{"id":3506,"date":"2025-12-16T16:55:34","date_gmt":"2025-12-16T08:55:34","guid":{"rendered":"https:\/\/oretonstorage.com\/?p=3506"},"modified":"2025-12-16T16:55:34","modified_gmt":"2025-12-16T08:55:34","slug":"ddr4-ddr5-dram-tendances-du-marche","status":"publish","type":"post","link":"https:\/\/oretonstorage.com\/fr\/blog\/ddr4-ddr5-dram-tendances-du-marche","title":{"rendered":"Hausse de la DDR4, stabilisation de la DDR5 : Ce que le cycle actuel des DRAM signifie pour les constructeurs de syst\u00e8mes"},"content":{"rendered":"<p data-start=\"183\" data-end=\"272\">Pour les constructeurs et les int\u00e9grateurs de syst\u00e8mes, le prix des m\u00e9moires est entr\u00e9 dans une phase de confusion.<\/p>\n<p data-start=\"274\" data-end=\"426\">La DDR4 - une norme mature et largement d\u00e9ploy\u00e9e - devient plus ch\u00e8re.<br data-start=\"348\" data-end=\"351\" \/>La DDR5 - la nouvelle g\u00e9n\u00e9ration - a cess\u00e9 d'\u00eatre moins ch\u00e8re que pr\u00e9vu.<\/p>\n<p data-start=\"428\" data-end=\"632\">Il ne s'agit pas d'une anomalie \u00e0 court terme.<br data-start=\"461\" data-end=\"464\" \/>Il refl\u00e8te une <strong data-start=\"478\" data-end=\"530\">changement structurel dans le cycle d'approvisionnement mondial en DRAM<\/strong>La compr\u00e9hension de ce changement est essentielle pour tous ceux qui con\u00e7oivent, ach\u00e8tent ou d\u00e9ploient des syst\u00e8mes aujourd'hui.<\/p>\n<hr data-start=\"634\" data-end=\"637\" \/>\n<h2 data-start=\"639\" data-end=\"692\"><strong data-start=\"642\" data-end=\"692\">Un march\u00e9 des DRAM qui n'est plus tir\u00e9 par les PC grand public<\/strong><\/h2>\n<p data-start=\"694\" data-end=\"823\">Dans le pass\u00e9, les PC grand public et les ordinateurs portables \u00e9taient les principaux moteurs de la demande de DRAM.<br data-start=\"774\" data-end=\"777\" \/>Aujourd'hui, cet \u00e9quilibre a fondamentalement chang\u00e9.<\/p>\n<p data-start=\"825\" data-end=\"887\">Une part croissante de la capacit\u00e9 mondiale de DRAM est aujourd'hui allou\u00e9e \u00e0.. :<\/p>\n<ul data-start=\"888\" data-end=\"1012\">\n<li data-start=\"888\" data-end=\"928\">\n<p data-start=\"890\" data-end=\"928\">Acc\u00e9l\u00e9rateurs d'IA et plateformes de serveurs<\/p>\n<\/li>\n<li data-start=\"929\" data-end=\"963\">\n<p data-start=\"931\" data-end=\"963\">M\u00e9moire d'entreprise \u00e0 haute densit\u00e9<\/p>\n<\/li>\n<li data-start=\"964\" data-end=\"1012\">\n<p data-start=\"966\" data-end=\"1012\">Produits de m\u00e9moire avanc\u00e9s avec des marges plus \u00e9lev\u00e9es<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1014\" data-end=\"1136\">En cons\u00e9quence, <strong data-start=\"1027\" data-end=\"1100\">la capacit\u00e9 prioritaire n'est plus accord\u00e9e aux m\u00e9moires DRAM pour PC et pour l'industrie<\/strong>m\u00eame si la demande reste stable.<\/p>\n<p data-start=\"1138\" data-end=\"1227\">Cette r\u00e9affectation est la raison sous-jacente du comportement actuel des prix des DDR4 et DDR5.<\/p>\n<hr data-start=\"1229\" data-end=\"1232\" \/>\n<h2 data-start=\"1234\" data-end=\"1267\"><strong data-start=\"1237\" data-end=\"1267\">Pourquoi les prix de la DDR4 augmentent-ils ?<\/strong><\/h2>\n<p data-start=\"1269\" data-end=\"1329\">La DDR4 ne gagne pas en popularit\u00e9 - elle devient <strong data-start=\"1317\" data-end=\"1328\">plus rare<\/strong>.<\/p>\n<p data-start=\"1331\" data-end=\"1372\">Plusieurs facteurs contribuent \u00e0 cette tendance :<\/p>\n<h3 data-start=\"1374\" data-end=\"1403\"><strong data-start=\"1378\" data-end=\"1403\">R\u00e9affectation des capacit\u00e9s<\/strong><\/h3>\n<p data-start=\"1404\" data-end=\"1488\">Les fabricants de DRAM r\u00e9duisent progressivement la production de DDR4 et r\u00e9orientent leurs ressources vers le DDR4 :<\/p>\n<ul data-start=\"1489\" data-end=\"1551\">\n<li data-start=\"1489\" data-end=\"1497\">\n<p data-start=\"1491\" data-end=\"1497\">DDR5<\/p>\n<\/li>\n<li data-start=\"1498\" data-end=\"1519\">\n<p data-start=\"1500\" data-end=\"1519\">DRAM de classe serveur<\/p>\n<\/li>\n<li data-start=\"1520\" data-end=\"1551\">\n<p data-start=\"1522\" data-end=\"1551\">M\u00e9moire \u00e0 grande largeur de bande (HBM)<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1553\" data-end=\"1603\">La baisse des volumes de production entra\u00eene naturellement un resserrement de l'offre.<\/p>\n<h3 data-start=\"1605\" data-end=\"1639\"><strong data-start=\"1609\" data-end=\"1639\">Demande persistante de plates-formes<\/strong><\/h3>\n<p data-start=\"1640\" data-end=\"1672\">La technologie DDR4 reste profond\u00e9ment ancr\u00e9e dans la soci\u00e9t\u00e9 :<\/p>\n<ul data-start=\"1673\" data-end=\"1765\">\n<li data-start=\"1673\" data-end=\"1704\">\n<p data-start=\"1675\" data-end=\"1704\">Syst\u00e8mes d'entreprise existants<\/p>\n<\/li>\n<li data-start=\"1705\" data-end=\"1723\">\n<p data-start=\"1707\" data-end=\"1723\">PC industriels<\/p>\n<\/li>\n<li data-start=\"1724\" data-end=\"1765\">\n<p data-start=\"1726\" data-end=\"1765\">Ordinateurs de bureau et portables sensibles aux co\u00fbts<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1767\" data-end=\"1857\">Ces plateformes ne sont pas con\u00e7ues pour une migration rapide, ce qui soutient la demande de base en DDR4.<\/p>\n<h3 data-start=\"1859\" data-end=\"1895\"><strong data-start=\"1863\" data-end=\"1895\">Inventaire des canaux comprim\u00e9s<\/strong><\/h3>\n<p data-start=\"1896\" data-end=\"2087\">Avec moins de plaquettes allou\u00e9es \u00e0 la DDR4, les niveaux de stocks restent faibles tout au long de la cha\u00eene d'approvisionnement.<br data-start=\"1986\" data-end=\"1989\" \/>Dans ces conditions, m\u00eame une activit\u00e9 d'achat modeste peut entra\u00eener des augmentations de prix notables.<\/p>\n<p data-start=\"2089\" data-end=\"2167\">Les prix de la DDR4 refl\u00e8tent aujourd'hui <strong data-start=\"2117\" data-end=\"2139\">contraction de l'offre<\/strong>et non une nouvelle croissance de la demande.<\/p>\n<hr data-start=\"2169\" data-end=\"2172\" \/>\n<h2 data-start=\"2174\" data-end=\"2224\"><strong data-start=\"2177\" data-end=\"2224\">Pourquoi la DDR5 se stabilise au lieu de chuter<\/strong><\/h2>\n<p data-start=\"2226\" data-end=\"2321\">On s'attendait \u00e0 ce que la DDR5 suive une courbe d'adoption classique :<br data-start=\"2284\" data-end=\"2287\" \/>nouveau \u2192 cher \u2192 rapidement moins cher.<\/p>\n<p data-start=\"2323\" data-end=\"2348\">Cette courbe s'est aplatie.<\/p>\n<h3 data-start=\"2350\" data-end=\"2385\"><strong data-start=\"2354\" data-end=\"2385\">Adoption s\u00e9lective de la plate-forme<\/strong><\/h3>\n<p data-start=\"2386\" data-end=\"2452\">Bien que les processeurs modernes prennent en charge la DDR5, de nombreux d\u00e9ploiements continuent \u00e0 donner la priorit\u00e9 \u00e0 cette technologie :<\/p>\n<ul data-start=\"2453\" data-end=\"2521\">\n<li data-start=\"2453\" data-end=\"2472\">\n<p data-start=\"2455\" data-end=\"2472\">Rentabilit\u00e9<\/p>\n<\/li>\n<li data-start=\"2473\" data-end=\"2493\">\n<p data-start=\"2475\" data-end=\"2493\">Marge de man\u0153uvre thermique<\/p>\n<\/li>\n<li data-start=\"2494\" data-end=\"2521\">\n<p data-start=\"2496\" data-end=\"2521\">Stabilit\u00e9 \u00e9prouv\u00e9e du syst\u00e8me<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2523\" data-end=\"2573\">En cons\u00e9quence, l'adoption de la DDR5 est r\u00e9guli\u00e8re mais mesur\u00e9e.<\/p>\n<h3 data-start=\"2575\" data-end=\"2613\"><strong data-start=\"2579\" data-end=\"2613\">Planification de la production contr\u00f4l\u00e9e<\/strong><\/h3>\n<p data-start=\"2614\" data-end=\"2815\">Bien qu'il s'agisse de la norme la plus r\u00e9cente, la sortie de la DDR5 est g\u00e9r\u00e9e avec soin.<br data-start=\"2681\" data-end=\"2684\" \/>Les fabricants \u00e9vitent l'offre exc\u00e9dentaire, notamment parce que les capacit\u00e9s de fabrication sont de plus en plus r\u00e9serv\u00e9es \u00e0 des produits \u00e0 plus forte marge.<\/p>\n<h3 data-start=\"2817\" data-end=\"2846\"><strong data-start=\"2821\" data-end=\"2846\">Un prix plancher d\u00e9fini<\/strong><\/h3>\n<p data-start=\"2847\" data-end=\"2895\">Le prix de la DDR5 a atteint un \u00e9quilibre relatif :<\/p>\n<ul data-start=\"2896\" data-end=\"2982\">\n<li data-start=\"2896\" data-end=\"2926\">\n<p data-start=\"2898\" data-end=\"2926\">Le d\u00e9clin rapide n'est plus d'actualit\u00e9<\/p>\n<\/li>\n<li data-start=\"2927\" data-end=\"2982\">\n<p data-start=\"2929\" data-end=\"2982\">Toujours expos\u00e9 \u00e0 une pression \u00e0 la hausse dans le cadre d'une offre restreinte<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2984\" data-end=\"3062\">Cette stabilit\u00e9 refl\u00e8te une planification disciplin\u00e9e des capacit\u00e9s plut\u00f4t qu'une faible demande.<\/p>\n<hr data-start=\"3064\" data-end=\"3067\" \/>\n<h2 data-start=\"3069\" data-end=\"3122\"><strong data-start=\"3072\" data-end=\"3122\">Ce que ce cycle DRAM signifie pour les constructeurs de syst\u00e8mes<\/strong><\/h2>\n<p data-start=\"3124\" data-end=\"3186\">Le cycle actuel des DRAM a plusieurs implications pratiques :<\/p>\n<h3 data-start=\"3188\" data-end=\"3248\"><strong data-start=\"3192\" data-end=\"3248\">1. Le choix de la g\u00e9n\u00e9ration n'est plus un raccourci en mati\u00e8re de tarification<\/strong><\/h3>\n<p data-start=\"3249\" data-end=\"3342\">Le choix de la DDR5 ne r\u00e9duit pas automatiquement le co\u00fbt.<br data-start=\"3298\" data-end=\"3301\" \/>Le choix de la DDR4 ne garantit pas des \u00e9conomies.<\/p>\n<p data-start=\"3344\" data-end=\"3377\">Les d\u00e9cisions relatives \u00e0 la m\u00e9moire doivent s'aligner sur :<\/p>\n<ul data-start=\"3378\" data-end=\"3466\">\n<li data-start=\"3378\" data-end=\"3413\">\n<p data-start=\"3380\" data-end=\"3413\">Attentes relatives au cycle de vie de la plate-forme<\/p>\n<\/li>\n<li data-start=\"3414\" data-end=\"3439\">\n<p data-start=\"3416\" data-end=\"3439\">Pr\u00e9visibilit\u00e9 des volumes<\/p>\n<\/li>\n<li data-start=\"3440\" data-end=\"3466\">\n<p data-start=\"3442\" data-end=\"3466\">Disponibilit\u00e9 \u00e0 long terme<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3468\" data-end=\"3525\"><strong data-start=\"3472\" data-end=\"3525\">2. La stabilit\u00e9 de l'alimentation l'emporte sur les sp\u00e9cifications de pointe<\/strong><\/h3>\n<p data-start=\"3526\" data-end=\"3588\">Sur les march\u00e9s des m\u00e9moires volatiles, les constructeurs de syst\u00e8mes profitent davantage des avantages :<\/p>\n<ul data-start=\"3589\" data-end=\"3708\">\n<li data-start=\"3589\" data-end=\"3631\">\n<p data-start=\"3591\" data-end=\"3631\">Configurations stables des nomenclatures<\/p>\n<\/li>\n<li data-start=\"3632\" data-end=\"3666\">\n<p data-start=\"3634\" data-end=\"3666\">Approvisionnement pr\u00e9visible en composants<\/p>\n<\/li>\n<li data-start=\"3667\" data-end=\"3708\">\n<p data-start=\"3669\" data-end=\"3708\">Strat\u00e9gies de qualification prudentes<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3710\" data-end=\"3797\">La sur-optimisation des sp\u00e9cifications des titres peut introduire un risque op\u00e9rationnel inutile.<\/p>\n<h3 data-start=\"3799\" data-end=\"3857\"><strong data-start=\"3803\" data-end=\"3857\">3. Les DDR4 et DDR5 coexisteront plus longtemps que pr\u00e9vu<\/strong><\/h3>\n<p data-start=\"3858\" data-end=\"3909\">Les deux normes continuent de servir des segments distincts :<\/p>\n<ul data-start=\"3910\" data-end=\"4029\">\n<li data-start=\"3910\" data-end=\"3964\">\n<p data-start=\"3912\" data-end=\"3964\">La DDR4 prend en charge les plates-formes anciennes et \u00e0 co\u00fbt contr\u00f4l\u00e9<\/p>\n<\/li>\n<li data-start=\"3965\" data-end=\"4029\">\n<p data-start=\"3967\" data-end=\"4029\">La DDR5 s'\u00e9tend aux syst\u00e8mes modernes grand public et professionnels<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4031\" data-end=\"4077\">Cette coexistence d\u00e9finit la r\u00e9alit\u00e9 actuelle des DRAM.<\/p>\n<hr data-start=\"4079\" data-end=\"4082\" \/>\n<h2 data-start=\"4084\" data-end=\"4117\"><strong data-start=\"4087\" data-end=\"4117\">Note sur la stabilit\u00e9 de l'offre<\/strong><\/h2>\n<p data-start=\"4119\" data-end=\"4329\">Dans les cycles DRAM tels que celui que nous connaissons aujourd'hui, les sp\u00e9cifications \u00e0 elles seules sont rarement r\u00e9v\u00e9latrices.<br data-start=\"4222\" data-end=\"4225\" \/>Pour les constructeurs de syst\u00e8mes, <strong data-start=\"4246\" data-end=\"4280\">coh\u00e9rence et pr\u00e9visibilit\u00e9<\/strong> sont souvent plus importants que les performances maximales.<\/p>\n<p data-start=\"4331\" data-end=\"4641\">Chez Oreton, notre approche a toujours \u00e9t\u00e9 ax\u00e9e sur le d\u00e9ploiement \u00e0 long terme plut\u00f4t que sur les fluctuations \u00e0 court terme du march\u00e9.<br data-start=\"4441\" data-end=\"4444\" \/>Pour les plates-formes DDR4 et DDR5, nous mettons l'accent sur une s\u00e9lection contr\u00f4l\u00e9e des composants, des configurations valid\u00e9es et une planification continue de l'approvisionnement afin de soutenir les partenaires qui accordent de l'importance \u00e0 la stabilit\u00e9 et \u00e0 la compatibilit\u00e9.<\/p>\n<p data-start=\"4643\" data-end=\"4888\">Qu'il s'agisse de syst\u00e8mes anciens ou de plates-formes modernes, notre objectif n'est pas de courir apr\u00e8s chaque cycle de prix, mais d'aider les concepteurs de syst\u00e8mes \u00e0 s'y retrouver - en associant les bonnes solutions de m\u00e9moire aux bonnes plates-formes, avec une qualit\u00e9 fiable et une disponibilit\u00e9 soutenue.<\/p>\n<p data-start=\"4890\" data-end=\"5004\">Dans un march\u00e9 caract\u00e9ris\u00e9 par une r\u00e9partition changeante et une offre in\u00e9gale, <strong data-start=\"4951\" data-end=\"5003\">la fiabilit\u00e9 reste l'avantage le plus pratique<\/strong>.<\/p>","protected":false},"excerpt":{"rendered":"<p>For system builders and system integrators, memory pricing has entered a confusing phase. DDR4 \u2014 a mature and widely deployed standard \u2014 is becoming more expensive.DDR5 \u2014 the newer generation \u2014 has stopped getting cheaper as many expected. This is not a short-term anomaly.It reflects a structural shift in the global DRAM supply cycle, and&#8230;<\/p>","protected":false},"author":3,"featured_media":3364,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3506","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DDR4 Rising, DDR5 Stabilizing: What the Current DRAM Cycle Means for System Builders -<\/title>\n<meta name=\"description\" content=\"Understand why DDR4 prices are rising while DDR5 stabilizes, and what the current DRAM supply cycle means for system builders, platform planning, and long-term memory sourcing decisions.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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