{"id":1133,"date":"2026-06-20T07:26:53","date_gmt":"2026-06-20T05:26:53","guid":{"rendered":"https:\/\/www.it-resell.com\/blog\/glossar\/pcie-generation-pcie-3-0-4-0-5-0\/"},"modified":"2026-06-20T07:26:53","modified_gmt":"2026-06-20T05:26:53","slug":"pcie-generation-pcie-3-0-4-0-5-0","status":"publish","type":"glossar","link":"https:\/\/www.it-resell.com\/blog\/glossar\/pcie-generation-pcie-3-0-4-0-5-0","title":{"rendered":"PCIe-Generation (PCIe 3.0 \/ 4.0 \/ 5.0)"},"content":{"rendered":"<p>PCI Express (PCIe) ist der Standard-Bus f\u00fcr Hochgeschwindigkeits-Erweiterungskarten in Servern und PCs. Jede Generation verdoppelt die Datentransferrate pro Lane:<\/p>\n<table>\n<tbody>\n<tr>\n<th>Generation<\/th>\n<th>Bandbreite\/Lane<\/th>\n<th>x16-Slot gesamt<\/th>\n<th>Server-Generationen<\/th>\n<\/tr>\n<tr>\n<td>PCIe 2.0<\/td>\n<td>0,5 GB\/s<\/td>\n<td>8 GB\/s<\/td>\n<td>11G (ab 2009)<\/td>\n<\/tr>\n<tr>\n<td>PCIe 3.0<\/td>\n<td>1 GB\/s<\/td>\n<td>16 GB\/s<\/td>\n<td>12G\u201314G (2012\u20132019)<\/td>\n<\/tr>\n<tr>\n<td>PCIe 4.0<\/td>\n<td>2 GB\/s<\/td>\n<td>32 GB\/s<\/td>\n<td>15G\u201316G (2021\u20132023)<\/td>\n<\/tr>\n<tr>\n<td>PCIe 5.0<\/td>\n<td>4 GB\/s<\/td>\n<td>64 GB\/s<\/td>\n<td>17G (ab 2024)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Warum ist die Generation wichtig?<\/h2>\n<ul>\n<li><strong>NVMe-SSDs:<\/strong> Moderne NVMe-SSDs (z. B. Samsung PM9A3) ben\u00f6tigen PCIe 4.0, um volle Geschwindigkeit zu erreichen \u2014 in PCIe-3.0-Slots laufen sie mit halber Bandbreite<\/li>\n<li><strong>GPUs:<\/strong> NVIDIA A100\/H100 sind PCIe-4.0-optimiert; PCIe 5.0 bringt weiteren Vorteil f\u00fcr Inferenz-Workloads<\/li>\n<li><strong>Netzwerkkarten:<\/strong> 100-GbE- und 200-GbE-Karten (ConnectX-6\/7) nutzen PCIe 4.0<\/li>\n<\/ul>\n<h2>F\u00fcr Refurbished-K\u00e4ufer<\/h2>\n<p>Die PCIe-Generation ist ein zentrales Argument f\u00fcr das richtige Server-Generationen-Targeting: 13G (PCIe 3.0) f\u00fcr Standard-Workloads, 15G (PCIe 4.0) wenn schnelle NVMe-SSDs oder aktuelle GPUs geplant sind.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PCIe-Generationen verdoppeln mit jeder Stufe die Bandbreite pro Lane: PCIe 3.0 = 1 GB\/s, PCIe 4.0 = 2 GB\/s, PCIe 5.0 = 4 GB\/s \u2014 entscheidend f\u00fcr NVMe-SSDs, GPUs und Netzwerkkarten.<\/p>\n","protected":false},"template":"","meta":{"kurzdefinition":"","synonyme":"","verwandte_begriffe":"","shop_ziel":"","stufe":""},"produktbereich":[],"hersteller":[],"produkttyp":[],"thema":[],"class_list":["post-1133","glossar","type-glossar","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/glossar\/1133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/glossar"}],"about":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/types\/glossar"}],"wp:attachment":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/media?parent=1133"}],"wp:term":[{"taxonomy":"produktbereich","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/produktbereich?post=1133"},{"taxonomy":"hersteller","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/hersteller?post=1133"},{"taxonomy":"produkttyp","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/produkttyp?post=1133"},{"taxonomy":"thema","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/thema?post=1133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}