{"id":51946,"date":"2026-08-03T18:03:38","date_gmt":"2026-08-03T18:03:38","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/chinas-ai-memory-ambition-the-global-co-nand-dram\/"},"modified":"2026-08-03T18:03:38","modified_gmt":"2026-08-03T18:03:38","slug":"chinas-ai-memory-ambition-the-global-co-nand-dram","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/opinion\/chinas-ai-memory-ambition-the-global-co-nand-dram\/","title":{"rendered":"L\u2019ambition chinoise en mati\u00e8re de m\u00e9moire pour l\u2019IA : le \u00ab Co\u2011NAND\u2011DRAM \u00bb mondial"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/08\/AIConandram-1024x573.webp\" alt=\"\" class=\"wp-image-64112\"\/><figcaption class=\"wp-element-caption\">Course mondiale \u00e0 la m\u00e9moire pour l\u2019IA, au-del\u00e0 des fronti\u00e8res<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Quand la valorisation de CXMT s\u2019est envol\u00e9e cette ann\u00e9e, les investisseurs n\u2019achetaient pas seulement une entreprise de puces m\u00e9moire. Ils misaient sur une id\u00e9e plus large : que <a href=\"https:\/\/www.abc.net.au\/news\/2026-07-30\/cxmt-stock-market-debut-memory-chips\/106965378\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">la Chine puisse b\u00e2tir sa propre infrastructure m\u00e9moire pour l\u2019\u00e8re de l\u2019IA<\/a>, et ainsi r\u00e9duire sa d\u00e9pendance aux leaders mondiaux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ampleur de cet optimisme est notable. L\u2019<a href=\"https:\/\/www.cnbc.com\/2026\/07\/31\/cxmts-sk-hynix-samsung-micron-memory-chip.html\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">entr\u00e9e en Bourse a entra\u00een\u00e9 une forte r\u00e9\u00e9valuation<\/a> : le march\u00e9 valorise l\u2019entreprise comme un possible champion national face aux producteurs de m\u00e9moire d\u00e9j\u00e0 install\u00e9s. Apr\u00e8s sa cotation, la valorisation a <a href=\"https:\/\/www.cnbc.com\/2026\/07\/27\/cxmt-china-market-debut-chipmaker-ipo.html\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">atteint environ 8,6&nbsp;milliards de dollars<\/a>, signe que les investisseurs la voient comme un futur acteur cl\u00e9 des semi-conducteurs en Chine.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette hausse a aussi attir\u00e9 <a href=\"https:\/\/www.forbes.com\/sites\/ywang\/2026\/07\/27\/cxmt-chairman-zhu-yiming-amasses-159-billion-fortune-by-growing-memory-chip-maker-into-micron-rival\/\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">l\u2019attention sur le pr\u00e9sident Zhu Yiming<\/a>, dont la fortune a progress\u00e9 avec l\u2019anticipation que CXMT prenne une place majeure dans les semi-conducteurs chinois.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CXMT peut-elle devenir aussi connue que Nvidia ?<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">L\u2019IA a besoin \u00e0 la fois de vitesse et de stockage<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avant de regarder les entreprises, il est utile de comparer la m\u00e9moire informatique \u00e0 la m\u00e9moire humaine.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La m\u00e9moire \u00e0 court terme sert \u00e0 retenir un num\u00e9ro le temps de le composer ou \u00e0 suivre une conversation. Elle doit \u00eatre tr\u00e8s rapide, accessible imm\u00e9diatement et se mettre \u00e0 jour en continu. En informatique, cela ressemble \u00e0 la <strong>DRAM<\/strong> (m\u00e9moire vive), la m\u00e9moire rapide utilis\u00e9e pendant que l\u2019ordinateur travaille.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La m\u00e9moire \u00e0 long terme conserve photos, exp\u00e9riences et informations sur la dur\u00e9e. Elle privil\u00e9gie la capacit\u00e9 et la fiabilit\u00e9 plus que la vitesse instantan\u00e9e. Dans un ordinateur, ce r\u00f4le est assur\u00e9 par le <strong>stockage NAND<\/strong> (m\u00e9moire flash), qui conserve de grandes quantit\u00e9s de donn\u00e9es de fa\u00e7on durable.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">M\u00e9moire humaine<\/td><td class=\"has-text-align-center\" data-align=\"center\">M\u00e9moire informatique<\/td><td class=\"has-text-align-center\" data-align=\"center\">Entreprise chinoise<\/td><\/tr><tr><td>M\u00e9moire \u00e0 court terme<\/td><td>DRAM (m\u00e9moire vive)<\/td><td>CXMT<\/td><\/tr><tr><td>M\u00e9moire \u00e0 long terme<\/td><td>NAND (stockage flash)<\/td><td>YMTC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Le march\u00e9 mondial de la m\u00e9moire reste domin\u00e9 par trois groupes : Samsung, <a href=\"https:\/\/www.vtmarkets.com\/learn\/is-sk-hynix-skhy-the-next-big-ai-semiconductor-trade\/\" target=\"_blank\" rel=\"noopener\" title=\"\">SK Hynix<\/a> et Micron, qui fournissent l\u2019essentiel de la DRAM. CXMT veut devenir <a href=\"https:\/\/www.forbes.com\/sites\/ywang\/2026\/07\/27\/cxmt-chairman-zhu-yiming-amasses-159-billion-fortune-by-growing-memory-chip-maker-into-micron-rival\/\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">un acteur majeur de la DRAM<\/a>, la m\u00e9moire utilis\u00e9e pendant les calculs. YMTC se concentre sur la NAND, la couche de stockage qui garde les donn\u00e9es. Deux technologies, deux usages, mais un m\u00eame objectif : renforcer en Chine une cha\u00eene compl\u00e8te des semi-conducteurs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">La m\u00e9moire devient un actif avec le boom de l\u2019IA<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019IA n\u2019a pas cr\u00e9\u00e9 le besoin de m\u00e9moire, mais elle a fortement fait grimper la demande.<\/p>\n\n\n\n<figure class=\"wp-block-image wp-duotone-ffffff-0693e3-1\"><a href=\"https:\/\/www.fortunebusinessinsights.com\/high-bandwidth-memory-hbm-market-110857\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/08\/codeMjA2OTUxN2MyYzM5NWZiMTZmNGE3ZjFiN2VhMGM3ZmRfVk9CNlpvcTZ1Z3JWbWRRdVhHdEFHZ3JjcVl6a1BHT0hfVG9rZW46TTVGRWJtZ3llb21Ya2J4cjRvZmxmc0ZQZ2piXzE3ODU3NDk0MjE6MTc4NTc1MzAyMV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La m\u00e9moire hautes performances utilis\u00e9e dans les syst\u00e8mes d\u2019IA est l\u2019un des segments qui cro\u00eet le plus vite. La demande de <strong>HBM<\/strong> (m\u00e9moire \u00e0 tr\u00e8s large bande passante, con\u00e7ue pour transf\u00e9rer \u00e9norm\u00e9ment de donn\u00e9es tr\u00e8s vite) devrait acc\u00e9l\u00e9rer, \u00e0 mesure que les entreprises financent des mod\u00e8les d\u2019IA plus grands et des <strong>data centers<\/strong> (centres de donn\u00e9es qui h\u00e9bergent serveurs et stockage).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les grands mod\u00e8les d\u2019IA ont besoin de volumes massifs de donn\u00e9es. Une partie doit \u00eatre stock\u00e9e, une autre doit \u00eatre lue et trait\u00e9e rapidement. La NAND joue le r\u00f4le d\u2019entrep\u00f4t. La DRAM est l\u2019espace de travail qui permet aux processeurs d\u2019acc\u00e9der aux informations sans ralentir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour CXMT, l\u2019enjeu est de se rapprocher des segments o\u00f9 la demande li\u00e9e \u00e0 l\u2019IA est la plus forte. Mais ce sont des march\u00e9s o\u00f9 les acteurs en place ont des ann\u00e9es d\u2019exp\u00e9rience industrielle, des relations clients solides et une production \u00e0 grande \u00e9chelle.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour YMTC, l\u2019opportunit\u00e9 est diff\u00e9rente mais tout aussi essentielle. L\u2019IA d\u00e9pend de quantit\u00e9s \u00e9normes de donn\u00e9es stock\u00e9es, des bases d\u2019entra\u00eenement aux informations d\u2019entreprise. Sans capacit\u00e9 de stockage suffisante, l\u2019\u00e9cosyst\u00e8me IA ne peut pas grandir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ensemble, <a href=\"https:\/\/www.reuters.com\/world\/china\/chinas-memory-chip-makers-ride-ai-boom-new-power-us-scrutiny-2026-07-24\/\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">CXMT et YMTC<\/a> incarnent deux faces d\u2019un m\u00eame d\u00e9fi : construire la base m\u00e9moire n\u00e9cessaire \u00e0 l\u2019\u00e8re de l\u2019IA.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Pourquoi CXMT est valoris\u00e9e comme plus qu\u2019un simple fabricant de puces<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9veloppement de CXMT et de YMTC s\u2019inscrit aussi dans une volont\u00e9 plus large de s\u00e9curiser la fili\u00e8re des semi-conducteurs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apr\u00e8s des restrictions sur des technologies avanc\u00e9es, la Chine a renforc\u00e9 ses efforts pour d\u00e9velopper des capacit\u00e9s locales sur l\u2019ensemble de la cha\u00eene, de la conception \u00e0 la production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ces deux entreprises ne sont donc plus per\u00e7ues comme des industriels \u00ab classiques \u00bb. Elles sont aussi vues comme des pi\u00e8ces importantes d\u2019une strat\u00e9gie industrielle.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette position apporte des avantages concrets :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>soutien \u00e0 l\u2019investissement sur le long terme<\/li>\n\n\n\n<li>acc\u00e8s \u00e0 une demande domestique<\/li>\n\n\n\n<li>appui public dans une course technologique difficile<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette dimension strat\u00e9gique p\u00e8se aussi sur les attentes des investisseurs. CXMT est de plus en plus valoris\u00e9e non seulement sur ses r\u00e9sultats, mais aussi sur son r\u00f4le potentiel dans la r\u00e9duction de la d\u00e9pendance chinoise aux fournisseurs \u00e9trangers de m\u00e9moire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mais l\u2019importance strat\u00e9gique ne fait pas dispara\u00eetre les contraintes de l\u2019industrie des semi-conducteurs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les secteurs chinois du <a href=\"https:\/\/www.vtmarkets.com\/opinion\/chinas-ev-industry-a-growing-global-force\/\" target=\"_blank\" rel=\"noopener\" title=\"\">v\u00e9hicule \u00e9lectrique<\/a>, du solaire et des t\u00e9l\u00e9coms ont fini par produire des champions mondiaux, apr\u00e8s des phases de concurrence tr\u00e8s dure, de surcapacit\u00e9s et de pression sur les prix.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La m\u00e9moire a aussi ses cycles. Quand la production augmente plus vite que la demande, les prix peuvent chuter, les <strong>marges<\/strong> (la part du prix qui reste en profit apr\u00e8s les co\u00fbts) se r\u00e9duire, et les entreprises r\u00e9viser leurs investissements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La trajectoire de CXMT d\u00e9pendra donc du soutien strat\u00e9gique, mais aussi de sa capacit\u00e9 \u00e0 traverser les hauts et les bas du march\u00e9 de la m\u00e9moire.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le vrai \u00ab co-NAND-DRAM \u00bb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cr\u00e9er des \u00e9cosyst\u00e8mes m\u00e9moire \u00ab parall\u00e8les \u00bb peut donner l\u2019impression d\u2019une ind\u00e9pendance. En r\u00e9alit\u00e9, la fabrication avanc\u00e9e de semi-conducteurs repose sur un r\u00e9seau mondial d\u2019\u00e9quipements, de mat\u00e9riaux et de savoir-faire tr\u00e8s sp\u00e9cialis\u00e9s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La production avanc\u00e9e de DRAM chez CXMT d\u00e9pend d\u2019\u00e9quipements de groupes comme <a href=\"https:\/\/www.vtmarkets.com\/discover\/what-is-asml-stock\/\" target=\"_blank\" rel=\"noopener\" title=\"\">ASML<\/a>, Applied Materials, Lam Research et Tokyo Electron. YMTC s\u2019appuie aussi sur ce type d\u2019\u00e9cosyst\u00e8me pour produire de la NAND avanc\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">YMTC a d\u00e9j\u00e0 vu comment l\u2019acc\u00e8s \u00e0 la technologie peut devenir un enjeu strat\u00e9gique, apr\u00e8s son inscription sur l\u2019<strong>Entity List<\/strong> du d\u00e9partement am\u00e9ricain du Commerce en d\u00e9cembre 2022 (une liste qui limite l\u2019acc\u00e8s \u00e0 certaines technologies am\u00e9ricaines).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CXMT n\u2019a pas subi la m\u00eame mesure formelle, mais les deux entreprises \u00e9voluent dans le m\u00eame syst\u00e8me mondial.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le dilemme est l\u00e0 : les semi-conducteurs deviennent de plus en plus strat\u00e9giques, alors que l\u2019industrie reste fortement interconnect\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La Chine investit massivement pour renforcer ses capacit\u00e9s domestiques. Dans le m\u00eame temps, les <a href=\"https:\/\/www.vtmarkets.com\/opinion\/the-ai-trade-is-entering-its-proof-phase\/\" target=\"_blank\" rel=\"noopener\" title=\"\">groupes mondiaux de semi-conducteurs<\/a> d\u00e9pendent toujours des march\u00e9s internationaux, de technologies rares et de r\u00e9seaux de production mondiaux.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/08\/codeYjZmYTM5NDAyYTJkYWY4YWRhNDY3NTNiNmFiNzUzNTdfNUpxN3B1dGRLZ2FkVnhZNUxoTjN3S1ZNdnJ6VkhaaXJfVG9rZW46S1ZjNmJ3R3ZNb0JCNDl4MGN3WGxZdUhqZzNiXzE3ODU3NDk0MjE6MTc4NTc1MzAyMV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cette interconnexion ne s\u2019arr\u00eate pas \u00e0 la production de puces. Les g\u00e9ants de la tech d\u00e9pendent aussi de cha\u00eenes d\u2019approvisionnement internationales, et arbitrent entre diversification des fournisseurs et acc\u00e8s \u00e0 des p\u00f4les industriels et \u00e0 des march\u00e9s cl\u00e9s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le rally de CXMT traduit la confiance dans sa capacit\u00e9 \u00e0 r\u00e9duire l\u2019\u00e9cart sur la DRAM. Le plus difficile sera d\u2019aller au-del\u00e0 du march\u00e9 domestique et de rivaliser sur les m\u00e9moires les plus avanc\u00e9es pour l\u2019IA, o\u00f9 le <strong>rendement de fabrication<\/strong> (part des puces produites qui fonctionnent correctement), le progr\u00e8s technologique et la <strong>qualification client<\/strong> (validation par les grands acheteurs avant commandes) comptent autant que l\u2019ambition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Autre lecture : la rivalit\u00e9 g\u00e9opolitique pourrait pousser pays et entreprises \u00e0 dupliquer des blocs d\u2019un syst\u00e8me auparavant fond\u00e9 sur la coop\u00e9ration mondiale, ce qui augmenterait les co\u00fbts et fragmenterait l\u2019industrie, comme l\u2019ont sugg\u00e9r\u00e9 au fil des ans <a href=\"https:\/\/www.vtmarkets.online\/latest-on-trump-news\/?utm_source=Opinion&amp;utm_content=Conandram\" target=\"_blank\" rel=\"noopener\" title=\"\">les mesures de restrictions commerciales de Donald Trump<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">La phase d\u2019ex\u00e9cution commence<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La m\u00e9moire est l\u2019un des segments les plus cycliques des semi-conducteurs, et la g\u00e9opolitique ne change pas ce sch\u00e9ma.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le cycle actuel est particulier, car l\u2019IA met sous les projecteurs l\u2019approvisionnement en m\u00e9moire, surtout pour les usages avanc\u00e9s. Mais l\u2019histoire montre que le march\u00e9 peut se retourner vite si les capacit\u00e9s augmentent plus vite que la demande.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quand l\u2019offre progresse plus vite que la demande, les prix reculent, les marges se contractent, et les entreprises r\u00e9duisent parfois leurs investissements. Ce cycle touche tous les producteurs, quelle que soit leur taille ou leur statut strat\u00e9gique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les traders, l\u2019enjeu est moins l\u2019ambition que l\u2019ex\u00e9cution.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 surveiller :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>si CXMT montre des progr\u00e8s durables sur la capacit\u00e9 de production, les rendements de fabrication et le d\u00e9veloppement technologique<\/li>\n\n\n\n<li>si les politiques d\u2019exportation continuent de modifier l\u2019acc\u00e8s aux outils avanc\u00e9s de production de semi-conducteurs<\/li>\n\n\n\n<li>si le cycle de la m\u00e9moire reste favorable, \u00e0 mesure que de nouvelles capacit\u00e9s entrent en service<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">La valorisation de CXMT int\u00e8gre l\u2019id\u00e9e que la Chine peut continuer \u00e0 r\u00e9duire l\u2019\u00e9cart sur la DRAM. L\u2019exp\u00e9rience de YMTC montre \u00e0 quelle vitesse des facteurs externes peuvent changer le rythme de d\u00e9veloppement des semi-conducteurs.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Le <em>\u00ab Co-NAND-DRAM \u00bb<\/em> ne se r\u00e9sume pas \u00e0 m\u00e9moire court terme contre m\u00e9moire long terme. Il renvoie \u00e0 la question suivante : jusqu\u2019o\u00f9 des pays peuvent-ils gagner en autonomie dans une industrie construite par des d\u00e9cennies de coop\u00e9ration mondiale, et combien de duplications le monde est pr\u00eat \u00e0 financer pour y parvenir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La hausse de CXMT est intervenue alors que les march\u00e9s cherchaient les prochains gagnants de la vague des <a href=\"https:\/\/www.vtmarkets.com\/opinion\/the-new-tech-order-hedging-against-the-decline-of-legacy-software\/?utm_source=Opinion&amp;utm_content=Conandram\" target=\"_blank\" rel=\"noopener\" title=\"\">introductions en Bourse li\u00e9es \u00e0 l\u2019IA<\/a> (IPO, c\u2019est-\u00e0-dire l\u2019arriv\u00e9e d\u2019une entreprise en Bourse). Alors que <a href=\"https:\/\/www.vtmarkets.com\/tag\/nvidia\/\" target=\"_blank\" rel=\"noopener\" title=\"\">Nvidia<\/a> incarne la puissance de calcul, CXMT incarne la couche m\u00e9moire qui permet aux syst\u00e8mes d\u2019IA de fonctionner. Son IPO est devenue un symbole de l\u2019enthousiasme pour l\u2019ambition chinoise de b\u00e2tir un \u00e9cosyst\u00e8me de semi-conducteurs plus autonome.<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Traders&#8217; Frequently Asked Question<\/summary>\n<p class=\"wp-block-paragraph\"><strong>Pourquoi CXMT attire-t-elle l\u2019attention dans la course aux semi-conducteurs pour l\u2019IA ?<\/strong> <br>CXMT suscite l\u2019int\u00e9r\u00eat comme principal challenger chinois sur la DRAM (m\u00e9moire vive), et le march\u00e9 veut voir si elle peut devenir comp\u00e9titive sur les m\u00e9moires utilis\u00e9es pour l\u2019IA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Quelle diff\u00e9rence entre CXMT et YMTC ?<\/strong> <br>CXMT se concentre sur la DRAM (m\u00e9moire vive, utilis\u00e9e pendant le calcul), tandis que YMTC se concentre sur la NAND (stockage flash, destin\u00e9 \u00e0 conserver de gros volumes de donn\u00e9es).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pourquoi les puces m\u00e9moire sont-elles cruciales pour l\u2019IA ?<\/strong> <br>L\u2019IA a besoin \u00e0 la fois de m\u00e9moire rapide et de grande capacit\u00e9 de stockage. La DRAM sert au traitement en temps r\u00e9el, tandis que la NAND conserve les volumes de donn\u00e9es n\u00e9cessaires aux mod\u00e8les d\u2019IA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>La Chine peut-elle b\u00e2tir une cha\u00eene d\u2019approvisionnement ind\u00e9pendante en semi-conducteurs ?<\/strong> <br>La Chine avance, mais la production la plus avanc\u00e9e d\u00e9pend encore d\u2019un r\u00e9seau mondial d\u2019\u00e9quipements, de technologies et de fournisseurs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Que surveiller sur CXMT et le secteur de la m\u00e9moire ?<\/strong> <br>Les investisseurs suivent les progr\u00e8s industriels de CXMT, le d\u00e9veloppement technologique, les r\u00e8gles d\u2019exportation et l\u2019\u00e9volution du cycle de la m\u00e9moire.<\/p>\n<\/details>\n\n\n\n\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 trader d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-eu\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Et si la prochaine bataille de l\u2019IA se jouait dans la m\u00e9moire ? L\u2019IPO de CXMT, valoris\u00e9e 8,6 Md$, parie sur une DRAM chinoise, malgr\u00e9 cycles, sanctions et d\u00e9pendances.<\/p>\n","protected":false},"author":87,"featured_media":51945,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13],"tags":[],"class_list":["post-51946","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-opinion"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Et si la prochaine bataille de l\u2019IA se jouait dans la m\u00e9moire ? 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L\u2019IPO de CXMT, valoris\u00e9e 8,6 Md$, parie sur une DRAM chinoise, malgr\u00e9 cycles, sanctions et d\u00e9pendances.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.vtmarkets.com\/fr-eu\/opinion\/chinas-ai-memory-ambition-the-global-co-nand-dram\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-08-03T18:03:38+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-08-03T18:03:38+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"L\u2019ambition chinoise en mati\u00e8re de m\u00e9moire pour l\u2019IA : le \u00ab Co\u2011NAND\u2011DRAM \u00bb mondial - VT Markets\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Et si la prochaine bataille de l\u2019IA se jouait dans la m\u00e9moire ? L\u2019IPO de CXMT, valoris\u00e9e 8,6 Md$, parie sur une DRAM chinoise, malgr\u00e9 cycles, sanctions et d\u00e9pendances.\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#blogposting\",\"name\":\"L\\u2019ambition chinoise en mati\\u00e8re de m\\u00e9moire pour l\\u2019IA : le \\u00ab Co\\u2011NAND\\u2011DRAM \\u00bb mondial - VT Markets\",\"headline\":\"L\\u2019ambition chinoise en mati\\u00e8re de m\\u00e9moire pour l\\u2019IA : le \\u00ab Co\\u2011NAND\\u2011DRAM \\u00bb mondial\",\"author\":{\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/author\\\/josephine\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/wp-content\\\/uploads\\\/sites\\\/19\\\/2026\\\/08\\\/AIConandram.webp\",\"width\":1250,\"height\":700,\"caption\":\"Half-brain illustration: left side a gray, natural brain; right side a purple circuitry network with data nodes, plus the VT logo in the corner.\"},\"datePublished\":\"2026-08-03T18:03:38+00:00\",\"dateModified\":\"2026-08-03T18:03:38+00:00\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#webpage\"},\"articleSection\":\"Opinion\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/category\\\/opinion\\\/#listItem\",\"name\":\"Opinion\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/category\\\/opinion\\\/#listItem\",\"position\":2,\"name\":\"Opinion\",\"item\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/category\\\/opinion\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#listItem\",\"name\":\"L\\u2019ambition chinoise en mati\\u00e8re de m\\u00e9moire pour l\\u2019IA : le \\u00ab Co\\u2011NAND\\u2011DRAM \\u00bb mondial\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#listItem\",\"position\":3,\"name\":\"L\\u2019ambition chinoise en mati\\u00e8re de m\\u00e9moire pour l\\u2019IA : le \\u00ab Co\\u2011NAND\\u2011DRAM \\u00bb mondial\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/category\\\/opinion\\\/#listItem\",\"name\":\"Opinion\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/#organization\",\"name\":\"VT Markets\",\"url\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/author\\\/josephine\\\/#author\",\"url\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/author\\\/josephine\\\/\",\"name\":\"josephine\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/7809ddd0668c6cd297bde70914f1903a959aa8d1a194930855d6c5b37e53a6f0?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"josephine\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/#webpage\",\"url\":\"https:\\\/\\\/www.vtmarkets.com\\\/fr-eu\\\/opinion\\\/chinas-ai-memory-ambition-the-global-co-nand-dram\\\/\",\"name\":\"L\\u2019ambition chinoise en mati\\u00e8re de m\\u00e9moire pour l\\u2019IA : le \\u00ab Co\\u2011NAND\\u2011DRAM \\u00bb mondial - VT Markets\",\"description\":\"Et si la prochaine bataille de l\\u2019IA se jouait dans la m\\u00e9moire ? 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