{"id":17033,"date":"2026-04-16T18:19:25","date_gmt":"2026-04-16T10:19:25","guid":{"rendered":"https:\/\/www.oscoo.com\/?p=17033"},"modified":"2026-04-16T18:21:13","modified_gmt":"2026-04-16T10:21:13","slug":"are-all-ssds-pcie","status":"publish","type":"post","link":"https:\/\/www.oscoo.com\/ar\/news\/are-all-ssds-pcie\/","title":{"rendered":"\u0647\u0644 \u062c\u0645\u064a\u0639 \u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 SSDs PCIe\u061f"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"17033\" class=\"elementor elementor-17033\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35f4bf0 blog-post-container e-flex e-con-boxed e-con e-parent\" data-id=\"35f4bf0\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-04c1782 intro elementor-widget elementor-widget-text-editor\" data-id=\"04c1782\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Not all <a href=\"\/ar\/news\/different-types-of-ssds\/\"><span style=\"color: #00ccff;\">\u0623\u0642\u0631\u0627\u0635 SSDs<\/span><\/a> use PCIe. PCIe is a high-speed interface designed for modern, high-performance SSDs, but many common SSDs\u00a0rely on different connections, such as SATA and external USB models.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80f5a9f elementor-widget elementor-widget-heading\" data-id=\"80f5a9f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why Not All SSDs Are PCIe?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eec2c2a elementor-widget elementor-widget-heading\" data-id=\"eec2c2a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">PCIe Is Primarily the Name of a Bus<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9791f8f elementor-widget elementor-widget-text-editor\" data-id=\"9791f8f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Many people think of&#8221;PCIe&#8221;\u00a0as a certain slot shape. But technically, <a href=\"https:\/\/en.wikipedia.org\/wiki\/PCI_Express\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #00ccff;\">PCIe (Peripheral Component Interconnect Express)<\/span><\/a> is first of all a bus standard. It defines how data moves at high speed between the CPU, memory, and devices like SSDs and graphics cards. When you hear&#8221;PCIe SSD&#8221;, it means the SSD uses the PCIe bus as its data path, but\u00a0not that it has to look a certain way.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0b586c elementor-widget elementor-widget-heading\" data-id=\"f0b586c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Besides PCIe, What Other Buses Do SSDs Use?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa39db4 elementor-widget elementor-widget-text-editor\" data-id=\"aa39db4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>In today&#8217;s <a href=\"\/ar\/news\/comprehensive-comparison-enterprise-ssd-vs-consumer-ssd\/\"><span style=\"color: #00ccff;\">consumer and enterprise SSDs<\/span><\/a>, you will mainly encounter three kinds of buses:<\/p><ul><li><b><\/b><strong><b>SATA bus: <\/b><\/strong>Originally designed for mechanical hard drives. It has a theoretical bandwidth of 6 Gbps, which translates to about 550 MB\/s in real-world speed. <a href=\"\/ar\/news\/what-is-a-sata-ssd\/\"><span style=\"color: #00ccff;\">\u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 SATA SSD<\/span><\/a> use this bus.<\/li><li><b><\/b><strong><b>PCIe bus: <\/b><\/strong>It is much faster\u00a0than SATA. A single lane (x1) can deliver about 1 GB\/s (for PCIe 3.0). Mainstream SSDs use four lanes (x4), reaching several GB\/s or even higher.<\/li><li><b><\/b><strong><b>USB bus: <\/b><\/strong>Used for <a href=\"\/ar\/news\/what-is-a-portable-ssd-used-for\/\"><span style=\"color: #00ccff;\">\u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629<\/span><\/a>. Even if an external SSD may contain a PCIe NVMe drive inside, the data path from the enclosure to your computer runs over the USB bus, with a bridge chip converting the signals.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76487e6 elementor-widget elementor-widget-shortcode\" data-id=\"76487e6\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-shortcode\"><a href=\"\/ar\/oscoo-leading-ssd-manufacturer\/\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/09\/oscoo-2b-banner-1400x475-1.webp\" style=\"widht:100%;\" alt=\"\" title=\"\"><\/a><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba18d91 elementor-widget elementor-widget-heading\" data-id=\"ba18d91\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Where Does the Confusion Come From?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53cf5ec elementor-widget elementor-widget-text-editor\" data-id=\"53cf5ec\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The bus is made of copper traces and electrical signals inside the circuit board. You cannot see&#8221;the bus&#8221;\u00a0even if you open up your computer. What you can see are two things: the physical interface (SATA port, M.2 slot, USB-C port, etc.) and the SSD&#8217;s size or <a href=\"\/ar\/news\/understanding-ssd-form-factors-a-comprehensive-guide\/\"><span style=\"color: #00ccff;\">\u0639\u0627\u0645\u0644 \u0627\u0644\u0634\u0643\u0644<\/span><\/a> (2.5-inch, M.2,\u00a0U.2, etc.). Many people assume that the same interface or same shape means the same bus. That assumption is often wrong, and it&#8217;s the main source of confusion.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80a7697 elementor-widget elementor-widget-text-editor\" data-id=\"80a7697\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>In many cases, bus and interface or form factor are not tightly linked:<\/p><ul><li><b><\/b><strong><b>M.2 interface: <\/b><\/strong>M.2 is a physical shape (a small stick-like card), but it can run on either the SATA bus or the PCIe bus. You cannot tell which bus an <a href=\"\/ar\/news\/what-is-an-m-2-ssd-not-just-smaller-but-faster-and-more-powerful\/\"><span style=\"color: #00ccff;\">\u0645\u062d\u0631\u0643 \u0623\u0642\u0631\u0627\u0635 M.2 SSD<\/span><\/a> uses just its appearance. You have to check the specs. If you plug an M.2 SATA drive into a slot that only supports PCIe, it won&#8217;t work, and vice versa.<\/li><li><b><\/b><strong><b>2.5-inch form factor: <\/b><\/strong>Most 2.5-inch SSDs run on the SATA bus. However, U.2 SSDs are also 2.5-inches in size, but they use the PCIe bus. They look similar in size, but the connector is different (U.2 has a denser, different port). Just seeing&#8221;2.5-inch&#8221; tells you nothing about the bus.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-92940d2 elementor-widget elementor-widget-text-editor\" data-id=\"92940d2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Nevertheless, there are also cases where bus and interface are absolutely linked:<\/p><ul><li>Standard SATA data port (L-shaped, 7-pin) \u2192 Always SATA bus.<\/li><li>Standard PCIe slot (like x4, x8, x16 long slots) \u2192 Always PCIe bus.<\/li><li>mSATA interface (older mini card) \u2192 Always SATA bus.<\/li><li>USB Typea-A or Type-C port (as an external connection) \u2192 Always USB bus.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b4f5f0 elementor-widget elementor-widget-heading\" data-id=\"4b4f5f0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How to Tell If an SSD Uses PCIe<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6837f58 elementor-widget elementor-widget-text-editor\" data-id=\"6837f58\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong><b>Read the Specifications.<\/b><\/strong>\u00a0Look for the interface or bus field on the drive&#8217;s label, its packaging, or the manufacturer&#8217;s website. If it says&#8221;PCIe&#8221;,&#8221;NVMe&#8221;,&#8221;PCIe Gen3 x4&#8243;,&#8221;PCIe 4.0&#8243;, etc., the drive uses the PCIe bus. If it says&#8221;SATA&#8221;,&#8221;SATA III&#8221;, it uses the SATA bus.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9bccbf8 elementor-widget elementor-widget-text-editor\" data-id=\"9bccbf8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong><b>Use Software to Detect the Bus<\/b><\/strong><strong><b>. <\/b><\/strong>If the SSD is already installed in your computer, you can simply ask the operating system.<\/p><ul><li>On Windows, open Device Manager, expand&#8221;Disk drives&#8221;, right-click your SSD, go to <em>Properties \u2192 Details \u2192&#8221;Hardware Ids&#8221;.<\/em> If you see&#8221;NVMe&#8221; anywhere in the string, it&#8217;s PCIe. If you see&#8221;SATA&#8221;, it&#8217;s SATA.<\/li><li>On macOS, <em>click the Apple logo \u2192 About This Mac \u2192 System Report<\/em> \u2192 If your SSD appears there, it&#8217;s PCIe. If not, it&#8217;s likely SATA (and will appear under SATA\/SATA Express).<\/li><li>On Linux, open a terminal and run <em><strong>lspci -vv | grep -i nvme<\/strong><\/em> \u0623\u0648 <em><strong>lsblk -d -o name,rota,tran.<\/strong><\/em> The&#8221;tran&#8221; column will show&#8221;nvme&#8221; or&#8221;sata&#8221;.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa7cd12 elementor-widget elementor-widget-heading\" data-id=\"fa7cd12\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SSD Type Comparison<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-14184e0 elementor-widget elementor-widget-text-editor\" data-id=\"14184e0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<table><thead><tr><th>\u0646\u0648\u0639 SSD<\/th><th>Interface\/Bus<\/th><th>\u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644<\/th><th>Typical Speed<\/th><\/tr><\/thead><tbody><tr><td>PCIe\u00a0SSD<\/td><td>PCIe 3.0\/4.0\/5.0 x4<\/td><td>NVMe<\/td><td>3,500\u201314,000+ MB\/s<\/td><\/tr><tr><td>\u0645\u062d\u0631\u0643 \u0623\u0642\u0631\u0627\u0635 SATA SSD<\/td><td>SATA III (6 Gb\/s)<\/td><td>AHCI<\/td><td>500-550 MB\/\u062b\u0627\u0646\u064a\u0629<\/td><\/tr><tr><td>USB SSD<\/td><td>USB 3.0\/3.1\/3.2\/4.0<\/td><td>USB Mass Storage<\/td><td>400\u20133,000 MB\/s<\/td><\/tr><tr><td><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"\/ar\/news\/what-is-an-msata-ssd-a-compact-retired-storage-solution\/\">\u0645\u062d\u0631\u0643 \u0623\u0642\u0631\u0627\u0635 mSATA SSD<\/a><\/span><\/td><td>SATA<\/td><td>AHCI<\/td><td>~\u062d\u0648\u0627\u0644\u064a 500 MB\/\u062b\u0627\u0646\u064a\u0629<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u0644\u0627 \u062a\u0633\u062a\u062e\u062f\u0645 \u062c\u0645\u064a\u0639 \u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 SSD PCIe. PCIe \u0647\u064a \u0648\u0627\u062c\u0647\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0645\u0635\u0645\u0645\u0629 \u0644\u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 SSD \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621\u060c \u0648\u0644\u0643\u0646 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0642\u0631\u0627\u0635 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0648\u0635\u0644\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629\u060c \u0645\u062b\u0644 SATA \u0648\u0646\u0645\u0627\u0630\u062c USB \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629. \u064a\u0639\u0646\u064a PCIe SSD \u0623\u0646 \u0645\u062d\u0631\u0643 \u0623\u0642\u0631\u0627\u0635 SSD \u064a\u0633\u062a\u062e\u062f\u0645 \u0646\u0627\u0642\u0644 PCIe \u0643\u0645\u0633\u0627\u0631 \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647\u060c \u0648\u0644\u0643\u0646 \u0644\u064a\u0633 \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629 \u0623\u0646 \u064a\u0628\u062f\u0648 \u0628\u0637\u0631\u064a\u0642\u0629 \u0645\u0639\u064a\u0646\u0629.<\/p>","protected":false},"author":4,"featured_media":17077,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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