{"id":235798,"date":"2026-07-28T12:14:14","date_gmt":"2026-07-28T12:14:14","guid":{"rendered":"https:\/\/www.europesays.com\/ch-fr\/235798\/"},"modified":"2026-07-28T12:14:14","modified_gmt":"2026-07-28T12:14:14","slug":"asrock-propose-la-radeon-rx-9050-challenger-4-go-un-modele-dentree-de-gamme-par-rapport-a-la-carte-de-8-go-elle-meme-deja-allegee","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ch-fr\/235798\/","title":{"rendered":"ASRock propose la Radeon RX 9050 Challenger 4 Go, un mod\u00e8le d&rsquo;entr\u00e9e de gamme par rapport \u00e0 la carte de 8 Go, elle-m\u00eame d\u00e9j\u00e0 all\u00e9g\u00e9e."},"content":{"rendered":"<p>\t\t<a href=\"https:\/\/www.notebookcheck.biz\/fileadmin\/Notebooks\/News\/_nc5\/9050_4.jpg\" title=\"Le RX 9050 Challenger\" data-caption=\"Le RX 9050 Challenger\" rel=\"nofollow noopener\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ch-fr\/wp-content\/uploads\/2026\/07\/csm_9050_4_e87243b8cd.jpg\" loading=\"lazy\" width=\"240\" height=\"122\" alt=\"Le RX 9050 Challenger\"\/><\/p>\n<p>\u24d8 ASRock<\/p>\n<p><\/a>Le RX 9050 Challenger<\/p>\n<p>ASRock a r\u00e9f\u00e9renc\u00e9 une carte Radeon RX 9050 Challenger dot\u00e9e de 4 Go de m\u00e9moire GDDR6 et d\u2019un bus de 64 bits, ce qui r\u00e9duit de moiti\u00e9 la bande passante et la capacit\u00e9 par rapport au mod\u00e8le \u00e0 8 Go, d\u00e9j\u00e0 limit\u00e9. Destin\u00e9e aux march\u00e9s sensibles au prix dans un contexte de p\u00e9nurie de m\u00e9moire, le prix, la disponibilit\u00e9 et les caract\u00e9ristiques de consommation de cette carte restent \u00e0 confirmer.<\/p>\n<p class=\"bodytext\">La page des caract\u00e9ristiques techniques d\u2019ASRock confirme l\u2019existence d\u2019une Radeon RX 9050 Challenger de 4 Go, dont la capacit\u00e9 de m\u00e9moire est r\u00e9duite de moiti\u00e9 par rapport \u00e0 la variante de 8 Go annonc\u00e9e par ASRock pour les march\u00e9s de l\u2019Asie-Pacifique et d\u2019Am\u00e9rique latine. Les deux mod\u00e8les utilisent la puce Navi 44 et disposent de 16 unit\u00e9s de calcul (1 024 processeurs de flux), soit la moiti\u00e9 du nombre de shaders de la RX 9060 XT, qui utilise la m\u00eame puce.<\/p>\n<p>\tCapture d&rsquo;\u00e9cran de la page des caract\u00e9ristiques techniques de la RX 9050 Challenger 4 Go<\/p>\n<p class=\"bodytext\">La carte de 4 Go r\u00e9duit de moiti\u00e9 la largeur de bus m\u00e9moire \u00e0 64 bits, en plus de diviser par deux sa capacit\u00e9, par rapport \u00e0 l\u2019interface de 128 bits du mod\u00e8le de 8 Go. La vitesse de la m\u00e9moire reste de 18 Gbps sur les deux mod\u00e8les ; la bande passante de la carte de 4 Go est donc r\u00e9duite de moiti\u00e9, passant de 288 Go\/s \u00e0 144 Go\/s.<\/p>\n<p>L\u2019existence d\u2019une r\u00e9f\u00e9rence d\u2019entr\u00e9e de gamme de 4 Go, situ\u00e9e en dessous d\u2019une carte de 8 Go d\u00e9j\u00e0 all\u00e9g\u00e9e, refl\u00e8te \u00e0 quel point l\u2019allocation et la tarification de la GDDR6 sont devenues tendues cette ann\u00e9e, la demande en DRAM li\u00e9e \u00e0 l\u2019IA poussant les fournisseurs de m\u00e9moire vers la HBM et la DDR5 pour serveurs, au d\u00e9triment de l\u2019approvisionnement en m\u00e9moire GPU grand public. Cette r\u00e9duction de capacit\u00e9 offre en outre \u00e0 AMD et \u00e0 ses partenaires fabricants de cartes graphiques un nouveau segment de prix \u00e0 cibler sur les march\u00e9s sensibles aux co\u00fbts. Toutefois, la capacit\u00e9 de 8 Go \u00e9tant jug\u00e9e insuffisante pour de nombreux jeux modernes, il est difficile d\u2019imaginer quel pourrait \u00eatre le public cible de la RX 9050 4 Go.<\/p>\n<p class=\"bodytext\">ASRock n\u2019a communiqu\u00e9 ni les prix, ni les zones de disponibilit\u00e9, ni le TDP pour aucune des deux variantes de la RX 9050. Le mod\u00e8le \u00e0 8 Go a \u00e9t\u00e9 confirm\u00e9 pour l\u2019Asie-Pacifique et l\u2019Am\u00e9rique latine uniquement, aucun lancement n\u2019\u00e9tant pr\u00e9vu en Europe ni aux \u00c9tats-Unis, et la carte \u00e0 4 Go semble suivre le m\u00eame positionnement r\u00e9gional ax\u00e9 sur les petits budgets plut\u00f4t que de faire l\u2019objet d\u2019une sortie mondiale.<\/p>\n<p>\t<a href=\"\"><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ch-fr\/wp-content\/uploads\/2026\/07\/1785240853_996_csm_Giang-Bu__i-July-2026_1a66831cc2.jpg\" loading=\"lazy\" width=\"120\" height=\"120\" alt=\"B\u00f9i Giang\"\/><\/a><a href=\"\"><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/ch-fr\/wp-content\/uploads\/2026\/07\/1785240854_260_csm_ninh_duy_ee54bf9777.jpg\" loading=\"lazy\" width=\"120\" height=\"120\" alt=\"DeepL \/ Ninh Duy\"\/><\/a>Translator: <a href=\"\" class=\"j_name\">Ninh Ngoc Duy<\/a> &#8211; Editorial Assistant  &#8211; 812131 articles published on Notebookcheck since 2008<\/p>\n","protected":false},"excerpt":{"rendered":"\u24d8 ASRock Le RX 9050 Challenger ASRock a r\u00e9f\u00e9renc\u00e9 une carte Radeon RX 9050 Challenger dot\u00e9e de 4&hellip;\n","protected":false},"author":2,"featured_media":235799,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[7],"tags":[6381,13138,52132,12234,15962,52125,20147,52128,52127,52126,52130,74,11640,52133,52131,52124,70,26077,52129,72,52134,71,52123,61,57,59,58,23,60,62,73,25829],"class_list":["post-235798","post","type-post","status-publish","format-standard","has-post-thumbnail","category-sciences-et-technologies","tag-amd","tag-asrock","tag-bande-passante-gpu","tag-carte-graphique","tag-challenger","tag-gddr6","tag-gpu","tag-gpu-4-go","tag-gpu-economique","tag-gpu-gaming","tag-graphismes-amd","tag-informations-sur-des-ordinateurs-portatifs","tag-jeux-pc","tag-memoire-graphique","tag-memoire-video","tag-navi44","tag-nouvelles","tag-radeon","tag-radeon-rx9050","tag-rapport","tag-rdna4","tag-revues","tag-rx9050","tag-science","tag-science-and-technology","tag-sciences","tag-sciences-et-technologies","tag-suisse","tag-technologies","tag-technology","tag-test","tag-vram"],"share_on_mastodon":{"url":"","error":"Validation failed: Text character limit of 500 exceeded"},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/posts\/235798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/comments?post=235798"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/posts\/235798\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/media\/235799"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/media?parent=235798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/categories?post=235798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ch-fr\/wp-json\/wp\/v2\/tags?post=235798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}