{"id":36283,"date":"2026-07-01T06:59:49","date_gmt":"2026-07-01T06:59:49","guid":{"rendered":"https:\/\/webtube.fr\/?p=36283"},"modified":"2026-07-01T06:59:51","modified_gmt":"2026-07-01T06:59:51","slug":"la-chine-devance-les-etats-unis-dans-la-course-aux-supercalculateurs","status":"publish","type":"post","link":"https:\/\/webtube.fr\/index.php\/2026\/07\/01\/la-chine-devance-les-etats-unis-dans-la-course-aux-supercalculateurs\/","title":{"rendered":". La Chine devance les \u00c9tats-Unis dans la course aux supercalculateurs"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Articles : <a href=\"https:\/\/webtube.fr\/index.php\/2026\/07\/\" target=\"_blank\" rel=\"noreferrer noopener\">Juil. 2026 &#8211;<\/a> <a href=\"https:\/\/webtube.fr\/index.php\/2026\/06\/\" target=\"_blank\" rel=\"noreferrer noopener\">Juin 2026 &#8211;<\/a> <a href=\"https:\/\/webtube.fr\/index.php\/2026\/05\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mai 2026<\/a> &#8211; <a href=\"https:\/\/webtube.fr\/index.php\/2026\/04\/\">Avril 2026<\/a> &#8211;<br>Facebook&nbsp;:&nbsp;<a href=\"https:\/\/www.facebook.com\/profile.php?id=100069673161887\">https:\/\/www.facebook.com\/profile.php?id=100069673161887<\/a> Twitter : <a href=\"https:\/\/twitter.com\/OrtfNews\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/twitter.com\/OrtfNews<\/a> Music 24\/24 : <a href=\"http:\/\/DJMUSIC.fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/DJMUSIC.fr<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/webtube.fr\/wp-content\/uploads\/2026\/01\/LaMaisonDuBiscuit.jpg\" target=\"_blank\" rel=\" noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/www.revue-elements.com\/wp-content\/uploads\/2026\/06\/usa-chine2.jpg\" alt=\"\"\/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>#webtube<\/strong> :<em> La Chine reprend aux \u00c9tats-Unis le titre tr\u00e8s convoit\u00e9 de leader mondial en mati\u00e8re de calcul, intensifiant ainsi une concurrence technologique acharn\u00e9e. Une course effr\u00e9n\u00e9e non sans cons\u00e9quences sur la science, la s\u00e9curit\u00e9 nationale et la g\u00e9opolitique.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La Chine a retrouv\u00e9 le titre de pays abritant le supercalculateur le plus rapide au monde, ce qui constitue une avanc\u00e9e majeure dans la concurrence technologique qui s\u2019intensifie entre P\u00e9kin et Washington. Signe que les chercheurs chinois continuent de progresser malgr\u00e9 les contr\u00f4les \u00e0 l\u2019exportation am\u00e9ricains visant les technologies informatiques de pointe.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LineShine, un syst\u00e8me de calcul haute performance situ\u00e9 \u00e0 Shenzhen, en Chine, a \u00e9t\u00e9 d\u00e9sign\u00e9 comme le plus rapide au monde par un groupe de chercheurs \u00e0 l\u2019issue d\u2019une s\u00e9rie de tests standardis\u00e9s destin\u00e9s aux supercalculateurs ce mardi 23 juin. Outre sa vitesse brute, ce syst\u00e8me se distingue par le fait qu\u2019il utilise uniquement des microprocesseurs standard, plut\u00f4t que les puces sp\u00e9cialis\u00e9es appel\u00e9es \u00ab processeurs graphiques \u00bb (GPU), sur lesquelles s\u2019appuient la plupart des supercalculateurs haut de gamme pour effectuer des t\u00e2ches n\u00e9cessitant une grande puissance de calcul.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LineShine, ce nouveau supercalculateur en service au Centre national de supercalcul de Shenzhen, vient d\u00e9passer El Capitan, le syst\u00e8me am\u00e9ricain du Laboratoire national de Lawrence Livermore qui occupait la premi\u00e8re place du classement mondial depuis novembre 2024.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selon les r\u00e9sultats des tests de performance publi\u00e9s avec le dernier classement TOP500, LineShine a atteint 2,198 exaflops (nombre d\u2019op\u00e9rations en virgule flottante par seconde&nbsp;\u2013&nbsp;<em>floating-point operations per second<\/em>&nbsp;\u2013 une&nbsp;unit\u00e9 de mesure&nbsp;de la rapidit\u00e9 de calcul d\u2019un syst\u00e8me&nbsp;informatique&nbsp;et donc d\u2019une partie de sa&nbsp;performance) lors du test de performance High Performance Linpack, soit une vitesse sup\u00e9rieure de plus de 20 % \u00e0 celle d\u2019El Capitan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une performance permettant \u00e0 l\u2019Empire du Milieu de retrouver sa place de leader du classement TOP500, la liste tr\u00e8s suivie qui recense les supercalculateurs les plus puissants au monde. Une position perdue depuis 2017.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>L\u2019architecture de LineShine&nbsp;:&nbsp; du 100% chinois&nbsp;!<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement \u00e0 la plupart des supercalculateurs de pointe dans le monde, s\u2019appuyant largement sur des processeurs graphiques (ou GPU) pour acc\u00e9l\u00e9rer les t\u00e2ches de calcul et les charges de travail li\u00e9es \u00e0 l\u2019intelligence artificielle, LineShine a atteint ses performances gr\u00e2ce \u00e0 une conception reposant exclusivement sur des processeurs centraux (CPU), articul\u00e9e autour d\u2019une technologie d\u00e9velopp\u00e9e principalement\u2026en Chine. Le syst\u00e8me utilise la plateforme chinoise LingKun, le r\u00e9seau d\u2019interconnexion LingQi et le syst\u00e8me d\u2019exploitation Kylin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00ab C\u2019est un syst\u00e8me impressionnant \u00bb, d\u00e9clare le Dr Jack Dongarra, informaticien \u00e0 l\u2019universit\u00e9 du Tennessee et organisateur du classement TOP500, lors d\u2019un entretien accord\u00e9 au&nbsp;<a href=\"https:\/\/www.nytimes.com\/2026\/06\/23\/technology\/china-supercomputer-crown-us.html\">New York Times<\/a>. \u00ab Ils nous ont surpass\u00e9s en d\u00e9veloppant un syst\u00e8me qui ne repose pas sur les GPU. \u00bb<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette avanc\u00e9e intervient dans un contexte de concurrence croissante entre les \u00c9tats-Unis et la Chine dans les domaines de l\u2019intelligence artificielle, de la technologie des semi-conducteurs et du calcul avanc\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le pays de l\u2019Oncle Sam continue de dominer dans de nombreux domaines de l\u2019IA de pointe gr\u00e2ce \u00e0 des entreprises telles qu\u2019OpenAI, Google et Nvidia. Parall\u00e8lement, la Chine a acc\u00e9l\u00e9r\u00e9 ses efforts pour mettre au point des alternatives nationales et r\u00e9duire sa d\u00e9pendance vis-\u00e0-vis des technologies \u00e9trang\u00e8res, notamment gr\u00e2ce aux avanc\u00e9es d\u2019entreprises telles que DeepSeek et \u00e0 des initiatives de supercalcul soutenues par le gouvernement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019administration Trump a maintenu des droits de douane et des restrictions \u00e0 l\u2019exportation visant \u00e0 limiter l\u2019acc\u00e8s de la Chine aux puces d\u2019IA de pointe et aux technologies de fabrication de semi-conducteurs. Ces restrictions ont principalement port\u00e9 sur les GPU haut de gamme, consid\u00e9r\u00e9s comme essentiels pour l\u2019entra\u00eenement des mod\u00e8les d\u2019IA avanc\u00e9s. Le succ\u00e8s de LineShine a conduit certains experts \u00e0 affirmer que les contr\u00f4les existants pourraient ne pas aller assez loin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00ab Le gouvernement am\u00e9ricain devrait renforcer les contr\u00f4les sur l\u2019exportation et la fabrication de processeurs (CPU) destin\u00e9s au march\u00e9 chinois \u00bb, a d\u00e9clar\u00e9 au Times Jimmy Goodrich, de l\u2019Institut sur les conflits et de la coop\u00e9ration de l\u2019Universit\u00e9 de Californie. \u00ab Il s\u2019agit d\u2019une faille dans la r\u00e9glementation actuelle. \u00bb<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selon les experts, cette avanc\u00e9e d\u00e9montre que les chercheurs chinois sont parfaitement en mesure de d\u00e9velopper des syst\u00e8mes informatiques de classe mondiale, et ce malgr\u00e9 les restrictions impos\u00e9es sur certaines technologies am\u00e9ricaines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le dernier classement TOP500 vient \u00e9galement \u00e9largir le cercle restreint des supercalculateurs exascale en service dans le monde. LineShine rejoint ainsi El Capitan, Frontier, Aurora et le JUPITER Booster europ\u00e9en parmi les syst\u00e8mes capables d\u2019effectuer plus d\u2019un quintillion (soit 1 000 000<sup>5<\/sup>&nbsp;en&nbsp;\u00e9chelle longue) de calculs par seconde. Il s\u2019agit sans doute d\u2019un d\u00e9tail difficilement imaginable pour vous, mais pour eux \u00e7a veut dire beaucoup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.revue-elements.com\/author\/fxconsoli\/\">Fran\u00e7ois-Xavier Consoli<\/a>, Revue El\u00e9ments<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Articles : Juil. 2026 &#8211; Juin 2026 &#8211; Mai 2026 &#8211; Avril 2026 &#8211;Facebook&nbsp;:&nbsp;https:\/\/www.facebook.com\/profile.php?id=100069673161887 Twitter : https:\/\/twitter.com\/OrtfNews Music 24\/24 : http:\/\/DJMUSIC.fr #webtube : La Chine reprend aux \u00c9tats-Unis le titre tr\u00e8s convoit\u00e9 de leader mondial en mati\u00e8re de calcul, intensifiant ainsi une concurrence technologique acharn\u00e9e. Une course effr\u00e9n\u00e9e non sans cons\u00e9quences sur la science, la &hellip; <a href=\"https:\/\/webtube.fr\/index.php\/2026\/07\/01\/la-chine-devance-les-etats-unis-dans-la-course-aux-supercalculateurs\/\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;. La Chine devance les \u00c9tats-Unis dans la course aux supercalculateurs&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"#webtube : La Chine reprend aux \u00c9tats-Unis le titre tr\u00e8s convoit\u00e9 de leader mondial en mati\u00e8re de calcul, intensifiant ainsi une concurrence technologique acharn\u00e9e. Une course effr\u00e9n\u00e9e non sans cons\u00e9quences sur la science, la s\u00e9curit\u00e9 nationale et la g\u00e9opolitique.","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-36283","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>. 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La Chine devance les \u00c9tats-Unis dans la course aux supercalculateurs - # WEBTUBE.fr","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/webtube.fr\/index.php\/2026\/07\/01\/la-chine-devance-les-etats-unis-dans-la-course-aux-supercalculateurs\/","og_locale":"fr_FR","og_type":"article","og_title":". La Chine devance les \u00c9tats-Unis dans la course aux supercalculateurs - # WEBTUBE.fr","og_description":"Articles : Juil. 2026 &#8211; Juin 2026 &#8211; Mai 2026 &#8211; Avril 2026 &#8211;Facebook&nbsp;:&nbsp;https:\/\/www.facebook.com\/profile.php?id=100069673161887 Twitter : https:\/\/twitter.com\/OrtfNews Music 24\/24 : http:\/\/DJMUSIC.fr #webtube : La Chine reprend aux \u00c9tats-Unis le titre tr\u00e8s convoit\u00e9 de leader mondial en mati\u00e8re de calcul, intensifiant ainsi une concurrence technologique acharn\u00e9e. 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