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[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Autentificare</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Cuprins" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Cuprins</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ascunde</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Început</div> </a> </li> <li id="toc-Caracteristici" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Caracteristici"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Caracteristici</span> </div> </a> <ul id="toc-Caracteristici-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-U.3" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#U.3"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>U.3</span> </div> </a> <ul id="toc-U.3-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Vezi_și" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Vezi_și"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Vezi și</span> </div> </a> <ul id="toc-Vezi_și-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referințe_și_note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referințe_și_note"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Referințe și note</span> </div> </a> <ul id="toc-Referințe_și_note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Legături_externe" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Legături_externe"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Legături externe</span> </div> </a> <ul id="toc-Legături_externe-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Cuprins" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Table of Contents" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Comută cuprinsul" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Comută cuprinsul</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">U.2</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Mergeți la un articol în altă limbă. Disponibil în 6 limbi" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-6" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">6 limbi</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/U.2" title="U.2 – cehă" lang="cs" hreflang="cs" data-title="U.2" data-language-autonym="Čeština" data-language-local-name="cehă" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/U.2" title="U.2 – germană" lang="de" hreflang="de" data-title="U.2" data-language-autonym="Deutsch" data-language-local-name="germană" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/U.2" title="U.2 – engleză" lang="en" hreflang="en" data-title="U.2" data-language-autonym="English" data-language-local-name="engleză" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/U.2" title="U.2 – spaniolă" lang="es" hreflang="es" data-title="U.2" data-language-autonym="Español" data-language-local-name="spaniolă" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/U.2" title="U.2 – japoneză" lang="ja" hreflang="ja" data-title="U.2" data-language-autonym="日本語" data-language-local-name="japoneză" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/U.2" title="U.2 – chineză" lang="zh" hreflang="zh" data-title="U.2" data-language-autonym="中文" data-language-local-name="chineză" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q48739515#sitelinks-wikipedia" title="Modifică legăturile interlinguale" class="wbc-editpage">Modifică legăturile</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Spații de nume"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/U.2" title="Vedeți conținutul paginii [a]" accesskey="a"><span>Articol</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discu%C8%9Bie:U.2&action=edit&redlink=1" rel="discussion" class="new" title="Discuții despre această pagină — pagină inexistentă [t]" accesskey="t"><span>Discuție</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">română</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vizualizări"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/U.2"><span>Lectură</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=U.2&veaction=edit" title="Modificați această pagină cu EditorulVizual [v]" accesskey="v"><span>Modificare</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=U.2&action=edit" title="Modificați codul sursă al acestei pagini [e]" accesskey="e"><span>Modificare sursă</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=U.2&action=history" title="Versiunile anterioare ale paginii și autorii lor. [h]" accesskey="h"><span>Istoric</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Unelte" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Unelte</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Unelte</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ascunde</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Mai multe opțiuni" > <div class="vector-menu-heading"> Acțiuni </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/U.2"><span>Lectură</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=U.2&veaction=edit" title="Modificați această pagină cu EditorulVizual [v]" accesskey="v"><span>Modificare</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=U.2&action=edit" title="Modificați codul sursă al acestei pagini [e]" accesskey="e"><span>Modificare sursă</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=U.2&action=history"><span>Istoric</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:Ce_se_leag%C4%83_aici/U.2" title="Lista tuturor paginilor wiki care conduc spre această pagină [j]" accesskey="j"><span>Ce trimite aici</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:Modific%C4%83ri_corelate/U.2" rel="nofollow" title="Schimbări recente în legătură cu această pagină [k]" accesskey="k"><span>Schimbări corelate</span></a></li><li id="t-upload" class="mw-list-item"><a href="//ro.wikipedia.org/wiki/Wikipedia:Trimite_fișier" title="Încărcare fișiere [u]" accesskey="u"><span>Trimite fișier</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=U.2&oldid=16407059" title="Legătură permanentă către această versiune a acestei pagini"><span>Legătură permanentă</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=U.2&action=info" title="Mai multe informații despre această pagină"><span>Informații despre pagină</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:Citeaz%C4%83&page=U.2&id=16407059&wpFormIdentifier=titleform" title="Informații cu privire la modul de citare a acestei pagini"><span>Citează acest articol</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fro.wikipedia.org%2Fwiki%2FU.2"><span>Obține URL scurtat</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fro.wikipedia.org%2Fwiki%2FU.2"><span>Descărcați codul QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Tipărire/exportare </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Special:Carte&bookcmd=book_creator&referer=U.2"><span>Creare carte</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=U.2&action=show-download-screen"><span>Descărcare ca PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=U.2&printable=yes" title="Versiunea de tipărit a acestei pagini [p]" accesskey="p"><span>Versiune de tipărit</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> În alte proiecte </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q48739515" title="Legătură către elementul asociat din depozitul de date [g]" accesskey="g"><span>Element Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aspect"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aspect</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ascunde</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Wikipedia, enciclopedia liberă</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ro" dir="ltr"><figure typeof="mw:File/Thumb"><a href="/wiki/Fi%C8%99ier:OCZ_Z6300_NVMe_flash_SSD,_U.2_(SFF-8639)_form-factor.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e2/OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg/400px-OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg" decoding="async" width="400" height="229" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e2/OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg/600px-OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e2/OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg/800px-OCZ_Z6300_NVMe_flash_SSD%2C_U.2_%28SFF-8639%29_form-factor.jpg 2x" data-file-width="1680" data-file-height="962" /></a><figcaption>SSD cu interfață U.2</figcaption></figure> <figure typeof="mw:File/Thumb"><a href="/wiki/Fi%C8%99ier:SFF-8639_connector.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fc/SFF-8639_connector.svg/400px-SFF-8639_connector.svg.png" decoding="async" width="400" height="89" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fc/SFF-8639_connector.svg/600px-SFF-8639_connector.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fc/SFF-8639_connector.svg/800px-SFF-8639_connector.svg.png 2x" data-file-width="510" data-file-height="114" /></a><figcaption>Conectorul SFF-8639</figcaption></figure> <p><b>U.2</b> (<i>U point two</i>), cunoscut anterior ca <b>SFF-8639</b>, <sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>, este un <a href="/wiki/Standard" class="mw-disambig" title="Standard">standard</a> de interfață pentru conectarea unui dispozitiv <a href="/wiki/SSD" class="mw-redirect" title="SSD">SSD</a> la un computer. Acoperă conectorul fizic, caracteristicile electrice și protocoalele de comunicare. Specificația U.2 a fost dezvoltată de <i>SSD Form Factor Working Group</i> (<i>SFFWG</i>) și lansată pe 20 decembrie 2011 ca mecanism de furnizare a conexiunilor <a href="/wiki/PCI_Express" title="PCI Express">PCI Express</a> la SSD pentru segmentul high-end (<a href="/wiki/Sta%C8%9Bie_de_lucru" title="Stație de lucru">stații de lucru</a>, <a href="/wiki/Server" title="Server">server</a>). În iunie 2015, SFFWG a anunțat schimbarea denumirii în U.2. <br />Membrii fondatori ai grupului de lucru SSD Form Factor care au dezvoltat specificația conectorului U.2 includ <a href="/wiki/Dell" class="mw-redirect" title="Dell">Dell</a>, <a href="/w/index.php?title=EMC&action=edit&redlink=1" class="new" title="EMC — pagină inexistentă">EMC</a>, <a href="/wiki/Fujitsu" title="Fujitsu">Fujitsu</a>, <a href="/wiki/IBM" title="IBM">IBM</a>, <a href="/wiki/Intel" title="Intel">Intel</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Caracteristici">Caracteristici</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=U.2&veaction=edit&section=1" title="Modifică secțiunea: Caracteristici" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=U.2&action=edit&section=1" title="Edit section's source code: Caracteristici"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Acceptă <a href="/w/index.php?title=Hot-swap&action=edit&redlink=1" class="new" title="Hot-swap — pagină inexistentă">hot-swap</a> (schimbare la cald).</li> <li>Este asemănător cu conectorul <a href="/wiki/Serial_Attached_SCSI" title="Serial Attached SCSI">SAS</a> și SATA Express, dar utilizează până la patru benzi PCI Express (PCIe x4) printr-o utilizare diferită a pinilor disponibili și două porturi SATA.</li> <li>Dispozitivele U.2 pot fi conectate la un port M.2 cu ajutorul unui adaptor.</li> <li>SSD U.2 sunt proiectate pentru a se conecta la sloturi de 2,5 și 3,5 inch și permit o capacitate de stocare maximă mai mare decât SSD M.2, ca urmare a dimensiunii fizice mai mari.</li> <li>Factorul de formă U.2 este mai favorabil pentru <a href="/wiki/Disipare" title="Disipare">disiparea</a> <a href="/wiki/C%C4%83ldur%C4%83" title="Căldură">căldurii</a> comparativ cu SSD M.2 și permite temperaturi de funcționare mai mari fără a deteriora componentele de acționare<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></li></ul> <div class="mw-heading mw-heading2"><h2 id="U.3">U.3</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=U.2&veaction=edit&section=2" title="Modifică secțiunea: U.3" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=U.2&action=edit&section=2" title="Edit section's source code: U.3"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>U.3 este un standard „tri-mode”, bazat pe specificația U.2 și utilizând același conector SFF-8639. Acesta combină suportul SAS, <a href="/wiki/Serial_ATA" title="Serial ATA">SATA</a> și <a href="/wiki/NVM_Express" title="NVM Express">NVM Express</a> într-un singur controler. <sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Specificația U.3 este SFF-TA-1001 (<i>Specification for Universal x4 Link Definition for SFF</i>) și provine din SNIA SFF Technology Affiliate (TA) Technical Work Group (TWG).U.3 permite HDD-urilor SAS/SATA și SSD-urilor SAS/SATA/NVMe să funcționeze într-un singur conector fără complexitatea cablajului pentru mai multe protocoale. Unitățile U.3 sunt compatibile înapoi cu U.2.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Vezi_și"><span id="Vezi_.C8.99i"></span>Vezi și</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=U.2&veaction=edit&section=3" title="Modifică secțiunea: Vezi și" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=U.2&action=edit&section=3" title="Edit section's source code: Vezi și"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/M.2" title="M.2">M.2</a></li> <li><a href="/wiki/NVM_Express" title="NVM Express">NVM Express</a></li> <li><a href="/wiki/PCI_Express" title="PCI Express">PCI Express</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Referințe_și_note"><span id="Referin.C8.9Be_.C8.99i_note"></span>Referințe și note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=U.2&veaction=edit&section=4" title="Modifică secțiunea: Referințe și note" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=U.2&action=edit&section=4" title="Edit section's source code: Referințe și note"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><b><a href="#cite_ref-1">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.tomshardware.com/news/sff-8639-u.2-pcie-ssd-nvme,29321.html">SFFWG Renames PCIe SSD SFF-8639 Connector To U.2</a> tomshardware.com, Paul Alcorn, June 5, 2015</span> </li> <li id="cite_note-2"><b><a href="#cite_ref-2">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="https://searchstorage.techtarget.com/definition/U2-SSD-formerly-SFF-8639">What is U.2 SSD (formerly SFF-8639)?</a> searchstorage.techtarget.com</span> </li> <li id="cite_note-3"><b><a href="#cite_ref-3">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.opencompute.org/files/OCP-Trimode-Presentation-Final.pdf">Tri-mode Support (SA /SATA/NVMe) - Open Compute Project</a> opencompute.org</span> </li> <li id="cite_note-4"><b><a href="#cite_ref-4">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="https://markets.businessinsider.com/news/stocks/broadcom-extends-server-storage-leadership-with-comprehensive-sff-ta-1001-u-3-reference-platformindustry-leading-server-drive-and-connector-providers-collaborate-to-simplify-sas-sata-and-nvme-1007198873">Broadcom Extends Server Storage Leadership with Comprehensive SFF-TA-1001 (U.3) Reference PlatformIndustry-Leading Server, Drive, and Connector Providers Collaborate to Simplify SAS, SATA, and NVMe...</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190922051004/https://markets.businessinsider.com/news/stocks/broadcom-extends-server-storage-leadership-with-comprehensive-sff-ta-1001-u-3-reference-platformindustry-leading-server-drive-and-connector-providers-collaborate-to-simplify-sas-sata-and-nvme-1007198873">Arhivat</a> în <time datetime="2019-09-22">22 septembrie 2019</time>, la <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>. markets.businessinsider.com, Nov. 7, 2017</span> </li> <li id="cite_note-5"><b><a href="#cite_ref-5">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="https://quarch.com/blogs/what-you-need-know-about-u3">What you need to know about U.3</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190922051016/https://quarch.com/blogs/what-you-need-know-about-u3">Arhivat</a> în <time datetime="2019-09-22">22 septembrie 2019</time>, la <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>. quarch.com, Kyle McRobert, 30th April 2019</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Legături_externe"><span id="Leg.C4.83turi_externe"></span>Legături externe</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=U.2&veaction=edit&section=5" title="Modifică secțiunea: Legături externe" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=U.2&action=edit&section=5" title="Edit section's source code: Legături externe"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://www.electronicdesign.com/memory/11-myths-about-m2-and-u2-ssds">11 Myths About M.2 and U.2 SSDs</a></li> <li><a rel="nofollow" class="external text" href="https://146a55aca6f00848c565-a7635525d40ac1c70300198708936b4e.ssl.cf1.rackcdn.com/images/827f8206edf2efdee8950ccded8b8f4213d2e0f6.pdf">Data is potential. NVMe/PCIe - HDD Ramifications. OCP Discussion of Options for PCIe/NVMe HDD Devices</a></li></ul> <div role="navigation" class="navbox" aria-labelledby="Magistrale_de_calculator" style="padding:3px"><table class="nowraplinks collapsible autocollapse navbox-inner" style="border-spacing:0;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div class="plainlinks hlist navbar mini"><ul><li class="nv-view"><a href="/wiki/Format:Magistrale_de_calculator" title="Format:Magistrale de calculator"><abbr title="Vizualizează acest format" style=";;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;">v</abbr></a></li><li class="nv-talk"><a href="/w/index.php?title=Discu%C8%9Bie_Format:Magistrale_de_calculator&action=edit&redlink=1" class="new" title="Discuție Format:Magistrale de calculator — pagină inexistentă"><abbr title="Discută acest format" style=";;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;">d</abbr></a></li><li class="nv-edit"><a class="external 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cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only mw-watchlink" id="ca-watchstar-sticky-header" tabindex="-1" data-event-name="watch-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-star mw-ui-icon-wikimedia-wikimedia-star"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-ve-edit-sticky-header" tabindex="-1" data-event-name="ve-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-edit mw-ui-icon-wikimedia-wikimedia-edit"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-edit-sticky-header" tabindex="-1" data-event-name="wikitext-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-wikiText mw-ui-icon-wikimedia-wikimedia-wikiText"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-viewsource-sticky-header" tabindex="-1" data-event-name="ve-edit-protected-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-editLock mw-ui-icon-wikimedia-wikimedia-editLock"></span> <span></span> </a> </div> <div class="vector-sticky-header-buttons"> <button class="cdx-button cdx-button--weight-quiet mw-interlanguage-selector" id="p-lang-btn-sticky-header" tabindex="-1" data-event-name="ui.dropdown-p-lang-btn-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-language mw-ui-icon-wikimedia-wikimedia-language"></span> <span>6 limbi</span> </button> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive" id="ca-addsection-sticky-header" tabindex="-1" data-event-name="addsection-sticky-header"><span class="vector-icon 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