Product Description
Samsung 8GB DDR3 ECC Registered RDIMM – 1Rx8 Organization
This Samsung M393B1K70CH0-CH9 is an 8GB DDR3 server memory module with ECC. As a 1Rx8 (Single Rank, x8) Registered RDIMM operating at 1333MHz, it serves as a versatile and widely compatible component for a broad range of legacy enterprise servers. Its single-rank design is often specified for optimal memory channel population in 1U and 2U systems.
Key Specifications:
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Capacity: 8GB
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Type: DDR3 SDRAM with ECC
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Speed: 1333 MHz (PC3-10600R)
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Voltage: 1.5V
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Module Type: 240-pin ECC Registered DIMM (RDIMM)
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Organization: 1Rx8 (Single Rank, x8)
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Part Number: M393B1K70CH0-CH9
Compatibility & Applications:
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Target Systems: Broadly compatible with many DDR3-era servers, including Dell PowerEdge R610/R710, HP ProLiant DL360 G6/G7, IBM System x3550 M3, and Supermicro X8/X9 platforms.
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Primary Use: Cost-effective repair, maintenance, or incremental upgrades for virtualization hosts, database servers, and application servers still on the DDR3 platform.
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Note: The 1Rx8 (x8) organization is one of the most common and offers excellent compatibility. It can typically be mixed with other x8-based modules (2Rx8) following the server manufacturer’s specific population guidelines.



