{"product_id":"hpe-8gb-1rx8-ddr4-2666v-pc4-21300-ecc-registered-memory-sk-hynix-hma81gr7afr8n-vk-hpe","title":"HPE 8GB 1Rx8 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA81GR7AFR8N-VK","description":"\u003ch2 style=\"text-align: justify;\"\u003eHPE 8GB 1Rx8 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA81GR7AFR8N-VK\u003c\/h2\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eEnhance the reliability and performance of your enterprise infrastructure with the \u003cstrong\u003eHPE 8GB 1Rx8 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA81GR7AFR8N-VK\u003c\/strong\u003e. Designed for business-critical servers and data center environments, this high-quality SK Hynix memory module delivers dependable performance, error-correcting technology, and enterprise-grade stability for demanding workloads.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eBuilt with \u003cstrong\u003eDDR4-2666MHz\u003c\/strong\u003e technology and \u003cstrong\u003eECC Registered (RDIMM)\u003c\/strong\u003e architecture, this module helps maximize server uptime while maintaining data integrity. With its single-rank design and 21.3GB\/s bandwidth, it is an excellent solution for virtualization platforms, database servers, cloud infrastructure, and enterprise applications.\u003c\/p\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003e8GB Capacity\u003c\/strong\u003e – Ideal for server upgrades, repairs, and memory expansion.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eDDR4-2666V Performance\u003c\/strong\u003e – Delivers fast and efficient memory throughput.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003ePC4-21300 Bandwidth\u003c\/strong\u003e – Supports data transfer rates up to 21,300 MB\/s.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eECC Error Correction\u003c\/strong\u003e – Helps detect and correct memory errors for improved reliability.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eRegistered DIMM Architecture\u003c\/strong\u003e – Optimized for enterprise-class server platforms.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSingle Rank 1Rx8 Design\u003c\/strong\u003e – Provides dependable compatibility and scalability.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eEnergy Efficient\u003c\/strong\u003e – Low-voltage 1.2V operation reduces power consumption.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSK Hynix Enterprise Quality\u003c\/strong\u003e – Designed for continuous 24\/7 server operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e HMA81GR7AFR8N-VK-HPE\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e SK Hynix\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HMA81GR7AFR8N-VK\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 8GB (1 x 8GB)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eMemory Type:\u003c\/strong\u003e DDR4 SDRAM\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e 288-Pin RDIMM (Registered \/ Buffered)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eSpeed:\u003c\/strong\u003e DDR4-2666MHz\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eBus Type:\u003c\/strong\u003e PC4-21300 \/ PC4-2666V-R\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eData Transfer Rate:\u003c\/strong\u003e 21,300 MB\/s\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eRank Configuration:\u003c\/strong\u003e 1Rx8 (Single Rank x8)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eError Correction:\u003c\/strong\u003e ECC Registered\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCAS Latency:\u003c\/strong\u003e CL19 (19-19-19)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 1.2V\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eCycle Time:\u003c\/strong\u003e 0.75ns\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 5.125\" x 1.181\" x 0.039\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eCompatible Alternative Part Numbers\u003c\/h3\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThe following memory modules offer similar specifications and may be used in compatible server platforms, subject to manufacturer guidelines:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHMA81GR7AFR8N-VK\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHMA81GR7CJR8N-VK\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eM393A1G40EB2-CVF\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eM393A1K43BB2-CTD\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eMTA18ASF1G72PDZ-2G6E1\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eMTA18ASF1G72AZ-2G6E1\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eKSM26RD8\/8HDI\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHPE 815100-B21\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHPE 850881-001\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHPE 852428-091\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eCompatible Memory Modules\u003c\/h3\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThis RDIMM can typically be installed alongside other DDR4 ECC Registered memory modules of similar specifications when supported by the server platform:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e8GB DDR4-2666 ECC RDIMM (1Rx8)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e16GB DDR4-2666 ECC RDIMM (2Rx8)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e32GB DDR4-2666 ECC RDIMM (2Rx4)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e64GB DDR4-2666 ECC LRDIMM\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e8GB DDR4-2400 ECC RDIMM\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e16GB DDR4-2400 ECC RDIMM\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003e32GB DDR4-2933 ECC RDIMM (downclocking may occur)\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSK Hynix DDR4 ECC Registered Modules\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSamsung DDR4 ECC Registered Modules\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eMicron DDR4 ECC Registered Modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eEnterprise Platform Compatibility\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHPE ProLiant Gen9 and Gen10 Servers\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDell PowerEdge DDR4 Server Platforms\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eLenovo ThinkSystem and ThinkServer Platforms\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eCisco UCS Server Environments\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSupermicro Enterprise Systems\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eVirtualization Hosts and Hyper-Converged Infrastructure\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDatabase and Application Servers\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eCloud and Data Center Deployments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eBenefits of ECC Registered Memory\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eProtects critical workloads through advanced error correction.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eImproves long-term reliability and system uptime.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eSupports larger memory configurations than standard desktop modules.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eReduces memory controller loading through registered buffering.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDesigned for mission-critical server applications and enterprise deployments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eImportant Compatibility Notes\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eRequires a server or workstation that supports DDR4 ECC Registered (RDIMM) memory.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eNot compatible with desktop motherboards using standard UDIMM memory.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eCannot be mixed with LRDIMM modules unless explicitly supported by the server manufacturer.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eMemory speed may automatically adjust to match the slowest installed DIMM.\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eAlways verify system compatibility and memory population guidelines before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"text-align: justify;\"\u003eIdeal Applications\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eEnterprise Server Upgrades\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eVirtualization \u0026amp; Hypervisor Hosts\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003ePrivate Cloud Infrastructure\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eDatabase Servers\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eData Center Deployments\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eBusiness-Critical Applications\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eStorage and Backup Systems\u003c\/li\u003e\n\t\u003cli style=\"text-align: justify;\"\u003eHigh-Availability Computing Environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThe \u003cstrong\u003eHPE 8GB 1Rx8 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA81GR7AFR8N-VK\u003c\/strong\u003e delivers dependable enterprise performance, ECC data protection, and compatibility with a wide range of professional server platforms. Whether you're expanding capacity or replacing existing memory, the \u003cstrong\u003eHMA81GR7AFR8N-VK-HPE\u003c\/strong\u003e provides the reliability and efficiency required for modern business workloads.\u003c\/p\u003e\n","brand":"HPE","offers":[{"title":"Default Title","offer_id":67766625927241,"sku":"HMA81GR7AFR8N-VK-HPE","price":130.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/3868\/3209\/files\/17b4d152-239b-506e-96ed-9907194037c2.png?v=1792702041","url":"https:\/\/parts.theserverstore.com\/products\/hpe-8gb-1rx8-ddr4-2666v-pc4-21300-ecc-registered-memory-sk-hynix-hma81gr7afr8n-vk-hpe","provider":"The Server Store Parts","version":"1.0","type":"link"}