{"id":19821,"date":"2026-09-08T02:09:28","date_gmt":"2026-09-08T02:09:28","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/p73447-b21-hpe-256gb-pc5-51200-ddr5-6400mhz-ecc-registered-cl52-288-pin-memory-module\/"},"modified":"2026-09-08T02:09:39","modified_gmt":"2026-09-08T02:09:39","slug":"p73447-b21-hpe-256gb-pc5-51200-ddr5-6400mhz-ecc-registered-cl52-288-pin-memory-module","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/p73447-b21-hpe-256gb-pc5-51200-ddr5-6400mhz-ecc-registered-cl52-288-pin-memory-module\/","title":{"rendered":"P73447-B21 HPE 256GB PC5-51200 DDR5-6400MHz ECC Registered CL52 288-Pin Memory Module"},"content":{"rendered":"<p>P73447-B21 Technical Specifications<\/p>\n<p>HPE 256GB PC5-51200 DDR5-6400MHz ECC Registered CL52 288-Pin DIMM 1.1V Quad Rank Memory Module<\/p>\n<p>Manufacturer Part Number: P73447-B21<\/p>\n<p>Brand: HPE<\/p>\n<p>Capacity: 256GB<\/p>\n<p>Memory Type: DDR5<\/p>\n<p>Speed: 6400MT\/s (PC5-51200)<\/p>\n<p>Form Factor: 288-Pin RDIMM<\/p>\n<p>Error Correction: ECC Registered<\/p>\n<p>CAS Latency: CL52<\/p>\n<p>Voltage: 1.1V<\/p>\n<p>Rank: Quad Rank (4Rx4)<\/p>\n<p>Buffered\/Registered: Registered (RDIMM)<\/p>\n<p>ECC Support: Yes \u2013 advanced error correction for maximum data integrity<\/p>\n<p>Max Bandwidth: 51.2 GB\/s<\/p>\n<p>Chip Organization: x4 DRAM configuration<\/p>\n","protected":false},"excerpt":{"rendered":"<p>P73447-B21 Overview<\/p>\n<p>The HPE P73447-B21 is a 256GB DDR5 Registered DIMM (RDIMM) engineered for enterprise servers and high-performance computing platforms requiring maximum memory capacity and speed. Operating at 6400MHz (PC5-51200) with CL52 latency and a quad-rank (4R) architecture, it delivers very high memory bandwidth for demanding workloads such as virtualization, large-scale databases, AI\/ML, and analytics.Equipped with ECC (Error-Correcting Code), this module detects and corrects memory errors automatically, ensuring data integrity and system stability in mission-critical environments. Its 288-pin RDIMM form factor and 1.1V low-voltage operation offer energy-efficient performance while supporting multi-channel memory configurations for optimal throughput and scalability.<\/p>\n","protected":false},"featured_media":19822,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[1318],"product_cat":[650,267],"product_tag":[1136,1073,1506,1086],"class_list":["post-19821","product","type-product","status-publish","has-post-thumbnail","product_brand-hpe","product_cat-hpe-memory-ram-memory-ram","product_cat-memory-ram","product_tag-256gb","product_tag-ddr5","product_tag-hpe","product_tag-memory-module","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>P73447-B21 HPE 256GB PC5-51200 DDR5-6400MHz ECC Registered CL52 288-Pin Memory Module - 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\/p73447-b21-hpe-256gb-pc5-51200-ddr5-6400mhz-ecc-registered-cl52-288-pin-memory-module\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P73447-B21 HPE 256GB PC5-51200 DDR5-6400MHz ECC Registered CL52 288-Pin Memory Module - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"P73447-B21 Overview The HPE P73447-B21 is a 256GB DDR5 Registered DIMM (RDIMM) engineered for enterprise servers and high-performance computing platforms requiring maximum memory capacity and speed. Operating at 6400MHz (PC5-51200) with CL52 latency and a quad-rank (4R) architecture, it delivers very high memory bandwidth for demanding workloads such as virtualization, large-scale databases, AI\/ML, and analytics.Equipped with ECC (Error-Correcting Code), this module detects and corrects memory errors automatically, ensuring data integrity and system stability in mission-critical environments. 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