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Ce que le web consomme en électricité

Article publié le 20 janvier 2010

Ce que le web consomme en électricité

Nous vous parlons régulièrement des problèmes énergétiques que connaît l’industrie informatique, notamment car pour faire fonctionner Internet, d’immenses data centers regroupent des milliers de serveurs qui consomment beaucoup pour nous permettre à tous d’échanger en temps réel. (1% de l'électricité mondiale !). Nous avions vu que des pistes plus ou moins étonnantes cherchaient soit à réduire la chaleur de ces datas centers (qui utilisent le quart de leur énergie à refroidir des serveurs sollicités en permanence), soit à réutiliser cette chaleur, un peu sur le mode de fonctionnement de la géothermie (AmericaInfra).




Ce graphique nous détaille donc ce que le web consomme en électricité, les chiffres sont impressionnants, car entre 2000 et 2005, la consommation des datas centers a doublé, ainsi aux Etats-Unis ils comptent désormais pour 1,5% de la consommation nationale d’électricité.

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Internet Electricité Informatique

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