{"id":50176,"date":"2026-09-08T07:23:23","date_gmt":"2026-09-08T07:23:23","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\/"},"modified":"2026-09-08T07:23:40","modified_gmt":"2026-09-08T07:23:40","slug":"ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\/","title":{"rendered":"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered"},"content":{"rendered":"<p>UCS-MR-X64G4RS-H Technical Specifications<\/p>\n<p>Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered<\/p>\n<p>Brand: Cisco<\/p>\n<p>Product Line: Cisco UCS<\/p>\n<p>Manufacturer: Cisco Systems<\/p>\n<p>Memory<\/p>\n<p>Chips Organization: X4<\/p>\n<p>Data Integrity Check: ECC<\/p>\n<p>Memory Specification Compliance: PC4-21300<\/p>\n<p>Memory Speed: 2666 megahertz<\/p>\n<p>Memory Technology: DDR4 SDRAM<\/p>\n<p>Memory Type: DRAM<\/p>\n<p>Memory Voltage: 1.2 volt<\/p>\n<p>Registered or Buffered: Registered<\/p>\n<p>Ram Capacity: 64 GB<\/p>\n<p>Upgrade Type: System specific<\/p>\n<p>Technical Information<\/p>\n<p>Form Factor (RAM): DIMM 288-pin<\/p>\n<p>Product Information<\/p>\n<p>Packaged Quantity: 1<\/p>\n<p>Product Type: Memory module<\/p>\n<p>RAM Features: Quad rank, Through Silicon Via (TSV) technology<\/p>\n","protected":false},"excerpt":{"rendered":"<p>UCS-MR-X64G4RS-H Overview<\/p>\n<p>Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered. This Cisco 64GB 2666MHz PC4-21300 CL19 ECC Registered 4RX4 DDR4 SDRAM 288-PIN DIMM 1.2V Memory, it is specified to operate at 1.2V, which is a low voltage and therefore consumes less power than higher voltage memory. Also, it is important to note that the thermal performance will depend on the system\u2019s cooling solution, and the module should be installed in accordance with the system\u2019s technical specifications and guidelines to ensure proper thermal management.<\/p>\n","protected":false},"featured_media":50177,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[5245,267],"product_tag":[1111,1079,363,733,477,271,479],"class_list":["post-50176","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-memory-ram","product_cat-memory-ram","product_tag-288-pin","product_tag-64-gb","product_tag-cisco","product_tag-ddr4-sdram","product_tag-dimm","product_tag-ecc-registered","product_tag-pc4-21300","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered - Geek Tech Sol<\/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:\/\/geektechsol.com\/index.php\/product\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"UCS-MR-X64G4RS-H Overview Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered. This Cisco 64GB 2666MHz PC4-21300 CL19 ECC Registered 4RX4 DDR4 SDRAM 288-PIN DIMM 1.2V Memory, it is specified to operate at 1.2V, which is a low voltage and therefore consumes less power than higher voltage memory. Also, it is important to note that the thermal performance will depend on the system\u2019s cooling solution, and the module should be installed in accordance with the system\u2019s technical specifications and guidelines to ensure proper thermal management.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T07:23:40+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-UCS-MR-X64G4RS-H.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/\",\"name\":\"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-UCS-MR-X64G4RS-H.jpg\",\"datePublished\":\"2026-09-08T07:23:23+00:00\",\"dateModified\":\"2026-09-08T07:23:40+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-UCS-MR-X64G4RS-H.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-UCS-MR-X64G4RS-H.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/\",\"name\":\"Geek Tech Sol\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/geektechsol.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered - Geek Tech Sol","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/geektechsol.com\/index.php\/product\/ucs-mr-x64g4rs-h-cisco-ucs-ddr4-module-64-gb-dimm-288-pin-2666-mhz-registered\/","og_locale":"en_US","og_type":"article","og_title":"UCS-MR-X64G4RS-H Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered - Geek Tech Sol","og_description":"UCS-MR-X64G4RS-H Overview Cisco UCS DDR4 module 64 GB DIMM 288-pin 2666 MHz registered. This Cisco 64GB 2666MHz PC4-21300 CL19 ECC Registered 4RX4 DDR4 SDRAM 288-PIN DIMM 1.2V Memory, it is specified to operate at 1.2V, which is a low voltage and therefore consumes less power than higher voltage memory. 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