Product Description
Samsung 16GB DDR3 ECC Registered RDIMM – 2Rx4 Organization
This Samsung M393B2G70DB0-CMA is a high-density 16GB DDR3 ECC server memory module. Its 2Rx4 (Dual Rank, x4) organization is engineered for servers requiring maximum memory capacity and bandwidth, making it a key component for memory-intensive workloads on the DDR3 platform.
Key Specifications:
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Capacity: 16GB
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Type: DDR3 SDRAM with ECC
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Speed: 1333 MHz (PC3L-10600R)
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Voltage: 1.35V Low Voltage (LV)
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Module Type: 240-pin ECC Registered RDIMM (RDIMM)
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Organization: 2Rx4 (Dual Rank, x4) – Critical for Compatibility
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Part Number: M393B2G70DB0-CMA
Compatibility & Applications:
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Primary Use: High-density memory configurations in servers like Dell PowerEdge R720/R820, HPE ProLiant DL380p/580 Gen8, and IBM/Lenovo System x3650 M4.
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Ideal For: Virtualization hosts (VMware, Hyper-V), database servers, and data analytics applications on legacy DDR3 platforms.
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⚠ CRITICAL COMPATIBILITY NOTE: 2Rx4 (x4) modules often cannot be mixed with 2Rx8 or 1Rx8 (x8) modules in the same system. Verify your server’s specific memory population rules before purchasing.



