{"id":4288,"date":"2020-10-30T23:10:41","date_gmt":"2020-10-30T22:10:41","guid":{"rendered":"https:\/\/webhosting.de\/?p=4288"},"modified":"2020-11-03T21:42:40","modified_gmt":"2020-11-03T20:42:40","slug":"solid-state-drive-ssd","status":"publish","type":"post","link":"https:\/\/webhosting.de\/fr\/solid-state-drive-ssd\/","title":{"rendered":"Solid State Drive (SSD)"},"content":{"rendered":"<p>Un Solid State Drive (SSD) est un support de stockage pour la lecture et l'\u00e9criture <a href=\"https:\/\/webhosting.de\/fr\/personenbezogene-daten-sozialen-netzwerken\/\">Donn\u00e9es<\/a> sur une puce semi-conductrice et est l'un des types de disque dur utilis\u00e9s en informatique.<\/p>\n<p>Solid State Drive en g\u00e9n\u00e9ral :<br \/>\nLe SSD est une m\u00e9moire \u00e9lectronique \u00e0 base de semi-conducteurs et est utilis\u00e9 dans la technologie informatique pour stocker des donn\u00e9es. Contrairement aux disques durs rotatifs bas\u00e9s sur le stockage magn\u00e9tique ou les disques optiques, le Solid State Drive ne n\u00e9cessite pas de composants m\u00e9caniques pour la lecture et l'\u00e9criture. Par cons\u00e9quent, le nom \"Drive\" dans Solid State Drive est plut\u00f4t trompeur et fait r\u00e9f\u00e9rence \u00e0 la d\u00e9finition d'un support de stockage couramment utilis\u00e9 dans la technologie informatique.<br \/>\nLes m\u00e9moires SSD se trouvent sur le march\u00e9 sous les formes et les tailles les plus diverses. Le prix varie en fonction de la taille de la m\u00e9moire et de la compacit\u00e9 de la conception, ainsi que du domaine d'application.<\/p>\n<p>Fonctionnalit\u00e9 :<br \/>\nLes disques durs conventionnels avec disques de stockage n\u00e9cessitent une t\u00eate de lecture, qui lit les donn\u00e9es par un mouvement de la surface et rend les donn\u00e9es pertinentes disponibles. Ce principe est similaire \u00e0 celui d'un tourne-disque. Si les donn\u00e9es se trouvent sur une autre zone physiquement distante du disque, le processus de lecture prend un temps relativement long. En revanche, les lecteurs \u00e0 semi-conducteurs utilisent des adresses pour distinguer une zone de donn\u00e9es d'une autre. La distance physique n'est plus un facteur ici, puisque les donn\u00e9es peuvent \u00eatre lues et \u00e9crites ind\u00e9pendamment des autres zones de donn\u00e9es.<\/p>\n<p><a href=\"https:\/\/webhosting.de\/fr\/webhosting-wie-viel-darf-es-kosten\/\">Co\u00fbts<\/a>:<br \/>\nUne bonne fa\u00e7on de comparer les m\u00e9moires SSD est de calculer le co\u00fbt par unit\u00e9 de stockage. Le co\u00fbt du produit est divis\u00e9 par la capacit\u00e9 de stockage, en m\u00e9gaoctets (Mo), gigaoctets (Go) ou t\u00e9raoctets (TB). Plus le co\u00fbt par unit\u00e9 de stockage est faible, moins le stockage est cher. En r\u00e8gle g\u00e9n\u00e9rale, le stockage dans la gamme des t\u00e9raoctets est moins cher que le stockage dans la gamme des gigaoctets ou des m\u00e9gaoctets, car c'est l\u00e0 que les \u00e9conomies d'\u00e9chelle des cellules de stockage entrent en jeu. Pour le client final, ce calcul est extr\u00eamement important pour \u00e9valuer le rapport prix\/performance, mais il est souvent peu utilis\u00e9 ou n'est pas connu. Le facteur d\u00e9cisif n'est donc pas le prix final d'un disque dur SSD, mais le rapport entre le co\u00fbt et la capacit\u00e9 de stockage.<\/p>\n<p>Avantages et inconv\u00e9nients :<br \/>\nEn \u00e9liminant les m\u00e9canismes de lecture et d'\u00e9criture sensibles, un lecteur SSD est consid\u00e9r\u00e9 comme robuste et augmente la r\u00e9sistance aux chocs. En ce qui concerne la tol\u00e9rance \u00e0 la temp\u00e9rature, un SSD offre de meilleures performances \u00e0 la fois en fonctionnement et dans l'environnement de travail du disque dur. <a href=\"https:\/\/webhosting.de\/fr\/bandbreite\/\">Bande passante<\/a>. En raison de leur conception compacte, les SSD se trouvent principalement dans les solutions mobiles telles que les lecteurs MP3 et les cl\u00e9s USB. En raison des faibles temps d'acc\u00e8s, les donn\u00e9es peuvent \u00eatre lues plus rapidement et, entre autres, lorsqu'elles sont utilis\u00e9es en informatique, elles entra\u00eenent une acc\u00e9l\u00e9ration de la phase de d\u00e9marrage dans les ordinateurs portables ou les PC de bureau. Un autre avantage est que les connexions pour la m\u00e9moire SSD ne sont soumises \u00e0 aucune normalisation.<br \/>\nCependant, il existe des diff\u00e9rences significatives dans la qualit\u00e9 de l'entra\u00eenement \u00e0 l'\u00e9tat solide. Il est possible de r\u00e9aliser entre 3 000 et 100 000 op\u00e9rations d'\u00e9criture par cellule de m\u00e9moire. Pour les applications \u00e0 m\u00e9moire intensive, cela peut \u00eatre r\u00e9alis\u00e9 en quelques jours seulement. \u00c0 la fin de la vie, le contenu de ces cellules peut \u00eatre oubli\u00e9 ou les informations ne peuvent plus \u00eatre supprim\u00e9es. Les fabricants contrecarrent cet effet \u00e9lectrique par des algorithmes complexes afin que les diff\u00e9rentes cellules de m\u00e9moire soient utilis\u00e9es de mani\u00e8re aussi uniforme que possible. Ces m\u00e9thodes de distribution varient d'un fabricant \u00e0 l'autre et ne sont ni visibles ni influen\u00e7ables. En fonction de la complexit\u00e9 du processus utilis\u00e9 et de l'application du lecteur \u00e0 semi-conducteurs, la dur\u00e9e de vie est n\u00e9anmoins comparable \u00e0 celle des disques durs classiques.<\/p>","protected":false},"excerpt":{"rendered":"<p>Eine Solid State Drive (kurz SSD) ist ein Speichermedium zum Lesen und Schreiben von Daten auf einen Halbleiterchip und z\u00e4hlt zu den Festplattentypen in der Computertechnik. Solide State Drive Allgemein: Die SSD ist ein elektronischer Speicher auf Halbleiterbasis und wird in der Computertechnik zum Speichern von Daten genutzt. Im Gegensatz zu rotierenden Festplatten auf Magnetspeicherbasis 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