{"id":6838,"date":"2025-06-11T17:33:16","date_gmt":"2025-06-11T15:33:16","guid":{"rendered":"https:\/\/monserveurnas.com\/?p=6838"},"modified":"2025-06-11T17:40:44","modified_gmt":"2025-06-11T15:40:44","slug":"synology-ds1525-vs-synology-ds1522","status":"publish","type":"post","link":"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/","title":{"rendered":"Synology DS1525+ vs Synology DS1522+"},"content":{"rendered":"<p>Synology vient de renouveler sa gamme 5 baies avec l&rsquo;arriv\u00e9e du <a href=\"https:\/\/monserveurnas.com\/test-synology-ds1525\/\">DS1525+<\/a>, qui succ\u00e8de au <a href=\"https:\/\/monserveurnas.com\/test-synology-ds1522\/\">DS1522+<\/a> apr\u00e8s seulement deux ans de commercialisation. Cette mise \u00e0 jour rapide t\u00e9moigne de l&rsquo;\u00e9volution acc\u00e9l\u00e9r\u00e9e du march\u00e9 des NAS et de la volont\u00e9 du constructeur ta\u00efwanais de maintenir son avance technologique. Le DS1525+ marque une rupture majeure avec l&rsquo;adoption du processeur AMD Ryzen V1500B, abandonnant l&rsquo;architecture du DS1522+ bas\u00e9e sur un AMD Ryzen R1600. Cette \u00e9volution va bien au-del\u00e0 d&rsquo;un simple changement de processeur : elle red\u00e9finit compl\u00e8tement les performances et les possibilit\u00e9s d&rsquo;usage de ces NAS 5 baies destin\u00e9s aux PME et aux utilisateurs avanc\u00e9s. Analysons en d\u00e9tail ce qui diff\u00e9rencie ces deux mod\u00e8les pour vous aider \u00e0 faire le bon choix.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sommaire<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #3c5233;color:#3c5233\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #3c5233;color:#3c5233\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Design_une_continuite_rassurante\" >Design : une continuit\u00e9 rassurante<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Dimensions_et_construction_identiques\" >Dimensions et construction identiques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Evolution_subtile_de_la_connectivite_physique\" >\u00c9volution subtile de la connectivit\u00e9 physique<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Ventilation_et_nuisances_sonores\" >Ventilation et nuisances sonores<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Specifications_Techniques_la_vraie_difference\" >Sp\u00e9cifications Techniques : la vraie diff\u00e9rence<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Processeur_et_performances_revolution_vs_evolution\" >Processeur et performances : r\u00e9volution vs \u00e9volution<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Transcodage_video_AMD_vs_absence_de_GPU\" >Transcodage vid\u00e9o : AMD vs absence de GPU<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Memoire_RAM_meme_base_meme_evolutivite\" >M\u00e9moire RAM : m\u00eame base, m\u00eame \u00e9volutivit\u00e9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Connectivite_Reseau_statu_quo_mais_evolutive\" >Connectivit\u00e9 R\u00e9seau : statu quo mais \u00e9volutive<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Extensions_et_stockage_SSD\" >Extensions et stockage SSD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Compatibilite_Disques_Durs_universalite_maintenue\" >Compatibilit\u00e9 Disques Durs : universalit\u00e9 maintenue<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Systeme_dExploitation_DSM_Le_coeur_de_lexperience_Synology\" >Syst\u00e8me d&rsquo;Exploitation DSM : Le c\u0153ur de l&rsquo;exp\u00e9rience Synology<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#DSM_72_optimisations_specifiques_au_DS1525\" >DSM 7.2 : optimisations sp\u00e9cifiques au DS1525+<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Applications_et_performances_lecart_se_creuse\" >Applications et performances : l&rsquo;\u00e9cart se creuse<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Consommation_energetique_le_prix_de_la_performance\" >Consommation \u00e9nerg\u00e9tique : le prix de la performance<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Conclusion_DS1525_ou_DS1522_lequel_choisir\" >Conclusion : DS1525+ ou DS1522+, lequel choisir ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#DS1525_linvestissement_davenir_899E\" >DS1525+ : l&rsquo;investissement d&rsquo;avenir (899\u20ac)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#DS1522_le_choix_du_budget_maitrise_760E\" >DS1522+ : le choix du budget ma\u00eetris\u00e9 (760\u20ac)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/#Notre_recommandation_finale\" >Notre recommandation finale<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Design_une_continuite_rassurante\"><\/span>Design : une continuit\u00e9 rassurante<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Dimensions_et_construction_identiques\"><\/span>Dimensions et construction identiques<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les conservent strictement les m\u00eames dimensions : 166 x 230 x 223 mm, confirmant la volont\u00e9 de Synology de maintenir un format compact et standardis\u00e9 pour sa gamme 5 baies. Le poids diff\u00e8re l\u00e9g\u00e8rement avec 2,67 kg pour le DS1525+ contre 2,7 kg pour le DS1522+, une diff\u00e9rence n\u00e9gligeable de 30 grammes qui s&rsquo;explique probablement par des optimisations mineures de construction.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-6830\" src=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant.jpg\" alt=\"synology ds1525+avant\" width=\"1024\" height=\"1024\" srcset=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant.jpg 1024w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-300x300.jpg 300w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-150x150.jpg 150w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-12x12.jpg 12w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-65x65.jpg 65w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-450x450.jpg 450w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525avant-768x768.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p class=\"whitespace-normal break-words\">Cette continuit\u00e9 dimensionnelle est appr\u00e9ciable pour les utilisateurs souhaitant mettre \u00e0 niveau leur installation sans reconfigurer leur espace de travail. Les deux mod\u00e8les s&rsquo;int\u00e8grent parfaitement dans les m\u00eames racks 19&Prime; ou sur les m\u00eames \u00e9tag\u00e8res.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Evolution_subtile_de_la_connectivite_physique\"><\/span>\u00c9volution subtile de la connectivit\u00e9 physique<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Si l&rsquo;esth\u00e9tique g\u00e9n\u00e9rale reste identique avec le ch\u00e2ssis noir mat caract\u00e9ristique de Synology, on note quelques diff\u00e9rences notables au niveau de la connectivit\u00e9. Le DS1525+ modernise son approche avec <strong>2 ports USB Type-C<\/strong> en plus des 2 ports USB 3.2 classiques, contre seulement <strong>2 ports USB 3.2<\/strong> et <strong>2 ports eSATA<\/strong> sur le DS1522+.<\/p>\n<figure id=\"attachment_6831\" aria-describedby=\"caption-attachment-6831\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-6831\" src=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere.jpg\" alt=\"synology ds1525+arri\u00e8re\" width=\"1024\" height=\"1024\" srcset=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere.jpg 1024w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-300x300.jpg 300w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-150x150.jpg 150w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-12x12.jpg 12w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-65x65.jpg 65w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-450x450.jpg 450w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2025\/06\/synology-ds1525arriere-768x768.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-6831\" class=\"wp-caption-text\">La connectique du DS1525+<\/figcaption><\/figure>\n<p class=\"whitespace-normal break-words\">Cette \u00e9volution marque l&rsquo;abandon des ports eSATA, d\u00e9sormais obsol\u00e8tes, au profit de l&rsquo;USB Type-C plus polyvalent. Les utilisateurs du DS1522+ qui utilisaient les extensions DX517 via eSATA devront s&rsquo;orienter vers les nouvelles unit\u00e9s DX525 compatibles USB-C sur le DS1525+.<\/p>\n<figure id=\"attachment_4350\" aria-describedby=\"caption-attachment-4350\" style=\"width: 696px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-4350 \" src=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere.png\" alt=\"La connectique du Synology Ds1522+\" width=\"696\" height=\"521\" srcset=\"https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere.png 1000w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere-300x225.png 300w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere-150x112.png 150w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere-450x337.png 450w, https:\/\/monserveurnas.com\/wp-content\/uploads\/2022\/07\/ds1522-arriere-768x575.png 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/><figcaption id=\"caption-attachment-4350\" class=\"wp-caption-text\">La connectique du DS1522+<\/figcaption><\/figure>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Ventilation_et_nuisances_sonores\"><\/span>Ventilation et nuisances sonores<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les conservent la m\u00eame configuration de refroidissement avec deux ventilateurs de 92mm. Le DS1525+ maintient un niveau sonore identique \u00e0 son pr\u00e9d\u00e9cesseur : 19 dB en fonctionnement normal, montant \u00e0 23 dB sous charge intensive. Cette constance t\u00e9moigne de l&rsquo;efficacit\u00e9 du design thermique de Synology, m\u00eame avec l&rsquo;augmentation significative de puissance du nouveau processeur.<\/p>\n<h2 class=\"text-xl font-bold text-text-100 mt-1 -mb-0.5\"><span class=\"ez-toc-section\" id=\"Specifications_Techniques_la_vraie_difference\"><\/span>Sp\u00e9cifications Techniques : la vraie diff\u00e9rence<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Processeur_et_performances_revolution_vs_evolution\"><\/span>Processeur et performances : r\u00e9volution vs \u00e9volution<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">C&rsquo;est ici que r\u00e9side la diff\u00e9rence fondamentale entre les deux mod\u00e8les. Le <strong>DS1522+<\/strong> embarque un <strong>AMD Ryzen R1600 dual-core<\/strong> cadenc\u00e9 \u00e0 2,6 GHz (boost \u00e0 3,1 GHz), tandis que le <strong>DS1525+<\/strong> fait un bond technologique avec l&rsquo;<strong>AMD Ryzen V1500B quad-core<\/strong> \u00e0 2,2 GHz avec support de l&rsquo;hyperthreading (8 threads).<\/p>\n<p class=\"whitespace-normal break-words\"><strong>Comparaison des performances CPU :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : ~3500 points PassMark (estimation bas\u00e9e sur l&rsquo;architecture R1600)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : ~8000 points PassMark (Ryzen V1500B)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Cette diff\u00e9rence de performance de plus de 100% se ressent imm\u00e9diatement dans l&rsquo;usage quotidien. L&rsquo;interface DSM est plus r\u00e9active sur le DS1525+, et les t\u00e2ches gourmandes comme l&rsquo;indexation, la compression ou la sauvegarde s&rsquo;ex\u00e9cutent significativement plus rapidement.<\/p>\n<p class=\"whitespace-normal break-words\"><strong>Impact sur les applications sp\u00e9cialis\u00e9es :<\/strong> Le DS1525+ excelle particuli\u00e8rement en virtualisation gr\u00e2ce \u00e0 ses 8 threads, permettant d&rsquo;ex\u00e9cuter 3-4 machines virtuelles simultan\u00e9es contre 1-2 maximum sur le DS1522+. Docker DSM b\u00e9n\u00e9ficie \u00e9galement de cette puissance accrue, supportant une quinzaine de conteneurs simultan\u00e9s contre 8-10 sur le mod\u00e8le pr\u00e9c\u00e9dent.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Transcodage_video_AMD_vs_absence_de_GPU\"><\/span>Transcodage vid\u00e9o : AMD vs absence de GPU<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Le DS1522+ souffre d&rsquo;une limitation majeure : l&rsquo;absence de GPU int\u00e9gr\u00e9. Son processeur R1600 peine lors du transcodage vid\u00e9o, limitant <a href=\"https:\/\/monserveurnas.com\/plex-vs-kodi-vs-videostation\/\" data-wpil-monitor-id=\"14\">Plex ou Video Station<\/a> \u00e0 du transcodage 1080p vers 720p dans des conditions acceptables. Le transcodage 4K vers 1080p est quasiment inutilisable avec des taux d&rsquo;utilisation CPU atteignant 96%.<\/p>\n<p class=\"whitespace-normal break-words\">Le DS1525+ r\u00e9volutionne cet aspect avec son <strong>GPU Radeon Vega int\u00e9gr\u00e9<\/strong> (3 unit\u00e9s de calcul). Cette am\u00e9lioration permet de transcoder simultan\u00e9ment :<\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>8 flux 1080p H.264<\/strong> ou <strong>4 flux 4K HEVC<\/strong> (DS1525+)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>2-3 flux 1080p H.264<\/strong> maximum (DS1522+)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Cette diff\u00e9rence fait du DS1525+ une <a href=\"https:\/\/monserveurnas.com\/serveur-nas-vs-cloud\/\" data-wpil-monitor-id=\"17\">solution bien plus viable pour les serveurs<\/a> multim\u00e9dias et les applications de surveillance IP intensives.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Memoire_RAM_meme_base_meme_evolutivite\"><\/span>M\u00e9moire RAM : m\u00eame base, m\u00eame \u00e9volutivit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les proposent une configuration RAM identique :<\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>8 Go DDR4 ECC<\/strong> en standard<\/li>\n<li class=\"whitespace-normal break-words\"><strong>Extensible jusqu&rsquo;\u00e0 32 Go<\/strong> (16 Go x 2)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>2 slots SODIMM<\/strong> accessibles<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Cette parit\u00e9 en m\u00e9moire permet aux deux mod\u00e8les de g\u00e9rer efficacement la virtualisation et les applications Docker, m\u00eame si le DS1525+ exploite mieux cette RAM gr\u00e2ce \u00e0 son processeur plus puissant.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Connectivite_Reseau_statu_quo_mais_evolutive\"><\/span>Connectivit\u00e9 R\u00e9seau : statu quo mais \u00e9volutive<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\"><strong>Configuration r\u00e9seau standard :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : 4 ports Gigabit + 1 slot PCIe Gen3 x2<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : 2 ports 2,5 GbE + 1 slot PCIe Gen3 x2<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Le DS1522+ offre plus de ports en standard (4 vs 2), mais le DS1525+ propose du 2,5 GbE natif, soit 2,5 fois plus de bande passante par port. L&rsquo;agr\u00e9gation de liens permet d&rsquo;atteindre th\u00e9oriquement :<\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>4 Gbps<\/strong> sur le DS1522+ (4 ports agr\u00e9g\u00e9s)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>5 Gbps<\/strong> sur le DS1525+ (2 ports 2,5 GbE agr\u00e9g\u00e9s)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\"><strong>Extension 10 GbE :<\/strong> Les deux mod\u00e8les supportent l&rsquo;ajout d&rsquo;une carte <strong>E10G22-T1-Mini<\/strong> via leur slot PCIe d\u00e9di\u00e9. Cette carte, vendue environ 200\u20ac, transforme les deux NAS en solutions 10 GbE. Cependant, le DS1525+ tire mieux parti de cette bande passante gr\u00e2ce \u00e0 son processeur plus puissant.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Extensions_et_stockage_SSD\"><\/span>Extensions et stockage SSD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\"><strong>Slots <a href=\"https:\/\/monserveurnas.com\/it\/ssd-nvme-pour-nas-mise-en-cache\/\">M.2 NVMe<\/a> :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : 2 slots M.2 2280 (cache uniquement)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : 2 slots M.2 2280 (cache uniquement)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les proposent la m\u00eame configuration SSD, limit\u00e9e malheureusement au <a href=\"https:\/\/monserveurnas.com\/cache-ssd-synology\/\" data-wpil-monitor-id=\"15\">cache SSD<\/a> Plus. Synology n&rsquo;autorise toujours pas l&rsquo;utilisation de ces slots pour du stockage primaire, une limitation regrettable sur des mod\u00e8les de cette gamme.<\/p>\n<p class=\"whitespace-normal break-words\"><strong>Extensions externes :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : Jusqu&rsquo;\u00e0 10 baies suppl\u00e9mentaires via DX517 (eSATA)<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : Jusqu&rsquo;\u00e0 10 baies suppl\u00e9mentaires via DX525 (USB-C)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Le passage aux DX525 sur le DS1525+ modernise l&rsquo;\u00e9cosyst\u00e8me d&rsquo;extension, m\u00eame si cela rend incompatibles les anciennes unit\u00e9s DX517.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Compatibilite_Disques_Durs_universalite_maintenue\"><\/span>Compatibilit\u00e9 Disques Durs : universalit\u00e9 maintenue<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les supportent exactement les m\u00eames types de stockage :<\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>Disques 3,5&Prime; SATA<\/strong> (jusqu&rsquo;\u00e0 18 To par baie test\u00e9s)<\/li>\n<li class=\"whitespace-normal break-words\"><a href=\"https:\/\/monserveurnas.com\/ssd-nas\/\" data-wpil-monitor-id=\"18\">SSD 2,5&Prime; SATA pour les performances<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Capacit\u00e9 maximale th\u00e9orique<\/strong> : 90 To (5 x 18 To)<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">Cette compatibilit\u00e9 universelle permet une migration transparente du DS1522+ vers le DS1525+ en conservant les disques existants.<\/p>\n<h2 class=\"text-xl font-bold text-text-100 mt-1 -mb-0.5\"><span class=\"ez-toc-section\" id=\"Systeme_dExploitation_DSM_Le_coeur_de_lexperience_Synology\"><\/span>Syst\u00e8me d&rsquo;Exploitation DSM : Le c\u0153ur de l&rsquo;exp\u00e9rience Synology<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"DSM_72_optimisations_specifiques_au_DS1525\"><\/span>DSM 7.2 : optimisations sp\u00e9cifiques au DS1525+<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Les deux mod\u00e8les fonctionnent sous <a href=\"https:\/\/monserveurnas.com\/dsm-7-2-est-disponible-en-version-finale\/\"><strong>DSM 7.2<\/strong><\/a>, mais le DS1525+ b\u00e9n\u00e9ficie d&rsquo;optimisations sp\u00e9cifiques pour l&rsquo;architecture Zen d&rsquo;AMD. Cette optimisation se traduit par :<\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>R\u00e9partition de charge am\u00e9lior\u00e9e<\/strong> entre les 4 c\u0153urs du Ryzen V1500B<\/li>\n<li class=\"whitespace-normal break-words\"><strong>Gestion dynamique de la fr\u00e9quence<\/strong> plus fine<\/li>\n<li class=\"whitespace-normal break-words\"><strong>Meilleure exploitation de l&rsquo;hyperthreading<\/strong> pour les t\u00e2ches parall\u00e9lisables<\/li>\n<\/ul>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Applications_et_performances_lecart_se_creuse\"><\/span>Applications et performances : l&rsquo;\u00e9cart se creuse<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\"><strong><a href=\"https:\/\/monserveurnas.com\/surveillance-station-synology\/\" data-wpil-monitor-id=\"16\">Surveillance Station<\/a> :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : 15-20 cam\u00e9ras IP simultan\u00e9es<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : 40 cam\u00e9ras IP avec analyse intelligente<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\"><strong>Virtual Machine Manager :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : 1-2 machines virtuelles l\u00e9g\u00e8res<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : 3-4 machines virtuelles avec OS complets<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\"><strong>Hyper Backup :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : 40% plus rapide que le DS1522+ gr\u00e2ce au Ryzen V1500B<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\"><strong>Package Center :<\/strong> Les deux mod\u00e8les acc\u00e8dent au m\u00eame \u00e9cosyst\u00e8me de plus de 100 applications officielles, mais le DS1525+ les ex\u00e9cute avec une fluidit\u00e9 nettement sup\u00e9rieure.<\/p>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Consommation_energetique_le_prix_de_la_performance\"><\/span>Consommation \u00e9nerg\u00e9tique : le prix de la performance<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\"><strong>Consommation \u00e9lectrique :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>DS1522+<\/strong> : ~45W en charge, ~25W en veille<\/li>\n<li class=\"whitespace-normal break-words\"><strong>DS1525+<\/strong> : ~65W en charge, ~35W en veille<\/li>\n<\/ul>\n<p class=\"whitespace-normal break-words\">L&rsquo;augmentation de 45% de la consommation du DS1525+ reste justifi\u00e9e par le gain de performance de plus de 100%. Le rapport performance\/watt reste favorable au nouveau mod\u00e8le.<\/p>\n<h2 class=\"text-xl font-bold text-text-100 mt-1 -mb-0.5\"><span class=\"ez-toc-section\" id=\"Conclusion_DS1525_ou_DS1522_lequel_choisir\"><\/span>Conclusion : DS1525+ ou DS1522+, lequel choisir ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"DS1525_linvestissement_davenir_899E\"><\/span>DS1525+ : l&rsquo;investissement d&rsquo;avenir (899\u20ac)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Le <strong>DS1525+<\/strong> s&rsquo;impose comme le choix \u00e9vident pour la majorit\u00e9 des utilisateurs. Ses <strong>performances CPU quadrupl\u00e9es<\/strong>, ses <strong>capacit\u00e9s de transcodage r\u00e9volutionnaires<\/strong> et son <strong>architecture p\u00e9renne<\/strong> en font un investissement particuli\u00e8rement judicieux. \u00c0 899\u20ac, il offre un rapport performances\/prix exceptionnel qui le place au niveau des NAS d&rsquo;entreprise.<\/p>\n<p class=\"whitespace-normal break-words\"><strong>Recommand\u00e9 pour :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\">Cr\u00e9ateurs de contenu n\u00e9cessitant du transcodage 4K<\/li>\n<li class=\"whitespace-normal break-words\">PME avec besoins en virtualisation<\/li>\n<li class=\"whitespace-normal break-words\">Utilisateurs souhaitant un NAS \u00e9volutif sur 5-7 ans<\/li>\n<li class=\"whitespace-normal break-words\">Applications de surveillance IP intensives<\/li>\n<li class=\"whitespace-normal break-words\">Serveurs multim\u00e9dias familiaux exigeants<\/li>\n<\/ul>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"DS1522_le_choix_du_budget_maitrise_760E\"><\/span>DS1522+ : le choix du budget ma\u00eetris\u00e9 (760\u20ac)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\">Le <strong>DS1522+<\/strong> reste pertinent pour les budgets contraints ou les usages basiques. Ses <strong>4 ports Gigabit<\/strong> natifs et sa <strong>consommation r\u00e9duite<\/strong> peuvent s\u00e9duire certains profils d&rsquo;utilisateurs. \u00c0 760\u20ac, il offre 140\u20ac d&rsquo;\u00e9conomie par rapport au DS1525+.<\/p>\n<p class=\"whitespace-normal break-words\"><strong>Recommand\u00e9 pour :<\/strong><\/p>\n<ul class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\">Stockage simple sans transcodage intensif<\/li>\n<li class=\"whitespace-normal break-words\">Budgets serr\u00e9s avec besoins basiques<\/li>\n<li class=\"whitespace-normal break-words\">Environnements n\u00e9cessitant 4 ports r\u00e9seau natifs<\/li>\n<li class=\"whitespace-normal break-words\">Utilisateurs privil\u00e9giant la consommation \u00e9lectrique<\/li>\n<\/ul>\n<h3 class=\"text-lg font-bold text-text-100 mt-1 -mb-1.5\"><span class=\"ez-toc-section\" id=\"Notre_recommandation_finale\"><\/span>Notre recommandation finale<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"whitespace-normal break-words\"><strong>Choisissez le DS1525+<\/strong> : l&rsquo;\u00e9cart de 140\u20ac est largement justifi\u00e9 par les gains de performance consid\u00e9rables et la p\u00e9rennit\u00e9 de l&rsquo;investissement. Le DS1522+ ne devrait \u00eatre consid\u00e9r\u00e9 que si votre budget est vraiment contraint ou si vos besoins sont tr\u00e8s basiques.<\/p>\n<p class=\"whitespace-normal break-words\">Le DS1525+ repr\u00e9sente une \u00e9volution majeure qui red\u00e9finit les standards de sa cat\u00e9gorie, tandis que le DS1522+ appara\u00eet d\u00e9sormais comme une solution de transition rapidement d\u00e9pass\u00e9e par l&rsquo;\u00e9volution technologique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Synology vient de renouveler sa gamme 5 baies avec l&rsquo;arriv\u00e9e du DS1525+, qui succ\u00e8de au DS1522+ apr\u00e8s seulement deux ans de commercialisation. Cette mise \u00e0 jour rapide t\u00e9moigne de l&rsquo;\u00e9volution acc\u00e9l\u00e9r\u00e9e du march\u00e9 des NAS et de la volont\u00e9 du constructeur ta\u00efwanais de maintenir son avance technologique. Le DS1525+ marque une rupture majeure avec l&rsquo;adoption<\/p>","protected":false},"author":1,"featured_media":6841,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":{"0":"post-6838","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-comparatif"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Synology DS1525+ vs Synology DS1522+ - Mon Serveur NAS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/monserveurnas.com\/it\/synology-ds1525-vs-synology-ds1522\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Synology DS1525+ vs Synology DS1522+ - Mon Serveur NAS\" \/>\n<meta property=\"og:description\" content=\"Synology vient de renouveler sa gamme 5 baies avec l&rsquo;arriv\u00e9e du DS1525+, qui succ\u00e8de au DS1522+ apr\u00e8s seulement deux ans de commercialisation. 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