The Samsung M321R4GA3EB0-CWM is a 32GB DDR5 server memory module designed for compatible systems requiring ECC Registered DIMM memory. With a rated data transfer speed of 5600 MT/s, it supports high-speed memory configurations for enterprise servers and professional computing environments.
This module features a dual-rank 2Rx8 organization, a 288-pin DIMM form factor, and a nominal operating voltage of 1.1V. Its registered design and ECC support make it suitable for server platforms that specifically support DDR5 RDIMM memory.
Key Features
- 32GB Capacity: Provides 32GB of DDR5 SDRAM in a single memory module.
- DDR5-5600 Performance: Supports a rated data transfer rate of 5600 MT/s, corresponding to the PC5-44800 standard.
- ECC Registered Memory: Combines error-correcting code support with registered DIMM technology for compatible server systems.
- Dual-Rank 2Rx8 Organization: Uses a dual-rank memory configuration with x8 DRAM organization.
- 288-Pin, 1.1V Design: Uses a 288-pin DIMM form factor and operates at a nominal voltage of 1.1V.
Technical Specifications
| Brand | Samsung |
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| Part Number / MPN | M321R4GA3EB0-CWM |
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| Product Type | Server Memory Module |
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| Capacity | 32GB |
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| Memory Technology | DDR5 SDRAM |
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| Data Transfer Rate | 5600 MT/s |
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| Memory Standard | DDR5-5600 / PC5-44800 |
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| Module Type | Registered DIMM (RDIMM) |
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| Error Correction | ECC |
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| Rank and Organization | Dual Rank, 2Rx8 |
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| Form Factor | DIMM |
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| Pin Count | 288-pin |
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| Operating Voltage | 1.1V |
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| Intended Application | Compatible servers and enterprise computing systems |
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Compatibility and Installation
The Samsung M321R4GA3EB0-CWM is intended for server platforms that support DDR5 ECC Registered DIMMs. Before purchasing, consult the server manufacturer's documentation to confirm support for this exact part number, 32GB capacity, dual-rank configuration, and rated data transfer speed.
The actual operating speed may depend on the processor, motherboard, firmware, and installed memory configuration. DDR5 RDIMMs are not interchangeable with DDR4 modules or standard unbuffered desktop DIMMs.
DC Supplies Product Note
DC Supplies recommends verifying the exact part number, M321R4GA3EB0-CWM, against your server's memory compatibility list before ordering. Confirm that the system supports 32GB DDR5-5600 ECC Registered DIMMs with a dual-rank 2Rx8 organization.
Frequently Asked Questions
1. What is the capacity of the Samsung M321R4GA3EB0-CWM?
This Samsung server memory module has a capacity of 32GB.
2. What is the rated speed of this memory?
It is rated at 5600 MT/s and uses the DDR5-5600 / PC5-44800 memory classification.
3. Does this module support ECC?
Yes. It is ECC registered memory designed for compatible server platforms.
4. What does 2Rx8 mean?
2Rx8 identifies the module's dual-rank organization and x8 DRAM organization.
5. Can I use this module in a standard desktop computer?
Compatibility is not guaranteed. This module is a registered DIMM intended for server platforms that support DDR5 RDIMM memory.
6. What voltage does this memory use?
The module has a nominal operating voltage of 1.1V.
