{"product_id":"cisco-128gb-2s4rx4-ddr4-2666v-pc4-21300-ecc-registered-memory-samsung-m393aak40b42-cwd-ucs-mr-128g8rs-h-15-105085-01-8nras","title":"Cisco 128GB 2S4RX4 DDR4-2666V PC4-21300 ECC Registered Memory Samsung M393AAK40B42-CWD UCS-MR-128G8RS-H 15-105085-01","description":"\u003cp\u003e\u003c!--StartFragment--\u003e\u003cmeta content=\"text\/html; charset=us-ascii\" http-equiv=\"Content-Type\"\u003e\n\u003cstyle type=\"text\/css\"\u003ea {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003c\/p\u003e\n\n\u003ch2 style=\"text-align: justify;\"\u003eCisco 128GB 2S4Rx4 DDR4-2666V PC4-21300 ECC Registered Memory Samsung M393AAK40B42-CWD UCS-MR-128G8RS-H 15-105085-01\u003c\/h2\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eMaximize the memory capacity and performance of your Cisco UCS infrastructure with the \u003cstrong\u003eCisco UCS-MR-128G8RS-H 128GB DDR4-2666 ECC Registered Memory Module\u003c\/strong\u003e. Manufactured by Samsung under part number \u003cstrong\u003eM393AAK40B42-CWD\u003c\/strong\u003e and Cisco part number \u003cstrong\u003eUCS-MR-128G8RS-H (15-105085-01)\u003c\/strong\u003e, this enterprise-grade memory module is engineered for virtualization, cloud computing, database applications, AI workloads, and high-performance data center environments.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eFeaturing \u003cstrong\u003e128GB of DDR4-2666 (PC4-21300V)\u003c\/strong\u003e memory, this module utilizes an advanced \u003cstrong\u003e2S4Rx4 \/ 8Rx4 Octal Rank architecture\u003c\/strong\u003e with \u003cstrong\u003e3DS (Three-Dimensional Stacking)\u003c\/strong\u003e technology to provide exceptional memory density while maintaining stability and reliability. Built with \u003cstrong\u003eECC (Error-Correcting Code)\u003c\/strong\u003e protection and registered buffering, it helps reduce data corruption and improve system uptime in mission-critical server deployments.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eOperating at a low \u003cstrong\u003e1.2V\u003c\/strong\u003e, this \u003cstrong\u003e288-pin RDIMM\u003c\/strong\u003e delivers high bandwidth and energy-efficient performance, making it an ideal solution for Cisco UCS servers requiring ultra-high-capacity memory configurations.\u003c\/p\u003e\n\n\u003ch4 style=\"text-align: justify;\"\u003eKey Features\u003c\/h4\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 128GB\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Samsung (Cisco Branded)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCisco Part Number:\u003c\/strong\u003e UCS-MR-128G8RS-H\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCisco PID:\u003c\/strong\u003e 15-105085-01\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSamsung Part Number:\u003c\/strong\u003e M393AAK40B42-CWD\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eMemory Type:\u003c\/strong\u003e DDR4 ECC Registered (RDIMM)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSpeed:\u003c\/strong\u003e 2666MHz (PC4-21300V \/ PC4-2666V)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e 288-Pin DIMM\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eRank Configuration:\u003c\/strong\u003e 2S4Rx4 \/ 8Rx4 Octal Rank\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e 3DS TSV Stacked Memory\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eECC Support:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 1.2V\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eRegistered\/Buffered:\u003c\/strong\u003e Yes (RDIMM)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Enterprise Servers, Data Centers, Cloud Infrastructure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4 style=\"text-align: justify;\"\u003eCompatible Server Manufacturers\u003c\/h4\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eCisco UCS\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDell PowerEdge\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHPE ProLiant \u0026amp; Apollo\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eLenovo ThinkSystem\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eIBM Systems\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eFujitsu PRIMERGY\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSupermicro SuperServer\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eASUS Server Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4 style=\"text-align: justify;\"\u003ePopular Compatible Cisco UCS Models\u003c\/h4\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS C220 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS C240 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS C480 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS B200 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS B480 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS C125 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS S3260 M5\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eUCS X-Series Compute Nodes\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSelect Cisco HyperFlex Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4 style=\"text-align: justify;\"\u003eOther Common Compatible Server Platforms\u003c\/h4\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cstrong\u003eDell\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge R640\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge R740 \/ R740xd\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge R840\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge R940 \/ R940xa\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge C6420\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePowerEdge T640\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cstrong\u003eHPE\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eProLiant DL360 Gen10\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eProLiant DL380 Gen10\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eProLiant DL560 Gen10\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eProLiant DL580 Gen10\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eApollo 2000 Gen10\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eApollo 4200 Gen10\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cstrong\u003eLenovo\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SR630\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SR650\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SR850\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SR860\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SR950\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SN550\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eThinkSystem SN850\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cstrong\u003eSupermicro\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSuperServer 1029P-WTR\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSuperServer 2029P-C1R\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eH11DSU-iN\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eH11SSW-iN\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4 style=\"text-align: justify;\"\u003eImportant Compatibility Notes\u003c\/h4\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDesigned exclusively for \u003cstrong\u003eenterprise-class servers and workstations\u003c\/strong\u003e\n\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eNot compatible with desktop PCs, laptops, or consumer systems\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eRequires platforms that support \u003cstrong\u003eDDR4 ECC Registered (RDIMM)\u003c\/strong\u003e memory\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eCannot be mixed with \u003cstrong\u003eUDIMM\u003c\/strong\u003e or \u003cstrong\u003eLRDIMM\u003c\/strong\u003e memory modules\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSupports systems utilizing compatible \u003cstrong\u003eIntel Xeon Scalable\u003c\/strong\u003e and \u003cstrong\u003eAMD EPYC\u003c\/strong\u003e processors\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDue to the \u003cstrong\u003e8Rx4 Octal Rank design\u003c\/strong\u003e, verify server memory population guidelines before installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: justify;\"\u003ePerfect for virtualization hosts, hyper-converged infrastructure, enterprise databases, cloud platforms, analytics engines, and mission-critical workloads, the \u003cstrong\u003eCisco UCS-MR-128G8RS-H \/ Samsung M393AAK40B42-CWD 128GB DDR4-2666 ECC RDIMM\u003c\/strong\u003e delivers the scalability, performance, and reliability required by modern enterprise data centers.\u003c\/p\u003e\n","brand":"Cisco","offers":[{"title":"Default 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