{"id":900682,"date":"2025-01-15T08:19:00","date_gmt":"2025-01-15T07:19:00","guid":{"rendered":"https:\/\/www.tomshardware.fr\/?p=900682"},"modified":"2025-01-15T01:23:24","modified_gmt":"2025-01-15T00:23:24","slug":"nvidia-annonce-une-bonne-nouvelle-pour-les-rtx-40-elles-auront-droit-a-cette-fonctionnalite","status":"publish","type":"post","link":"https:\/\/www.tomshardware.fr\/nvidia-annonce-une-bonne-nouvelle-pour-les-rtx-40-elles-auront-droit-a-cette-fonctionnalite\/","title":{"rendered":"Nvidia annonce une bonne nouvelle pour les RTX 40, elles auront droit \u00e0 cette fonctionnalit\u00e9"},"content":{"rendered":"\n<p>NVIDIA a confirm\u00e9 une mise \u00e0 jour de sa technologie de g\u00e9n\u00e9ration de trames DLSS pour les cartes graphiques de la s\u00e9rie RTX 40. Cette am\u00e9lioration vise \u00e0 r\u00e9duire la consommation de m\u00e9moire vid\u00e9o (VRAM) tout en augmentant les performances globales, en exploitant un mod\u00e8le d&#8217;intelligence artificielle optimis\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c9volution de la technologie DLSS<\/h2>\n\n\n\n<p>Introduite avec DLSS 3.0, la technologie de g\u00e9n\u00e9ration de trames a \u00e9t\u00e9 con\u00e7ue pour combler les lacunes entre les images rendues, offrant ainsi une exp\u00e9rience de jeu plus fluide. Depuis son lancement, NVIDIA a continuellement am\u00e9lior\u00e9 cette technologie, en augmentant la qualit\u00e9 de l&#8217;upscaling et les performances. La derni\u00e8re mise \u00e0 jour, pr\u00e9vue pour les <a href=\"https:\/\/www.tomshardware.fr\/test-geforce-rtx-4070-ti-super-bien-moins-chere-quune-4080-plus-rapide-quune-4070-ti\/\">GPU RTX 40<\/a>, introduit un nouveau mod\u00e8le d&#8217;IA, similaire \u00e0 celui des cartes RTX 50, bien que ces derni\u00e8res b\u00e9n\u00e9ficient de fonctionnalit\u00e9s suppl\u00e9mentaires comme la g\u00e9n\u00e9ration multi-trames.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-1200x675.jpg\" alt=\"nvidia dlss 4 fonctionnalit\u00e9s\" class=\"wp-image-900684\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-1200x675.jpg 1200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-300x169.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-768x432.jpg 768w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-1536x864.jpg 1536w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-scaled.jpg 2048w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-plan-1320x743.jpg 1320w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p>Jacob Freeman, un porte-parole de NVIDIA, a pr\u00e9cis\u00e9 que cette mise \u00e0 jour permettrait de r\u00e9duire la latence et de diminuer la consommation de VRAM, lib\u00e9rant ainsi des ressources pour d&#8217;autres aspects des jeux, tels que les textures ou les mods. Par exemple, dans un cas pr\u00e9cis, la nouvelle version DLSS a permis d&#8217;\u00e9conomiser 400 Mo de VRAM tout en augmentant l\u00e9g\u00e8rement les images par seconde (fps). Bien que l&#8217;am\u00e9lioration puisse sembler minime, elle pourrait \u00eatre significative pour les utilisateurs de GPU dot\u00e9s de 8 Go de VRAM, souvent limit\u00e9s dans les jeux modernes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nouvelles fonctionnalit\u00e9s avec DLSS 4.0<\/h2>\n\n\n\n<p>La mise \u00e0 jour DLSS 4.0 apporte plusieurs avanc\u00e9es notables, dont :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>G\u00e9n\u00e9ration de trames am\u00e9lior\u00e9e<\/strong> : disponible pour les GPU RTX 40 et <a href=\"https:\/\/www.tomshardware.fr\/nvidia-geforce-rtx-5090-et-5080-voici-quand-on-connaitra-leurs-reelles-performances\/\">RTX 50<\/a>.<\/li>\n\n\n\n<li><strong>Ray Reconstruction am\u00e9lior\u00e9e<\/strong> : pour une gestion plus pr\u00e9cise des effets de ray tracing.<\/li>\n\n\n\n<li><strong>Super R\u00e9solution et DLAA<\/strong> (Deep Learning Anti-Aliasing) : DLAA est actuellement en phase b\u00eata et compatible avec toutes les s\u00e9ries de GPU RTX, de la 20 \u00e0 la 50.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1200\" height=\"898\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-1200x898.jpg\" alt=\"nvidia dlss comparaison\" class=\"wp-image-900683\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-1200x898.jpg 1200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-300x224.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-768x574.jpg 768w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-1536x1149.jpg 1536w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-320x240.jpg 320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4-1320x987.jpg 1320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/comparaison-dlss-2-Vs-dlss3-dlss4.jpg 1905w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p>Cependant, la g\u00e9n\u00e9ration multi-trames reste exclusive aux cartes RTX 50. Pour les utilisateurs de RTX 40, ces mises \u00e0 jour repr\u00e9sentent n\u00e9anmoins une am\u00e9lioration notable de l&#8217;exp\u00e9rience de jeu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Impact sur la latence<\/h2>\n\n\n\n<p>L&#8217;un des d\u00e9fis de la g\u00e9n\u00e9ration de trames DLSS est la latence d&#8217;entr\u00e9e accrue, due au temps n\u00e9cessaire pour pr\u00e9dire et rendre des trames suppl\u00e9mentaires.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"736\" height=\"564\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-sur-rtx-40.jpg\" alt=\"performances dlss 4 vs absence de dlss\" class=\"wp-image-900686\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-sur-rtx-40.jpg 736w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2025\/01\/nvidia-dlss4-sur-rtx-40-300x230.jpg 300w\" sizes=\"(max-width: 736px) 100vw, 736px\" \/><\/figure><\/div>\n\n\n<p>NVIDIA affirme que DLSS 4.0 r\u00e9duit cette latence, bien que des analyses comparatives montrent des r\u00e9sultats similaires entre les versions DLSS 2.0, 3.5 et 4.0. La technologie NVIDIA Reflex, int\u00e9gr\u00e9e aux versions DLSS 3.5 et 4.0, joue un r\u00f4le cl\u00e9 dans la gestion de la latence, offrant des performances comparables \u00e0 celles de DLSS 2.0.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Seulement &#8220;une partie&#8221; du DLSS 4 sera disponible<\/h2>\n\n\n\n<p>Cette mise \u00e0 jour de la g\u00e9n\u00e9ration de trames DLSS pour les GPU RTX 40 illustre l&#8217;engagement de NVIDIA \u00e0 optimiser les performances et l&#8217;efficacit\u00e9 des ressources, m\u00eame pour les g\u00e9n\u00e9rations de GPU ant\u00e9rieures. Bien qu&#8217;elle n&#8217;introduise pas toutes les innovations r\u00e9serv\u00e9es aux GPU RTX 50, elle offre des avantages significatifs pour les utilisateurs, en particulier ceux disposant de cartes graphiques aux ressources limit\u00e9es. Pour les joueurs exigeants, ces am\u00e9liorations repr\u00e9sentent une opportunit\u00e9 d&#8217;exploiter pleinement les capacit\u00e9s de leur mat\u00e9riel tout en anticipant les exigences des jeux \u00e0 venir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nvidia a annonc\u00e9 le DLSS 4 sur les cartes RTX 40, une aubaine pour les joueurs qui ne verront pas leurs performances diminuer autant que pr\u00e9vu, face aux RTX 50.<\/p>","protected":false},"author":133,"featured_media":900685,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4072],"tags":[],"hubs":[],"class_list":["post-900682","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cartes-graphiques"],"acf":{"display_mode":"medium-img","post_show_excerpt":true,"post_show_in_home":true,"post_show_summary":false,"post_source":"","hide_sidebar":false,"hide_advertising":false,"custom_ga_words":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v23.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nvidia annonce une bonne nouvelle pour les RTX 40, elles auront droit \u00e0 cette fonctionnalit\u00e9<\/title>\n<meta name=\"description\" content=\"Nvidia a annonc\u00e9 le DLSS 4 sur les cartes RTX 40, une aubaine pour les joueurs qui ne verront pas 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