{"id":37480,"date":"2025-04-22T10:00:06","date_gmt":"2025-04-22T08:00:06","guid":{"rendered":"https:\/\/www.cloudmagazin.com\/2026\/04\/25\/les-analystes-voient-des-goulets-d-etranglement-lors-de-la\/"},"modified":"2026-06-10T13:07:36","modified_gmt":"2026-06-10T11:07:36","slug":"centres-de-calcul-de-l-ia-les-goulots-d-etranglement-de-la","status":"publish","type":"post","link":"https:\/\/www.cloudmagazin.com\/fr\/2025\/04\/22\/centres-de-calcul-de-l-ia-les-goulots-d-etranglement-de-la\/","title":{"rendered":"Centres de calcul de l&rsquo;IA : les goulots d&rsquo;\u00e9tranglement de la construction et leurs cons\u00e9quences"},"content":{"rendered":"<p style=\"color:#6190a9;font-size:0.9em;margin:0 0 16px;padding:0\">1 Min. Temps de lecture<\/p>\n<p><strong>En 2025, selon Gartner, nettement moins de centres de donn\u00e9es pour l&rsquo;intelligence artificielle (IA) seront construits. L&rsquo;un des principaux facteurs serait les p\u00e9nuries de capacit\u00e9 chez Nvidia et d&rsquo;autres fabricants de puces.<\/strong><\/p>\n<h2>Les points cl\u00e9s en bref<\/h2>\n<ul>\n<li>Trump annonce 500 milliards de dollars pour le projet d&rsquo;IA \u00ab Stargate \u00bb, l&rsquo;UE promet 200 milliards d&rsquo;euros.<\/li>\n<li>Gartner pr\u00e9voit que les d\u00e9penses pour les centres de donn\u00e9es d&rsquo;IA en 2025 ne seront que de 180,62 milliards de dollars, au lieu des sommes attendues.<\/li>\n<li>La p\u00e9nurie de puces chez Nvidia et d&rsquo;autres fabricants freine l&rsquo;expansion des centres de donn\u00e9es d&rsquo;IA en 2025.<\/li>\n<li>Les p\u00e9nuries d&rsquo;\u00e9lectricit\u00e9 et les probl\u00e8mes de localisation retardent l&rsquo;exploitation de nouveaux centres de donn\u00e9es d&rsquo;IA dans le monde entier.<\/li>\n<li>Les mini-r\u00e9acteurs nucl\u00e9aires sont examin\u00e9s comme source d&rsquo;\u00e9nergie, mais suscitent des d\u00e9bats sur la s\u00e9curit\u00e9 et l&rsquo;\u00e9limination.<\/li>\n<\/ul>\n<p>Juste apr\u00e8s son retour \u00e0 la Maison Blanche, le pr\u00e9sident am\u00e9ricain Donald Trump a fi\u00e8rement annonc\u00e9 le projet \u00ab Stargate \u00bb de 500 milliards de dollars <a href=\"https:\/\/www.cloudmagazin.com\/fr\/2025\/01\/23\/stargate-openai-vise-les-etoiles-avec-ses-partenaires\/\">pour la construction de nouveaux centres de donn\u00e9es d&rsquo;IA<\/a>.<\/p>\n<div id=\"attachment_26210\" style=\"width: 260px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/www.cloudmagazin.com\/fr\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-250x140.jpg\"><img decoding=\"async\" loading=\"lazy\" aria-describedby=\"caption-attachment-26210\" class=\"wp-image-26210 size-medium\" src=\"https:\/\/www.cloudmagazin.com\/fr\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-250x140.jpg\" alt=\"\" width=\"250\" height=\"140\" srcset=\"https:\/\/www.cloudmagazin.com\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-250x140.jpg 250w, https:\/\/www.cloudmagazin.com\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-700x393.jpg 700w, https:\/\/www.cloudmagazin.com\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-768x431.jpg 768w, https:\/\/www.cloudmagazin.com\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797-120x67.jpg 120w, https:\/\/www.cloudmagazin.com\/wp-content\/uploads\/2025\/04\/AdobeStock_742426797.jpg 1134w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/a><\/p>\n<p id=\"caption-attachment-26210\" class=\"wp-caption-text\">Malgr\u00e9 les grandes annonces, les p\u00e9nuries de puces, les probl\u00e8mes de localisation et les p\u00e9nuries d&rsquo;\u00e9lectricit\u00e9 freinent l&rsquo;expansion des centres de donn\u00e9es d&rsquo;IA en 2025. (Source de l&rsquo;image : Adobe Stock \/ Victoriia)<\/p>\n<\/div>\n<p>Peu de temps apr\u00e8s, l&rsquo;Union europ\u00e9enne a \u00e9galement promis des investissements de 200 milliards d&rsquo;euros. Selon une \u00e9tude de Gartner, les d\u00e9penses pour les centres de donn\u00e9es d&rsquo;IA en 2025 ne devraient augmenter que d&rsquo;un tiers, pour atteindre 180,62 milliards de dollars, apr\u00e8s avoir quintupl\u00e9 en 2024.<\/p>\n<p>Les chercheurs de march\u00e9 attribuent leurs pr\u00e9visions prudentes \u00e0 divers facteurs. Comme principale raison, l&rsquo;analyste de Gartner, John-David Lovelock, a cit\u00e9 divers goulots d&rsquo;\u00e9tranglement dans une interview avec l&rsquo;agence de presse Reuters : \u00ab Les usines de Nvidia et d&rsquo;autres fabricants de puces sont d\u00e9j\u00e0 utilis\u00e9es \u00e0 pr\u00e8s de 100 % \u00bb, cite-t-il le Handelsblatt. Les difficult\u00e9s sont \u00e9galement caus\u00e9es par la recherche de nouveaux sites et l&rsquo;insuffisance de l&rsquo;alimentation \u00e9lectrique. Posez \u00e0 votre \u00e9quipe informatique cinq questions critiques.<\/p>\n<h2><strong>D&rsquo;o\u00f9 vient l&rsquo;\u00e9lectricit\u00e9 ?<\/strong><\/h2>\n<p>En outre, il ne faut pas oublier qu&rsquo;une grande partie des milliards d&rsquo;investissements annonc\u00e9s ira d&rsquo;abord dans les infrastructures et moins dans les ordinateurs haute performance d&rsquo;IA. En fin de compte, la construction de nouveaux centres de donn\u00e9es d&rsquo;IA devrait donc devenir encore plus co\u00fbteuse et prendre plus de temps.<\/p>\n<p>De nombreux op\u00e9rateurs de centres de donn\u00e9es et constructeurs de centrales \u00e9lectriques, tels que Siemens ou le fournisseur de services cloud AWS, <a href=\"https:\/\/www.cloudmagazin.com\/fr\/2024\/10\/08\/nouveau-data-center-energie-nucleaire\/\">envisagent d\u00e9j\u00e0 de revenir \u00e0 l&rsquo;\u00e9nergie nucl\u00e9aire<\/a> au moyen de r\u00e9acteurs miniatures, consid\u00e9r\u00e9s comme plus s\u00fbrs. Cependant, les critiques doutent que cela soit le cas, car avec un plus grand nombre de petits r\u00e9acteurs nucl\u00e9aires, le contr\u00f4le \u00e9tatique pourrait \u00eatre perdu. De plus, le probl\u00e8me de l&rsquo;\u00e9limination et de la mise en d\u00e9charge persiste. C&rsquo;est pourquoi le pr\u00e9sident Trump a r\u00e9cemment assoupli les r\u00e8gles pour les centrales \u00e9lectriques au charbon, tandis que la Chine, en tant qu&rsquo;op\u00e9rateur majeur, a r\u00e9duit la construction de ces installations au profit de sources d&rsquo;\u00e9nergie renouvelables en 2024.<\/p>\n<h2>Foire aux questions<\/h2>\n<details>\n<summary><strong>Pourquoi les investissements en IA ralentissent-ils en 2025 moins vite que pr\u00e9vu ?<\/strong><\/summary>\n<p style=\"margin:8px 0 4px 24px;color:#555;line-height:1.6\">Selon Gartner, la p\u00e9nurie de puces, les probl\u00e8mes de localisation et les p\u00e9nuries d&rsquo;\u00e9lectricit\u00e9 freinent la croissance. Les d\u00e9penses n&rsquo;augmentent qu&rsquo;un tiers pour atteindre 180,62 milliards de dollars.<\/p>\n<\/details>\n<details>\n<summary><strong>Quel est le r\u00f4le de Nvidia dans le d\u00e9veloppement des centres de donn\u00e9es IA ?<\/strong><\/summary>\n<p style=\"margin:8px 0 4px 24px;color:#555;line-height:1.6\">Les usines de Nvidia sont presque enti\u00e8rement utilis\u00e9es. La p\u00e9nurie de puces chez Nvidia et d&rsquo;autres fabricants ralentit la construction de nouveaux centres de donn\u00e9es.<\/p>\n<\/details>\n<details>\n<summary><strong>Pourquoi les entreprises envisagent-elles l&rsquo;utilisation de mini-r\u00e9acteurs nucl\u00e9aires ?<\/strong><\/summary>\n<p style=\"margin:8px 0 4px 24px;color:#555;line-height:1.6\">De nombreux op\u00e9rateurs de centres de donn\u00e9es et des entreprises comme AWS examinent les mini-r\u00e9acteurs nucl\u00e9aires en raison de l&rsquo;insuffisance de l&rsquo;alimentation \u00e9lectrique. Ils sont consid\u00e9r\u00e9s comme plus s\u00fbrs, mais sont controvers\u00e9s.<\/p>\n<\/details>\n<details>\n<summary><strong>Comment le gouvernement am\u00e9ricain r\u00e9agit-il aux probl\u00e8mes d&rsquo;\u00e9nergie des centres de donn\u00e9es IA ?<\/strong><\/summary>\n<p style=\"margin:8px 0 4px 24px;color:#555;line-height:1.6\">Le pr\u00e9sident Trump a assoupli les r\u00e8gles pour les centrales \u00e9lectriques au charbon afin d&rsquo;am\u00e9liorer l&rsquo;approvisionnement \u00e9nerg\u00e9tique des centres de donn\u00e9es.<\/p>\n<\/details>\n<details>\n<summary><strong>Comment la Chine g\u00e8re-t-elle l&rsquo;approvisionnement \u00e9nerg\u00e9tique des centres de donn\u00e9es IA ?<\/strong><\/summary>\n<p style=\"margin:8px 0 4px 24px;color:#555;line-height:1.6\">La Chine a r\u00e9duit la construction de centrales \u00e9lectriques au charbon en faveur des \u00e9nergies renouvelables en 2024, bien qu&rsquo;elle reste le plus grand op\u00e9rateur de ces installations.<\/p>\n<\/details>\n<h2>Plus d&rsquo;informations sur le r\u00e9seau MBF Media<\/h2>\n<p><a href=\"https:\/\/www.securitytoday.de\" target=\"_blank\">SecurityToday<\/a> | <a href=\"https:\/\/mybusinessfuture.com\" target=\"_blank\">MyBusinessFuture<\/a> | <a href=\"https:\/\/www.digital-chiefs.de\" target=\"_blank\">Digital Chiefs<\/a><\/p>\n<p style=\"text-align: right\"><em>Source de l&rsquo;image de titre : Adobe Stock\/ sdecoret<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"Une p\u00e9nurie de puces et des probl\u00e8mes d&rsquo;alimentation freinent l&rsquo;expansion mondiale des centres de donn\u00e9es informatiques pour l&rsquo;intelligence artificielle\u2026","protected":false},"author":87,"featured_media":26211,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_meta-robots-noindex":"","_yoast_wpseo_meta-robots-nofollow":"","_yoast_wpseo_meta-robots-adv":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-title":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_opengraph-image-id":0,"_yoast_wpseo_twitter-title":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_twitter-image-id":0,"pre_headline":"","bildquelle":"","teasertext":"","language":"de","_evm_slot_owner":"","_evm_translation_lang":"","featured_post":0,"featured_post_sortierung":0,"_wp_old_slug":["les-analystes-voient-des-goulets-d-etranglement-lors-de-la"],"footnotes":""},"categories":[944],"tags":[207,782,297,783],"industry":[],"class_list":["post-37480","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-centres-de-donnees","tag-digitalisierung","tag-ki-infrastruktur","tag-rechenzentren","tag-stromversorgung"],"evm_reading_time_minutes":5,"wpml_language":"fr","wpml_translation_of":26198,"acf":[],"yoast_head":"<!-- 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