{"id":282352,"date":"2018-07-31T15:00:00","date_gmt":"2018-07-31T13:00:00","guid":{"rendered":"https:\/\/cms.galaxiemedia.fr\/tomshardware\/2018\/07\/31\/amd-officialise-son-chipset-b450-et-renforce-le-milieu-de-gamme\/"},"modified":"2023-09-22T08:09:27","modified_gmt":"2023-09-22T06:09:27","slug":"amd-officialise-son-chipset-b450-et-renforce-le-milieu-de-gamme","status":"publish","type":"post","link":"https:\/\/www.tomshardware.fr\/amd-officialise-son-chipset-b450-et-renforce-le-milieu-de-gamme\/","title":{"rendered":"AMD officialise son chipset B450 et renforce le milieu de gamme"},"content":{"rendered":"

\"Image<\/span><\/span><\/span><\/span><\/p>\n

Si le nouveau chipset B450 a d\u00e9j\u00e0 \u00e9t\u00e9 aper\u00e7u sur un certain nombre de cartes m\u00e8res MSI, Gigabyte, Asus ou ASRock, avec des mod\u00e8les propos\u00e9s sous les 100 euros<\/a>, c’est aujourd’hui que le constructeur officialise cette nouvelle puce de milieu de gamme. Il ne s’agit pas vraiment d’une r\u00e9volution par rapport \u00e0 son pr\u00e9d\u00e9cesseur, le B350, mais le chipset B450 apporte tout de m\u00eame quelques nouveaut\u00e9s, avec par exemple le support des r\u00e9cents Ryzen 2000 d\u00e8s sa sortie, ainsi que la technologie StoreMI.<\/p>\n

Un B350 am\u00e9lior\u00e9<\/h3>\n

StoreMI<\/strong>, d\u00e9j\u00e0 pr\u00e9sent sur le X470, permet de coupler un SSD et un HDD tr\u00e8s simplement et \u00e0 la vol\u00e9e afin de tirer partie de la vitesse de l’un et de la capacit\u00e9 de l’autre. Cette technologie place les fichiers acc\u00e9d\u00e9s les plus fr\u00e9quemment sur le support de stockage le plus rapide, tout en affichant une consommation CPU n\u00e9gligeable (1 \u00e0 2%).<\/p>\n

\"Image<\/span><\/span><\/span><\/span><\/p>\n

Le chipset B450 permet \u00e9galement d’overclocker son processeur Ryzen (mais c’\u00e9tait d\u00e9j\u00e0 le cas sur le B350) et de b\u00e9n\u00e9ficier des technologies XFR2 Enhanced et Precision Boost Overdrive. Les 24 lignes PCIe et l’absence de la prise en charge du PCIe Bifurcation (qui permet par exemple de\u00a0 \u00ab couper \u00bb un lien 16x en deux liens 8x), r\u00e9serv\u00e9 aux X370\/X470, ne changent pas par rapport au B350. En r\u00e9sum\u00e9, si vous poss\u00e9dez d\u00e9j\u00e0 une carte m\u00e8re B350, inutile de la changer pour un mod\u00e8le B450. En revanche, si vous envisagez d’acheter une plateforme Ryzen de milieu de gamme, la question ne se pose m\u00eame pas, sautez sur une carte m\u00e8re B450 !<\/p>\n

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\"Image<\/span><\/td>\n\"Image<\/span><\/td>\n<\/tr>\n<\/table><\/div>\n

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StoreMI en milieu de gamme.<\/p>","protected":false},"author":9,"featured_media":282353,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"ep_exclude_from_search":false,"footnotes":""},"categories":[487,4074],"tags":[551],"hubs":[],"acf":{"post_show_excerpt":true,"post_source":{"title":"Tom's Hardware FR","url":"http:\/\/www.presence-pc.com\/","target":""}},"yoast_head":"\nAMD officialise son chipset B450 et renforce le milieu de gamme<\/title>\n<meta name=\"description\" content=\"StoreMI en milieu de gamme.\" \/>\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-officialise-son-chipset-b450-et-renforce-le-milieu-de-gamme\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"AMD 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