{"id":586573,"date":"2020-07-30T00:45:41","date_gmt":"2020-07-29T22:45:41","guid":{"rendered":"https:\/\/www.tomshardware.fr\/?p=586573"},"modified":"2023-09-23T11:05:41","modified_gmt":"2023-09-23T09:05:41","slug":"amd-confirme-le-5-nm-pour-larchitecture-zen-4","status":"publish","type":"post","link":"https:\/\/www.tomshardware.fr\/amd-confirme-le-5-nm-pour-larchitecture-zen-4\/","title":{"rendered":"AMD confirme le 5 nm pour l\u2019architecture Zen 4"},"content":{"rendered":"\n

Lors de la pr\u00e9sentation de ses r\u00e9sultats financiers du deuxi\u00e8me trimestre, outre l\u2019annonce d\u2019un chiffre d\u2019affaires en hausse de 26 % par rapport \u00e0 l’ann\u00e9e pr\u00e9c\u00e9dente, AMD a donn\u00e9 quelques informations concernant l\u2019avenir. Contrairement \u00e0 Intel, la feuille de route de l\u2019entreprise est respect\u00e9e. Lisa Su a ainsi garanti le lancement de puces Zen 3 \u00e0 destination des centres de donn\u00e9es et du grand public d\u2019ici la fin d\u2019ann\u00e9e 2020. Autrement dit, les processeurs Milan dans le premier cas, les Ryzen 4000 Vermeer dans le second.<\/p>\n\n\n

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Confirmation aussi d\u2019une commercialisation avant 2021 pour les GPU grand public sous architecture RDNA2 et des GPU CDNA<\/a>. Pour rappel, l’architecture RDNA2 introduira le ray tracing mat\u00e9riel du c\u00f4t\u00e9 de l’\u00e9curie rouge, ainsi que le Variable Rate Shading – des technologies qui seront, du reste, int\u00e9gr\u00e9es aux consoles next-generation<\/em>, les Xbox Series X et PlayStation 5, et dont l’apparition ne relevait pas du grand secret dans le march\u00e9 PC. AMD parle d’un “ratio performances\/Watt accru de pr\u00e8s de 50%<\/em>“, par rapport \u00e0 l’actuelle architecture RDNA. L’architecture CDNA vise, quant \u00e0 elle, le secteur des HPC. Elle s’articule donc en particulier autour d’unit\u00e9s dop\u00e9es en mati\u00e8re de calcul tensoriel, dans la veine des coeurs Tensor des GPU de NVIDIA.<\/p>\n\n\n\n

Intel en difficult\u00e9 sur le 7 nm, les premiers processeurs repouss\u00e9s d\u2019un an<\/strong><\/p>\n\n\n\n

Incertitude sur l\u2019architecture RDNA 3<\/h2>\n\n\n\n

Au sujet de la micro-architecture Zen 4 , Lisa Su a \u00e9galement certifi\u00e9 qu\u2019elle serait en 5 nm. Cela concerne les processeurs EPYC Genoa, qu\u2019on retrouvera notamment dans le supercalculateur El Capitan<\/a>. On suppose donc que les “Ryzen 5000”, les successeurs des Ryzen 4000, b\u00e9n\u00e9ficieront du m\u00eame traitement. L’architecture Zen 4 devrait ainsi voir le jour \u00e0 l’horizon fin-2021 \/ d\u00e9but 2022, \u00e0 en croire la pr\u00e9sentation.<\/p>\n\n\n\n

En revanche, pour les GPU RDNA 3, la finesse de gravure reste inconnue. L\u2019entreprise pr\u00e9cise simplement qu\u2019ils b\u00e9n\u00e9ficieront d\u2019un \u00ab n\u0153ud avanc\u00e9 \u00bb.<\/p>\n","protected":false},"excerpt":{"rendered":"

Et assure que les processeurs Zen 3 et les GPU RDNA 2 arrivent dans quelques semaines.<\/p>","protected":false},"author":87,"featured_media":586575,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"ep_exclude_from_search":false,"footnotes":""},"categories":[487,4072,4071],"tags":[551],"hubs":[],"acf":{"display_mode":"medium-img","post_show_excerpt":true,"post_source":"","hide_sidebar":false,"hide_advertising":false,"post_show_in_home":false},"yoast_head":"\nAMD confirme le 5 nm pour l\u2019architecture Zen 4<\/title>\n<meta name=\"description\" content=\"Et assure que les processeurs Zen 3 et les GPU RDNA 2 arrivent dans quelques semaines.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tomshardware.fr\/amd-confirme-le-5-nm-pour-larchitecture-zen-4\/\" \/>\n<meta property=\"og:locale\" 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