
Kieckhefen, Deifilia
Götz, Markus
Streit, Achim
Debus, Charlotte
author_facet Huber, Philipp
Li, David
Muriedas, Juan Pedro Gutiérrez Hermosillo
Kieckhefen, Deifilia
Götz, Markus
Streit, Achim
Debus, Charlotte
contents The increasing demand for computational resources of training neural networks leads to a concerning growth in energy consumption. While parallelization has enabled upscaling model and dataset sizes and accelerated training, its impact on energy consumption is often overlooked. To close this research gap, we conducted scaling experiments for data-parallel training of two models, ResNet50 and FourCastNet, and evaluated the impact of parallelization parameters, i.e., GPU count, global batch size, and local batch size, on predictive performance, training time, and energy consumption. We show that energy consumption scales approximately linearly with the consumed resources, i.e., GPU hours; however, the respective scaling factor differs substantially between distinct model trainings and hardware, and is systematically influenced by the number of samples and gradient updates per GPU hour. Our results shed light on the complex interplay of scaling up neural network training and can inform future developments towards more sustainable AI research.
format Preprint
id arxiv_https___arxiv_org_abs_2508_07706
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Energy Consumption in Parallel Neural Network Training
Huber, Philipp
Li, David
Muriedas, Juan Pedro Gutiérrez Hermosillo
Kieckhefen, Deifilia
Götz, Markus
Streit, Achim
Debus, Charlotte
Machine Learning
Artificial Intelligence
The increasing demand for computational resources of training neural networks leads to a concerning growth in energy consumption. While parallelization has enabled upscaling model and dataset sizes and accelerated training, its impact on energy consumption is often overlooked. To close this research gap, we conducted scaling experiments for data-parallel training of two models, ResNet50 and FourCastNet, and evaluated the impact of parallelization parameters, i.e., GPU count, global batch size, and local batch size, on predictive performance, training time, and energy consumption. We show that energy consumption scales approximately linearly with the consumed resources, i.e., GPU hours; however, the respective scaling factor differs substantially between distinct model trainings and hardware, and is systematically influenced by the number of samples and gradient updates per GPU hour. Our results shed light on the complex interplay of scaling up neural network training and can inform future developments towards more sustainable AI research.
title Energy Consumption in Parallel Neural Network Training
topic Machine Learning
Artificial Intelligence
url https://arxiv.org/abs/2508.07706