{"id":20192,"date":"2026-09-08T02:12:25","date_gmt":"2026-09-08T02:12:25","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/m321rbga0b40-cwkzh-samsung-256gb-pc5-38400-ddr5-octal-rank-memory\/"},"modified":"2026-09-08T02:12:30","modified_gmt":"2026-09-08T02:12:30","slug":"m321rbga0b40-cwkzh-samsung-256gb-pc5-38400-ddr5-octal-rank-memory","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/m321rbga0b40-cwkzh-samsung-256gb-pc5-38400-ddr5-octal-rank-memory\/","title":{"rendered":"M321RBGA0B40-CWKZH Samsung 256GB PC5-38400 DDR5 Octal Rank Memory"},"content":{"rendered":"<p>M321RBGA0B40-CWKZH Technical Specifications<\/p>\n<p>Samsung 256GB PC5-38400 DDR5-4800MHz ECC Registered CL46 288-Pin DIMM 1.1V Octal Rank Memory Module<\/p>\n<p>Manufacturer: Samsung<\/p>\n<p>Manufacture Part Number: M321RBGA0B40-CWKZH<\/p>\n<p>Capacity: 256GB<\/p>\n<p>Memory Type: DDR5<\/p>\n<p>Speed: 4800MHz (PC5-38400)<\/p>\n<p>Latency: CL46<\/p>\n<p>Rank: 8Rx4 (Octal Rank, x4-based)<\/p>\n<p>ECC: Yes (Error-Correcting Code)<\/p>\n<p>Module Type: Registered DIMM (RDIMM)<\/p>\n<p>Form Factor: 288-Pin DIMM<\/p>\n<p>Voltage: 1.1V<\/p>\n<p>Designed For: Enterprise servers<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M321RBGA0B40-CWKZH Overview<\/p>\n<p>The Samsung is a massive 256GB DDR5 ECC registered memory module tailored for mission-critical enterprise systems and large-scale data centers. Operating at 4800MHz with CL46 latency, it provides robust bandwidth for the most demanding workloads such as in-memory databases, AI\/ML training, virtualization at scale, and high-performance computing. Its octal-rank (8Rx4) design maximizes memory density, enabling servers to support extreme capacity configurations while maintaining throughput stability. ECC functionality ensures data accuracy by automatically detecting and correcting memory errors, making it essential for data-sensitive environments.<\/p>\n","protected":false},"featured_media":20193,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[318],"product_cat":[474,645],"product_tag":[1118,1073,2251,274],"class_list":["post-20192","product","type-product","status-publish","has-post-thumbnail","product_brand-samsung","product_cat-memory-ram-memory-ram","product_cat-samsung-memory-ram","product_tag-cl46","product_tag-ddr5","product_tag-enterprise-servers","product_tag-rdimm","first","instock","shipping-taxable","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>M321RBGA0B40-CWKZH Samsung 256GB PC5-38400 DDR5 Octal Rank Memory - 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\/m321rbga0b40-cwkzh-samsung-256gb-pc5-38400-ddr5-octal-rank-memory\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M321RBGA0B40-CWKZH Samsung 256GB PC5-38400 DDR5 Octal Rank Memory - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"M321RBGA0B40-CWKZH Overview The Samsung is a massive 256GB DDR5 ECC registered memory module tailored for mission-critical enterprise systems and large-scale data centers. Operating at 4800MHz with CL46 latency, it provides robust bandwidth for the most demanding workloads such as in-memory databases, AI\/ML training, virtualization at scale, and high-performance computing. Its octal-rank (8Rx4) design maximizes memory density, enabling servers to support extreme capacity configurations while maintaining throughput stability. 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