{"id":757977,"date":"2023-01-25T12:15:00","date_gmt":"2023-01-25T11:15:00","guid":{"rendered":"https:\/\/www.tomshardware.fr\/?p=757977"},"modified":"2023-07-21T14:11:28","modified_gmt":"2023-07-21T12:11:28","slug":"un-redditor-deterre-une-prototype-damd-radeon-pro-v420","status":"publish","type":"post","link":"https:\/\/www.tomshardware.fr\/un-redditor-deterre-une-prototype-damd-radeon-pro-v420\/","title":{"rendered":"Un prototype d&#8217;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor"},"content":{"rendered":"\n<p>Une Radeon in\u00e9dite a fait irruption sur Reddit. Il ne s\u2019agit pas de la prochaine RX 7000 d\u2019AMD, mais tr\u00e8s vraisemblablement d\u2019une carte abandonn\u00e9e qui \u00e9tait bas\u00e9e sur le GPU Vega 20. Lanc\u00e9 fin 2018, ce GPU sous architecture Vega, le premier grav\u00e9 en 7 nm, a \u00e9quip\u00e9 de nombreuses r\u00e9f\u00e9rences&nbsp;: Radeon Instinct MI60, MI50, Pro Vega II, <a href=\"https:\/\/www.tomshardware.fr\/test-radeon-vii-amd-rtx-2080\/\">Radeon VII<\/a>, <a href=\"https:\/\/www.tomshardware.fr\/amd-presente-la-radeon-pro-vii-un-modele-vendu-1899-dollars\/\">Radeon Pro VII<\/a>\u2026 Il \u00e9tait aussi cens\u00e9 armer une AMD Radeon Pro V420, r\u00e9f\u00e9rence qui n\u2019a finalement jamais vu le jour. Les clich\u00e9s publi\u00e9s sur le r\u00e9seau social d\u00e9voilent une carte ressemblant fort \u00e0 cette derni\u00e8re.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro.jpg\"><img alt=\"Image 1 : Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" decoding=\"async\" width=\"1024\" height=\"575\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-1024x575.jpg\" alt=\"\" class=\"wp-image-757979\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-1024x575.jpg 1024w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-300x169.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-150x84.jpg 150w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-200x112.jpg 200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-250x140.jpg 250w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-350x197.jpg 350w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-400x225.jpg 400w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-450x253.jpg 450w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-500x281.jpg 500w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-550x309.jpg 550w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-600x337.jpg 600w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-640x360.jpg 640w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-710x399.jpg 710w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-755x424.jpg 755w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro-1320x742.jpg 1320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonpro.jpg 1648w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Prototype Radeon Pro \u00a9 NeedsMoreGPUs<\/figcaption><\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup.jpg\"><img alt=\"Image 2 : Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" decoding=\"async\" width=\"1024\" height=\"446\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-1024x446.jpg\" alt=\"\" class=\"wp-image-757983\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-1024x446.jpg 1024w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-300x131.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-150x65.jpg 150w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-200x87.jpg 200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-250x109.jpg 250w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-350x153.jpg 350w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-400x174.jpg 400w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-450x196.jpg 450w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-500x218.jpg 500w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-550x240.jpg 550w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-600x262.jpg 600w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-640x279.jpg 640w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-710x309.jpg 710w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup-755x329.jpg 755w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/radeonprotechpowerup.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">AMD Radeon Pro V420 \u00a9 TechPowerUp<\/figcaption><\/figure><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p><strong>A lire aussi, les derni\u00e8res actualit\u00e9s concernant les cartes graphiques Radeon d&#8217;AMD :<\/strong><\/p>\n\n\n\n    <ul>\n                    <li><a href=\"https:\/\/www.tomshardware.fr\/radeon-rx-8000-quatre-cartes-mais-peu-devolution-amd-en-manque-dinspiration\/\">Radeon RX 8000 : quatre cartes mais peu d&#8217;\u00e9volution, AMD en manque d&#8217;inspiration\u00a0?<\/a><\/li>\n                    <li><a href=\"https:\/\/www.tomshardware.fr\/une-rx-8000-en-fuite-seme-le-doute-sur-les-performances-de-rdna-4\/\">Une RX 8000 en fuite s\u00e8me le doute sur les performances de RDNA 4<\/a><\/li>\n                    <li><a href=\"https:\/\/www.tomshardware.fr\/des-rx-8800-xt-en-fin-dannee-et-moitie-moins-cheres-quune-rtx-4080-super\/\">Des RX 8800 XT en fin d&#8217;ann\u00e9e et moiti\u00e9 moins ch\u00e8res qu&#8217;une RTX 4080 SUPER\u00a0?<\/a><\/li>\n                    <li><a href=\"https:\/\/www.tomshardware.fr\/prioritaires-les-rx-8000-enterrent-le-projet-de-radeon-rx-7000-dentree-de-gamme\/\">Prioritaires, les RX 8000 enterrent le projet de Radeon RX 7000 d&#8217;entr\u00e9e de gamme<\/a><\/li>\n            <\/ul>\n\n<\/div><\/div>\n\n\n\n<p>Les photographies du PCB exhibe le GPU Vega 20. Celui-ci a une surface 331 mm\u00b2. Il poss\u00e8de ici quatre piles de m\u00e9moire HBM2 haute vitesse, pour 32 Go de VRAM. L\u2019alimentation s\u2019effectue via des connecteurs PCIe 8 et 6 broches, soit une puissance maximale de 300 W. GPU-Z rapporte une fr\u00e9quence de 1700 MHz. Une fr\u00e9quence courante pour ce GPU, qui atteint au mieux 1800 MHz au sein de la Radeon Instinct MI60. Enfin, ce prototype exploite l\u2019int\u00e9gralit\u00e9 du Vega 20&nbsp;: 64 unit\u00e9s de calcul&nbsp;\/ 4096 processeurs de flux.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu.jpg\"><img alt=\"Image 3 : Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" decoding=\"async\" width=\"1024\" height=\"405\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-1024x405.jpg\" alt=\"\" class=\"wp-image-757981\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-1024x405.jpg 1024w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-300x119.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-150x59.jpg 150w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-200x79.jpg 200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-250x99.jpg 250w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-350x139.jpg 350w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-400x158.jpg 400w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-450x178.jpg 450w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-500x198.jpg 500w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-550x218.jpg 550w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-600x238.jpg 600w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-640x253.jpg 640w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-710x281.jpg 710w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-755x299.jpg 755w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu-1320x523.jpg 1320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">\u00a9 NeedsMoreGPUs<\/figcaption><\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2.jpg\"><img alt=\"Image 4 : Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" decoding=\"async\" width=\"1024\" height=\"420\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-1024x420.jpg\" alt=\"\" class=\"wp-image-757982\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-1024x420.jpg 1024w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-300x123.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-150x61.jpg 150w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-200x82.jpg 200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-250x102.jpg 250w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-350x143.jpg 350w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-400x164.jpg 400w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-450x184.jpg 450w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-500x205.jpg 500w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-550x225.jpg 550w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-600x246.jpg 600w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-640x262.jpg 640w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-710x291.jpg 710w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-755x309.jpg 755w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2-1320x541.jpg 1320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/gpu2.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">\u00a9 NeedsMoreGPUs<\/figcaption><\/figure><\/div><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-des-performances-au-niveau\">Des performances au niveau <\/h2>\n\n\n\n<p>Le redditor (NeedsMoreGPUs) rapporte des temp\u00e9ratures inf\u00e9rieures \u00e0 80\u00b0C lors de ses tests, avec un ventilateur moulinant \u00e0 3800 tr\/min. La carte d\u00e9livre jusqu&#8217;\u00e0 6,4 TFLOPS de performance FP64. C\u2019est une valeur \u00e9quivalente \u00e0 celle de la Radeon Pro VII mais inf\u00e9rieure (15,6 %) \u00e0 celle de l\u2019Instinct MI60 (7,4 TFLOPS).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro.jpg\"><img alt=\"Image 5 : Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" decoding=\"async\" width=\"1024\" height=\"577\" src=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-1024x577.jpg\" alt=\"\" class=\"wp-image-757980\" srcset=\"https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-1024x577.jpg 1024w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-300x169.jpg 300w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-150x85.jpg 150w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-200x113.jpg 200w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-250x141.jpg 250w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-350x197.jpg 350w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-400x226.jpg 400w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-450x254.jpg 450w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-500x282.jpg 500w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-550x310.jpg 550w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-600x338.jpg 600w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-640x361.jpg 640w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-710x400.jpg 710w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-755x426.jpg 755w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro-1320x744.jpg 1320w, https:\/\/www.tomshardware.fr\/content\/uploads\/sites\/3\/2023\/01\/specsradeonpro.jpg 1644w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">\u00a9 NeedsMoreGPUs<\/figcaption><\/figure><\/div>\n\n\n<p>L\u2019auteur ne pr\u00e9cise pas la provenance de ce prototype. Il \u00e9crit simplement qu&#8217;il propose &#8220;un coup d&#8217;\u0153il rapide \u00e0 un \u00e9chantillon non commercialis\u00e9 de Radeon Pro Engineering &#8211; avec un Vega 20 7 nm enti\u00e8rement activ\u00e9 (4096 Shaders, 32 Go HBM2) de la fin 2018&#8221;. AMD n\u2019a jamais expliqu\u00e9 les raisons du non-lancement de la Radeon Pro V420. Les caract\u00e9ristiques et les performances du prototype d\u00e9peignent pourtant ce qui aurait pu aboutir \u00e0 une excellente carte graphique professionnelle en 2018.<\/p>\n\n\n\n<p class=\"has-small-font-size\"><em>Source : <a href=\"https:\/\/www.reddit.com\/r\/Amd\/comments\/10ix3jq\/a_quick_look_at_an_unreleased_radeon_pro\/\" target=\"_blank\" rel=\"noreferrer noopener\">Reddit<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un prototype d'une Radeon Pro, \u00e0 l\u2019esth\u00e9tique et aux caract\u00e9ristiques tr\u00e8s similaires de celles de la Radeon Pro V420, une carte graphique professionnelle qu'AMD n'a jamais commercialis\u00e9e. Les prestations du prototype sont pourtant tr\u00e8s bonnes\u2026<\/p>","protected":false},"author":87,"featured_media":757978,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[487,4072],"tags":[578],"hubs":[],"class_list":["post-757977","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-cartes-graphiques","tag-radeon"],"acf":{"display_mode":"medium-img","post_show_excerpt":true,"post_show_in_home":false,"post_source":"","hide_sidebar":false,"hide_advertising":false,"post_show_summary":false},"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>Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor<\/title>\n<meta name=\"description\" content=\"Un prototype d&#039;une Radeon Pro, \u00e0 l\u2019esth\u00e9tique et aux caract\u00e9ristiques tr\u00e8s similaires de celles de la Radeon Pro V420, une carte graphique professionnelle qu&#039;AMD n&#039;a jamais commercialis\u00e9e. Les prestations du prototype sont pourtant tr\u00e8s bonnes et auraient donn\u00e9 une tr\u00e8s bonne carte en 2018.\" \/>\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\/un-redditor-deterre-une-prototype-damd-radeon-pro-v420\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un prototype d&#039;AMD Radeon Pro V420 d\u00e9terr\u00e9 par un redditor\" \/>\n<meta property=\"og:description\" content=\"Un prototype d&#039;une Radeon Pro, \u00e0 l\u2019esth\u00e9tique et aux caract\u00e9ristiques tr\u00e8s similaires de celles de la Radeon Pro V420, une carte graphique professionnelle qu&#039;AMD n&#039;a jamais commercialis\u00e9e. 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