{"id":4235,"date":"2026-06-03T17:41:19","date_gmt":"2026-06-03T09:41:19","guid":{"rendered":"https:\/\/oretonstorage.com\/?p=4235"},"modified":"2026-06-03T17:41:19","modified_gmt":"2026-06-03T09:41:19","slug":"quelle-generation-pcie-est-prise-en-charge-par-mon-emplacement-ssd","status":"publish","type":"post","link":"https:\/\/oretonstorage.com\/fr\/blog\/quelle-generation-pcie-est-prise-en-charge-par-mon-emplacement-ssd","title":{"rendered":"Quelle g\u00e9n\u00e9ration PCIe votre emplacement SSD prend-il en charge ?"},"content":{"rendered":"<h3 data-section-id=\"15iqn27\" data-start=\"57\" data-end=\"191\"><span role=\"text\"><em data-start=\"61\" data-end=\"191\">Comprendre les v\u00e9ritables diff\u00e9rences entre les SSD PCIe 3.0, 4.0 et 5.0 \u2014 et comment v\u00e9rifier la compatibilit\u00e9 de votre carte m\u00e8re en 2026<\/em><\/span><\/h3>\n<p data-start=\"193\" data-end=\"359\">Les SSD PCIe sont souvent commercialis\u00e9s avec des chiffres de vitesse impressionnants : 7 000 Mo\/s, 10 000 Mo\/s, voire 14 000 Mo\/s. Mais dans la pratique, de nombreux utilisateurs se posent toujours la m\u00eame question :<\/p>\n<blockquote data-start=\"361\" data-end=\"481\">\n<p data-start=\"363\" data-end=\"481\">Pourquoi mon SSD n'atteint-il pas la vitesse annonc\u00e9e ?<br data-start=\"410\" data-end=\"413\" \/>Et comment puis-je savoir si ma carte m\u00e8re prend en charge le PCIe 4.0 ou 5.0 ?<\/p>\n<\/blockquote>\n<p data-start=\"483\" data-end=\"639\">La r\u00e9ponse ne tient que rarement au SSD seul. Dans la plupart des cas, la v\u00e9ritable limitation provient de la carte m\u00e8re, de la plateforme du processeur et de l'emplacement M.2 utilis\u00e9.<\/p>\n<p data-start=\"641\" data-end=\"795\">En 2026, alors que la norme PCIe 4.0 se g\u00e9n\u00e9ralise et que la norme PCIe 5.0 commence \u00e0 faire son apparition sur les nouvelles plateformes, il est plus important que jamais de bien comprendre les questions de compatibilit\u00e9.<\/p>\n<hr data-start=\"797\" data-end=\"800\" \/>\n<h1 data-section-id=\"2oijb7\" data-start=\"802\" data-end=\"867\"><span role=\"text\"><strong data-start=\"804\" data-end=\"867\">1. Pourquoi la g\u00e9n\u00e9ration PCIe est plus importante que ne le pensent la plupart des utilisateurs<\/strong><\/span><\/h1>\n<p data-start=\"869\" data-end=\"1069\">Le PCIe (Peripheral Component Interconnect Express) est l'interface qui relie votre SSD au reste de votre syst\u00e8me. Elle d\u00e9termine le volume de donn\u00e9es pouvant \u00eatre transf\u00e9r\u00e9 par seconde entre le p\u00e9riph\u00e9rique de stockage et le processeur.<\/p>\n<p data-start=\"1071\" data-end=\"1194\">M\u00eame si vous installez un SSD NVMe tr\u00e8s rapide, ses performances sont toujours limit\u00e9es par la g\u00e9n\u00e9ration PCIe prise en charge par votre syst\u00e8me.<\/p>\n<p data-start=\"1196\" data-end=\"1227\">Une fa\u00e7on simple de voir les choses :<\/p>\n<blockquote data-start=\"1229\" data-end=\"1276\">\n<p data-start=\"1231\" data-end=\"1276\">Le SSD, c'est le moteur \u2014 mais le PCIe, c'est la route.<\/p>\n<\/blockquote>\n<p data-start=\"1278\" data-end=\"1344\">Si la route est \u00e9troite, le moteur ne peut pas exprimer tout son potentiel.<\/p>\n<hr data-start=\"1346\" data-end=\"1349\" \/>\n<p><img decoding=\"async\" class=\"wp-image-4237 alignleft\" src=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/06\/BCO.6d9f8397-f54f-4c01-afbb-65ab12257e9f-e1780479115497.png\" alt=\"\" width=\"488\" height=\"833\" srcset=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/06\/BCO.6d9f8397-f54f-4c01-afbb-65ab12257e9f-e1780479115497.png 600w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/06\/BCO.6d9f8397-f54f-4c01-afbb-65ab12257e9f-e1780479115497-176x300.png 176w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/06\/BCO.6d9f8397-f54f-4c01-afbb-65ab12257e9f-e1780479115497-7x12.png 7w\" sizes=\"(max-width: 488px) 100vw, 488px\" \/><\/p>\n<h3 data-section-id=\"1pd17xe\" data-start=\"1351\" data-end=\"1387\">Comparaison th\u00e9orique des bandes passantes<\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\">\n<table class=\"w-fit min-w-(--thread-content-width)\" style=\"height: 137px\" width=\"793\" data-start=\"1389\" data-end=\"1636\">\n<thead data-start=\"1389\" data-end=\"1451\">\n<tr data-start=\"1389\" data-end=\"1451\">\n<th class=\"last:pe-10\" data-start=\"1389\" data-end=\"1407\" data-col-size=\"sm\">G\u00e9n\u00e9ration PCIe<\/th>\n<th class=\"last:pe-10\" data-start=\"1407\" data-end=\"1428\" data-col-size=\"sm\">Bande passante par voie<\/th>\n<th class=\"last:pe-10\" data-start=\"1428\" data-end=\"1451\" data-col-size=\"sm\">4 SSD NVMe au maximum<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1515\" data-end=\"1636\">\n<tr data-start=\"1515\" data-end=\"1553\">\n<td data-start=\"1515\" data-end=\"1526\" data-col-size=\"sm\">PCIe 3.0<\/td>\n<td data-col-size=\"sm\" data-start=\"1526\" data-end=\"1538\">~985 Mo\/s<\/td>\n<td data-col-size=\"sm\" data-start=\"1538\" data-end=\"1553\">~3 900 Mo\/s<\/td>\n<\/tr>\n<tr data-start=\"1554\" data-end=\"1594\">\n<td data-start=\"1554\" data-end=\"1565\" data-col-size=\"sm\">PCIe 4.0<\/td>\n<td data-start=\"1565\" data-end=\"1579\" data-col-size=\"sm\">~1 969 Mo\/s<\/td>\n<td data-col-size=\"sm\" data-start=\"1579\" data-end=\"1594\">environ 7 800 Mo\/s<\/td>\n<\/tr>\n<tr data-start=\"1595\" data-end=\"1636\">\n<td data-start=\"1595\" data-end=\"1606\" data-col-size=\"sm\">PCIe 5.0<\/td>\n<td data-col-size=\"sm\" data-start=\"1606\" data-end=\"1620\">~3 938 Mo\/s<\/td>\n<td data-col-size=\"sm\" data-start=\"1620\" data-end=\"1636\">~15 700 Mo\/s<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"1638\" data-end=\"1650\">Voici pourquoi :<\/p>\n<ul data-start=\"1652\" data-end=\"1826\">\n<li data-section-id=\"po1aam\" data-start=\"1652\" data-end=\"1734\">Un SSD PCIe 4.0 install\u00e9 sur un emplacement PCIe 3.0 fonctionnera uniquement aux vitesses PCIe 3.0<\/li>\n<li data-section-id=\"pspxgc\" data-start=\"1735\" data-end=\"1826\">Un SSD PCIe 5.0 install\u00e9 sur un syst\u00e8me PCIe 4.0 n'atteindra pas ses performances nominales maximales.<\/li>\n<\/ul>\n<p data-start=\"1828\" data-end=\"1873\">La capacit\u00e9 du SSD ne peut pas d\u00e9passer celle autoris\u00e9e par le syst\u00e8me.<\/p>\n<hr data-start=\"1875\" data-end=\"1878\" \/>\n<h1 data-section-id=\"1ve3nvq\" data-start=\"1880\" data-end=\"1949\"><span role=\"text\"><strong data-start=\"1882\" data-end=\"1949\">2. Performances en conditions r\u00e9elles : la diff\u00e9rence n'est pas toujours \u00e9vidente<\/strong><\/span><\/h1>\n<p data-start=\"1951\" data-end=\"2073\">Si les r\u00e9sultats des tests de performance mettent en \u00e9vidence des diff\u00e9rences nettes entre les diff\u00e9rentes g\u00e9n\u00e9rations de PCIe, l'utilisation en conditions r\u00e9elles r\u00e9v\u00e8le souvent des nuances plus subtiles.<\/p>\n<p data-start=\"2075\" data-end=\"2101\">Dans des t\u00e2ches quotidiennes telles que :<\/p>\n<ul data-start=\"2103\" data-end=\"2189\">\n<li data-section-id=\"koga01\" data-start=\"2103\" data-end=\"2122\">D\u00e9marrage de Windows<\/li>\n<li data-section-id=\"m1zct1\" data-start=\"2123\" data-end=\"2147\">Ouverture des candidatures<\/li>\n<li data-section-id=\"1tnsni2\" data-start=\"2148\" data-end=\"2168\">Naviguer sur Internet<\/li>\n<li data-section-id=\"km7m7w\" data-start=\"2169\" data-end=\"2189\">Charge de travail au bureau<\/li>\n<\/ul>\n<p data-start=\"2191\" data-end=\"2287\">M\u00eame les SSD PCIe 3.0 semblent d\u00e9j\u00e0 extr\u00eamement rapides par rapport aux disques durs traditionnels ou aux SSD SATA.<\/p>\n<p data-start=\"2289\" data-end=\"2355\">L'\u00e9cart de performances devient plus perceptible dans certaines charges de travail sp\u00e9cifiques :<\/p>\n<h3 data-section-id=\"te6zt\" data-start=\"2357\" data-end=\"2393\">Chargement du jeu et diffusion des ressources<\/h3>\n<p data-start=\"2395\" data-end=\"2501\">Les jeux vid\u00e9o modernes s'appuient largement sur le streaming de donn\u00e9es, en particulier les titres en monde ouvert et les environnements comportant de nombreux \u00e9l\u00e9ments graphiques.<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\">\n<table class=\"w-fit min-w-(--thread-content-width)\" style=\"height: 123px\" width=\"765\" data-start=\"2503\" data-end=\"2727\">\n<thead data-start=\"2503\" data-end=\"2548\">\n<tr data-start=\"2503\" data-end=\"2548\">\n<th class=\"last:pe-10\" data-start=\"2503\" data-end=\"2514\" data-col-size=\"sm\">Sc\u00e9nario<\/th>\n<th class=\"last:pe-10\" data-start=\"2514\" data-end=\"2525\" data-col-size=\"sm\">PCIe 3.0<\/th>\n<th class=\"last:pe-10\" data-start=\"2525\" data-end=\"2536\" data-col-size=\"sm\">PCIe 4.0<\/th>\n<th class=\"last:pe-10\" data-start=\"2536\" data-end=\"2548\" data-col-size=\"sm\">PCIe 5.0<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2595\" data-end=\"2727\">\n<tr data-start=\"2595\" data-end=\"2648\">\n<td data-start=\"2595\" data-end=\"2610\" data-col-size=\"sm\">Chargement du jeu<\/td>\n<td data-start=\"2610\" data-end=\"2617\" data-col-size=\"sm\">Rapide<\/td>\n<td data-start=\"2617\" data-end=\"2626\" data-col-size=\"sm\">Plus rapide<\/td>\n<td data-start=\"2626\" data-end=\"2648\" data-col-size=\"sm\">L\u00e9g\u00e8re am\u00e9lioration<\/td>\n<\/tr>\n<tr data-start=\"2649\" data-end=\"2691\">\n<td data-start=\"2649\" data-end=\"2667\" data-col-size=\"sm\">Diffusion de ressources<\/td>\n<td data-col-size=\"sm\" data-start=\"2667\" data-end=\"2674\">Bon<\/td>\n<td data-col-size=\"sm\" data-start=\"2674\" data-end=\"2683\">Mieux<\/td>\n<td data-col-size=\"sm\" data-start=\"2683\" data-end=\"2691\">Meilleur<\/td>\n<\/tr>\n<tr data-start=\"2692\" data-end=\"2727\">\n<td data-start=\"2692\" data-end=\"2705\" data-col-size=\"sm\">Impact sur le SPF<\/td>\n<td data-col-size=\"sm\" data-start=\"2705\" data-end=\"2712\">Aucun<\/td>\n<td data-col-size=\"sm\" data-start=\"2712\" data-end=\"2719\">Aucun<\/td>\n<td data-col-size=\"sm\" data-start=\"2719\" data-end=\"2727\">Aucun<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"2729\" data-end=\"2823\">Dans la plupart des cas, la g\u00e9n\u00e9ration PCIe influe sur les temps de chargement et la fluidit\u00e9 du streaming, mais pas sur la fr\u00e9quence d'images.<\/p>\n<hr data-start=\"2825\" data-end=\"2828\" \/>\n<h3 data-section-id=\"xcmz3m\" data-start=\"2830\" data-end=\"2877\">Cr\u00e9ation de contenu et charges de travail professionnelles<\/h3>\n<p data-start=\"2879\" data-end=\"2936\">Cette diff\u00e9rence prend tout son sens lorsque l'on travaille avec :<\/p>\n<ul data-start=\"2938\" data-end=\"3038\">\n<li data-section-id=\"lp73qe\" data-start=\"2938\" data-end=\"2961\">Montage vid\u00e9o 4K\/8K<\/li>\n<li data-section-id=\"fpj1pg\" data-start=\"2962\" data-end=\"2991\">Vastes biblioth\u00e8ques de photos au format RAW<\/li>\n<li data-section-id=\"1sarqs3\" data-start=\"2992\" data-end=\"3017\">Projets de rendu 3D<\/li>\n<li data-section-id=\"lyov0f\" data-start=\"3018\" data-end=\"3038\">Ensembles de donn\u00e9es volumineux<\/li>\n<\/ul>\n<p data-start=\"3040\" data-end=\"3090\">Dans ces cas de figure, les SSD PCIe 4.0 et 5.0 offrent :<\/p>\n<ul data-start=\"3092\" data-end=\"3200\">\n<li data-section-id=\"apw8u9\" data-start=\"3092\" data-end=\"3117\">Des transferts de fichiers plus rapides<\/li>\n<li data-section-id=\"9ovoq1\" data-start=\"3118\" data-end=\"3153\">Meilleures performances du disque de travail<\/li>\n<li data-section-id=\"5bqyfc\" data-start=\"3154\" data-end=\"3200\">R\u00e9duction des d\u00e9lais d'attente lors d'exportations de grande envergure<\/li>\n<\/ul>\n<p data-start=\"3202\" data-end=\"3278\">Cependant, m\u00eame dans ce cas, la m\u00e9moire syst\u00e8me et le processeur deviennent souvent les nouveaux goulots d'\u00e9tranglement.<\/p>\n<hr data-start=\"3280\" data-end=\"3283\" \/>\n<h1 data-section-id=\"bm72xv\" data-start=\"3285\" data-end=\"3341\"><span role=\"text\"><strong data-start=\"3287\" data-end=\"3341\">3. Pourquoi votre SSD ne fonctionne peut-\u00eatre pas \u00e0 pleine vitesse<\/strong><\/span><\/h1>\n<p data-start=\"3343\" data-end=\"3387\">L'un des probl\u00e8mes les plus courants rencontr\u00e9s par les utilisateurs est le suivant :<\/p>\n<blockquote data-start=\"3389\" data-end=\"3437\">\n<p data-start=\"3391\" data-end=\"3437\">\u201c Mon SSD n'atteint pas la vitesse annonc\u00e9e. \u201d<\/p>\n<\/blockquote>\n<p data-start=\"3439\" data-end=\"3522\">Dans la plupart des cas, le probl\u00e8me ne provient pas d'un SSD d\u00e9fectueux, mais de l'une des limitations suivantes :<\/p>\n<h3 data-section-id=\"176g8hl\" data-start=\"3524\" data-end=\"3563\">1. Limites des emplacements PCIe de la carte m\u00e8re<\/h3>\n<p data-start=\"3565\" data-end=\"3657\">De nombreuses cartes m\u00e8res int\u00e8grent plusieurs emplacements M.2, mais tous ces emplacements ne prennent pas en charge la m\u00eame g\u00e9n\u00e9ration.<\/p>\n<p data-start=\"3659\" data-end=\"3671\">Par exemple :<\/p>\n<ul data-start=\"3673\" data-end=\"3790\">\n<li data-section-id=\"nwpdr5\" data-start=\"3673\" data-end=\"3711\">M.2_1 : PCIe 4.0 x4 (connect\u00e9 au processeur)<\/li>\n<li data-section-id=\"16748hf\" data-start=\"3712\" data-end=\"3754\">M.2_2 : PCIe 3.0 x4 (connect\u00e9 au chipset)<\/li>\n<li data-section-id=\"f6g3g9\" data-start=\"3755\" data-end=\"3790\">M.2_3 : PCIe 3.0 x2 ou SATA uniquement<\/li>\n<\/ul>\n<p data-start=\"3792\" data-end=\"3870\">Si un SSD haute vitesse est install\u00e9 dans un emplacement moins rapide, les performances seront limit\u00e9es.<\/p>\n<hr data-start=\"3872\" data-end=\"3875\" \/>\n<h3 data-section-id=\"ksdp40\" data-start=\"3877\" data-end=\"3911\">2. Contraintes li\u00e9es au processeur et \u00e0 la plate-forme<\/h3>\n<p data-start=\"3913\" data-end=\"4050\">Les voies PCIe sont souvent g\u00e9r\u00e9es par le processeur. Les processeurs plus anciens peuvent ne prendre en charge que la norme PCIe 3.0, m\u00eame si la carte m\u00e8re est physiquement compatible avec des SSD plus r\u00e9cents.<\/p>\n<hr data-start=\"4052\" data-end=\"4055\" \/>\n<h3 data-section-id=\"351bel\" data-start=\"4057\" data-end=\"4082\">3. Limitation thermique<\/h3>\n<p data-start=\"4084\" data-end=\"4176\">Les SSD NVMe hautes performances, en particulier les mod\u00e8les PCIe 4.0 et 5.0, peuvent d\u00e9gager une chaleur importante.<\/p>\n<p data-start=\"4178\" data-end=\"4304\">Lorsque les temp\u00e9ratures deviennent trop \u00e9lev\u00e9es, le SSD r\u00e9duit automatiquement sa vitesse afin de se prot\u00e9ger. C'est ce qu'on appelle la limitation thermique.<\/p>\n<hr data-start=\"4306\" data-end=\"4309\" \/>\n<h3 data-section-id=\"x3p2k7\" data-start=\"4311\" data-end=\"4353\">4. Bande passante partag\u00e9e avec d'autres appareils<\/h3>\n<p data-start=\"4355\" data-end=\"4482\">Sur certains syst\u00e8mes, l'utilisation de certains emplacements M.2 peut d\u00e9sactiver les ports SATA ou r\u00e9duire l'attribution de voies au GPU, selon la conception de la carte m\u00e8re.<\/p>\n<hr data-start=\"4484\" data-end=\"4487\" \/>\n<h1 data-section-id=\"1aljc8w\" data-start=\"4489\" data-end=\"4554\"><span role=\"text\"><strong data-start=\"4491\" data-end=\"4554\">4. Comment v\u00e9rifier quelle version PCIe est prise en charge par votre carte m\u00e8re<\/strong><\/span><\/h1>\n<p data-start=\"4556\" data-end=\"4637\">Il est essentiel de bien comprendre les questions de compatibilit\u00e9 avant de mettre \u00e0 niveau votre SSD.<\/p>\n<hr data-start=\"4639\" data-end=\"4642\" \/>\n<h2 data-section-id=\"b9mzde\" data-start=\"4644\" data-end=\"4702\">M\u00e9thode n\u00b0 1 : V\u00e9rifier les caract\u00e9ristiques techniques officielles de la carte m\u00e8re<\/h2>\n<p data-start=\"4704\" data-end=\"4816\">La m\u00e9thode la plus fiable consiste \u00e0 vous rendre sur le site officiel du fabricant de votre carte m\u00e8re et \u00e0 rechercher votre mod\u00e8le.<\/p>\n<p data-start=\"4818\" data-end=\"4838\">Recherchez des termes tels que :<\/p>\n<ul data-start=\"4840\" data-end=\"4918\">\n<li data-section-id=\"1bertgf\" data-start=\"4840\" data-end=\"4865\">\u201c Prise en charge du PCIe 4.0 x4 \u201d<\/li>\n<li data-section-id=\"183o0iw\" data-start=\"4866\" data-end=\"4889\">\u201c Emplacement M.2 PCIe 5.0 \u201d<\/li>\n<li data-section-id=\"1c05xvc\" data-start=\"4890\" data-end=\"4918\">\u201c Prise en charge NVMe Gen4\/Gen5 \u201d<\/li>\n<\/ul>\n<p data-start=\"4920\" data-end=\"5023\">Les fabricants tels qu'ASUS, MSI, Gigabyte et ASRock indiquent g\u00e9n\u00e9ralement cette information de mani\u00e8re claire dans la section consacr\u00e9e au stockage.<\/p>\n<hr data-start=\"5025\" data-end=\"5028\" \/>\n<h2 data-section-id=\"qyqbmk\" data-start=\"5030\" data-end=\"5066\">M\u00e9thode 2 : V\u00e9rifier la plate-forme de votre processeur<\/h2>\n<p data-start=\"5068\" data-end=\"5149\">M\u00eame si votre carte m\u00e8re prend en charge le PCIe 4.0 ou 5.0, votre processeur doit \u00e9galement le prendre en charge.<\/p>\n<p data-start=\"5151\" data-end=\"5163\">Par exemple :<\/p>\n<ul data-start=\"5165\" data-end=\"5296\">\n<li data-section-id=\"199huvs\" data-start=\"5165\" data-end=\"5212\">Les processeurs Intel plus anciens peuvent \u00eatre limit\u00e9s \u00e0 la norme PCIe 3.0<\/li>\n<li data-section-id=\"s1c9pa\" data-start=\"5213\" data-end=\"5296\">Les plateformes AMD Ryzen les plus r\u00e9centes prennent souvent en charge le PCIe 4.0 ou 5.0, selon la g\u00e9n\u00e9ration.<\/li>\n<\/ul>\n<p data-start=\"5298\" data-end=\"5376\">C'est pourquoi il faut toujours v\u00e9rifier simultan\u00e9ment la compatibilit\u00e9 entre le processeur et la carte m\u00e8re.<\/p>\n<hr data-start=\"5378\" data-end=\"5381\" \/>\n<h2 data-section-id=\"1uo9baq\" data-start=\"5383\" data-end=\"5424\">M\u00e9thode 3 : Utiliser les outils d'informations syst\u00e8me<\/h2>\n<p data-start=\"5426\" data-end=\"5490\">Des outils tels que CPU-Z peuvent vous aider \u00e0 identifier votre carte m\u00e8re et votre chipset :<\/p>\n<p data-start=\"5492\" data-end=\"5529\"><span class=\"\" data-state=\"closed\"><a class=\"decorated-link\" href=\"https:\/\/www.cpuid.com\/softwares\/cpu-z.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">Site officiel de CPU-Z<\/a><\/span><\/p>\n<p data-start=\"5531\" data-end=\"5612\">Une fois que vous connaissez votre mod\u00e8le, vous pouvez v\u00e9rifier la prise en charge du PCIe sur le site du fabricant.<\/p>\n<hr data-start=\"5614\" data-end=\"5617\" \/>\n<h2 data-section-id=\"wlvex8\" data-start=\"5619\" data-end=\"5669\">M\u00e9thode 4 : V\u00e9rifier la vitesse de connexion du SSD (utilisateurs avanc\u00e9s)<\/h2>\n<p data-start=\"5671\" data-end=\"5754\">Des logiciels tels que CrystalDiskInfo permettent d'afficher la vitesse de transfert r\u00e9elle entre le SSD et le syst\u00e8me :<\/p>\n<p data-start=\"5756\" data-end=\"5793\"><span class=\"\" data-state=\"closed\"><a class=\"decorated-link\" href=\"https:\/\/crystalmark.info\/en\/software\/crystaldiskinfo\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">Site officiel de CrystalDiskInfo<\/a><\/span><\/p>\n<p data-start=\"5795\" data-end=\"5849\">Cela vous permet de v\u00e9rifier si votre SSD fonctionne \u00e0 :<\/p>\n<ul data-start=\"5851\" data-end=\"5916\">\n<li data-section-id=\"4i0vfa\" data-start=\"5851\" data-end=\"5866\">PCIe 3.0 x4<\/li>\n<li data-section-id=\"16zutyp\" data-start=\"5867\" data-end=\"5882\">PCIe 4.0 x4<\/li>\n<li data-section-id=\"j6ybsf\" data-start=\"5883\" data-end=\"5916\">Ou des vitesses inf\u00e9rieures aux pr\u00e9visions<\/li>\n<\/ul>\n<hr data-start=\"5918\" data-end=\"5921\" \/>\n<h1 data-section-id=\"ir7ol1\" data-start=\"5923\" data-end=\"5959\"><span role=\"text\"><strong data-start=\"5925\" data-end=\"5959\">5. Tous les emplacements M.2 ne se valent pas<\/strong><\/span><\/h1>\n<p data-start=\"5961\" data-end=\"6044\">On croit souvent \u00e0 tort que tous les emplacements M.2 d'une carte m\u00e8re sont identiques.<\/p>\n<p data-start=\"6046\" data-end=\"6106\">En r\u00e9alit\u00e9, de nombreuses cartes modernes pr\u00e9sentent des configurations mixtes :<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\">\n<table class=\"w-fit min-w-(--thread-content-width)\" style=\"height: 135px\" width=\"783\" data-start=\"6108\" data-end=\"6268\">\n<thead data-start=\"6108\" data-end=\"6140\">\n<tr data-start=\"6108\" data-end=\"6140\">\n<th class=\"last:pe-10\" data-start=\"6108\" data-end=\"6115\" data-col-size=\"sm\">Machine \u00e0 sous<\/th>\n<th class=\"last:pe-10\" data-start=\"6115\" data-end=\"6140\" data-col-size=\"sm\">Configuration type<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"6173\" data-end=\"6268\">\n<tr data-start=\"6173\" data-end=\"6202\">\n<td data-start=\"6173\" data-end=\"6181\" data-col-size=\"sm\">M.2_1<\/td>\n<td data-start=\"6181\" data-end=\"6202\" data-col-size=\"sm\">PCIe 5.0 x4 (processeur)<\/td>\n<\/tr>\n<tr data-start=\"6203\" data-end=\"6236\">\n<td data-start=\"6203\" data-end=\"6211\" data-col-size=\"sm\">M.2_2<\/td>\n<td data-start=\"6211\" data-end=\"6236\" data-col-size=\"sm\">PCIe 4.0 x4 (chipset)<\/td>\n<\/tr>\n<tr data-start=\"6237\" data-end=\"6268\">\n<td data-start=\"6237\" data-end=\"6245\" data-col-size=\"sm\">M.2_3<\/td>\n<td data-start=\"6245\" data-end=\"6268\" data-col-size=\"sm\">PCIe 3.0 x4 ou SATA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"6270\" data-end=\"6349\">Cela signifie que l'emplacement physique que vous choisissez peut avoir une incidence directe sur les performances du SSD.<\/p>\n<p data-start=\"6351\" data-end=\"6445\">L'installation d'un SSD PCIe 4.0 dans un emplacement PCIe 3.0 ne l'endommagera pas, mais limitera ses performances.<\/p>\n<hr data-start=\"6447\" data-end=\"6450\" \/>\n<h1 data-section-id=\"1x088iq\" data-start=\"6452\" data-end=\"6505\"><span role=\"text\"><strong data-start=\"6454\" data-end=\"6505\">6. Faut-il passer aux SSD PCIe 5.0 en 2026 ?<\/strong><\/span><\/h1>\n<p data-start=\"6507\" data-end=\"6608\">Les SSD PCIe 5.0 offrent des vitesses de pointe extr\u00eamement \u00e9lev\u00e9es, mais leurs avantages concrets d\u00e9pendent fortement de la charge de travail.<\/p>\n<h3 data-section-id=\"bhsqw3\" data-start=\"6610\" data-end=\"6627\">Disques SSD PCIe 3.0<\/h3>\n<p data-start=\"6628\" data-end=\"6647\">Convient toujours pour :<\/p>\n<ul data-start=\"6648\" data-end=\"6697\">\n<li data-section-id=\"107re3v\" data-start=\"6648\" data-end=\"6662\">Usage professionnel<\/li>\n<li data-section-id=\"183tmvt\" data-start=\"6663\" data-end=\"6679\">Jeux de base<\/li>\n<li data-section-id=\"hnsz4e\" data-start=\"6680\" data-end=\"6697\">Anciens syst\u00e8mes<\/li>\n<\/ul>\n<h3 data-section-id=\"x2kuys\" data-start=\"6699\" data-end=\"6716\">Disques SSD PCIe 4.0<\/h3>\n<p data-start=\"6717\" data-end=\"6756\">Actuellement, l'option la plus \u00e9quilibr\u00e9e pour :<\/p>\n<ul data-start=\"6757\" data-end=\"6816\">\n<li data-section-id=\"sppspv\" data-start=\"6757\" data-end=\"6771\">PC de jeu<\/li>\n<li data-section-id=\"7e7n9a\" data-start=\"6772\" data-end=\"6795\">Ordinateurs de bureau grand public<\/li>\n<li data-section-id=\"1gcwsh4\" data-start=\"6796\" data-end=\"6816\">Cr\u00e9ation de contenu<\/li>\n<\/ul>\n<h3 data-section-id=\"1l5zhid\" data-start=\"6818\" data-end=\"6835\">Disques SSD PCIe 5.0<\/h3>\n<p data-start=\"6836\" data-end=\"6852\">Id\u00e9al pour :<\/p>\n<ul data-start=\"6853\" data-end=\"6970\">\n<li data-section-id=\"1hsih0x\" data-start=\"6853\" data-end=\"6886\">Production vid\u00e9o professionnelle<\/li>\n<li data-section-id=\"1vopib8\" data-start=\"6887\" data-end=\"6903\">charges de travail li\u00e9es \u00e0 l'IA<\/li>\n<li data-section-id=\"d5jkkb\" data-start=\"6904\" data-end=\"6935\">Traitement de donn\u00e9es \u00e0 grande \u00e9chelle<\/li>\n<li data-section-id=\"j2xpwe\" data-start=\"6936\" data-end=\"6970\">Syst\u00e8mes haut de gamme tourn\u00e9s vers l'avenir<\/li>\n<\/ul>\n<p data-start=\"6972\" data-end=\"7072\">Pour la plupart des utilisateurs en 2026, la norme PCIe 4.0 offre toujours le meilleur compromis entre co\u00fbt, performances et gestion thermique.<\/p>\n<hr data-start=\"7074\" data-end=\"7077\" \/>\n<h1 data-section-id=\"1fuu1ul\" data-start=\"7079\" data-end=\"7102\"><span role=\"text\"><strong data-start=\"7081\" data-end=\"7102\">7. Conclusions<\/strong><\/span><\/h1>\n<p data-start=\"7104\" data-end=\"7246\">La diff\u00e9rence entre les normes PCIe 3.0, 4.0 et 5.0 ne se r\u00e9sume pas \u00e0 des chiffres de vitesse : elle concerne \u00e9galement la compatibilit\u00e9 des syst\u00e8mes et les sc\u00e9narios d'utilisation concrets.<\/p>\n<p data-start=\"7248\" data-end=\"7397\">Avant de mettre \u00e0 niveau votre SSD, l'\u00e9tape la plus importante n'est pas de choisir le mod\u00e8le le plus rapide du march\u00e9, mais de bien comprendre ce que votre syst\u00e8me prend r\u00e9ellement en charge.<\/p>\n<p data-start=\"7399\" data-end=\"7431\">Car dans le monde r\u00e9el de l'informatique :<\/p>\n<blockquote data-start=\"7433\" data-end=\"7487\">\n<p data-start=\"7435\" data-end=\"7487\">C'est la carte m\u00e8re qui d\u00e9termine la limite maximale, pas le SSD.<\/p>\n<\/blockquote>\n<p data-start=\"7489\" data-end=\"7647\" data-is-last-node=\"\" data-is-only-node=\"\">Une fois que vous avez associ\u00e9 le SSD adapt\u00e9 \u00e0 la plate-forme appropri\u00e9e, les performances deviennent pr\u00e9visibles, stables et optimis\u00e9es pour votre charge de travail r\u00e9elle \u2014 et pas seulement pour les graphiques de tests de performance.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-3676 aligncenter\" style=\"color: #555555\" src=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-1030x434.png\" alt=\"\" width=\"861\" height=\"363\" srcset=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-1030x434.png 1030w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-300x126.png 300w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-768x323.png 768w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-1536x647.png 1536w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-2048x862.png 2048w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-18x8.png 18w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/01\/\u5fae\u4fe1\u56fe\u7247_20260121103512_649_1-1-800x337.png 800w\" sizes=\"(max-width: 861px) 100vw, 861px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding the Real Differences Between PCIe 3.0, 4.0, and 5.0 SSDs \u2014 and How to Check Your Motherboard Compatibility in 2026 PCIe SSDs are often marketed with impressive speed numbers\u20147000 MB\/s, 10000 MB\/s, even 14000 MB\/s. But in real-world PC usage, many users still ask the same question: Why doesn\u2019t my SSD run at the&#8230;<\/p>","protected":false},"author":3,"featured_media":4236,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4235","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What PCIe Generation Does Your SSD Slot Support? -<\/title>\n<meta name=\"description\" content=\"Learn how to check whether your motherboard supports PCIe 3.0, 4.0, or 5.0 SSDs. 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