Samsung M321R8GA0EB2-CWM 64G DDR5 5600 RDIMM
The Samsung M321R8GA0EB2-CWM is a 64GB DDR5-5600 ECC Registered DIMM (RDIMM) built for enterprise servers, data centers, cloud platforms, databases, and AI computing workloads. It suits buyers provisioning or expanding DDR5-generation server platforms that require registered modules with ECC for 24/7 operation. Note that the achievable speed is platform dependent — confirm your server’s validated memory support list before ordering.
Key specifications (table)
| Parameter | Specification |
|---|---|
| Brand | Samsung |
| Part Number | M321R8GA0EB2-CWM |
| Memory Type | DDR5 ECC Registered DIMM (RDIMM) |
| Capacity | 64GB |
| Speed | DDR5-5600 / PC5-44800R |
| Data Transfer Rate | 5600 MT/s (actual rate may be limited by CPU/memory controller support) |
| Rank Configuration | 2Rx4 (Dual Rank x4) |
| ECC Support | Yes |
| Operating Voltage | 1.1V (lower than DDR4, reducing power draw at scale) |
| Pin Count | 288-pin |
| Module Type | RDIMM |
| Chip Organization | (4G × 4) × 40 |
| CAS Latency | CL46 |
| Operating Temperature | 0°C to 95°C |
| Application | Enterprise Servers, Data Centers, Cloud Computing, Databases, AI Computing |
| Operating Environment | 24/7 Enterprise-Class Operation |
| Product Status | Mass Production |
Good to know
- As a DDR5 RDIMM, this module is electrically and physically incompatible with DDR4 and DDR3 platforms, and registered ECC modules should not be mixed with unbuffered UDIMMs in the same system — verify socket population rules in your server’s manual for optimal channel balance.
- Within Samsung’s DDR5 RDIMM family, this 64GB dual-rank (2Rx4) module sits in the mainstream enterprise capacity tier, balancing density and cost per GB; lower capacities typically pair better with memory-bandwidth-sensitive workloads, while higher densities suit large virtualization or cache tiers.
- Buying tip: order modules with identical part numbers for multi-DIMM-per-channel configurations to avoid mixed-vendor population issues, and confirm the rated 5600 MT/s against your platform’s officially supported memory speeds — actual throughput depends on the CPU’s memory controller.
For tray and reel pricing, current stock by part number and date code, and volume discounts on bulk orders, request a bulk quotation.
The Samsung M321R8GA0EB2-CWM is a 64GB DDR5-5600 ECC Registered DIMM (RDIMM) built for enterprise servers, data centers, cloud platforms, databases, and AI computing workloads. It suits buyers provisioning or expanding DDR5-generation server platforms that require registered modules with ECC for 24/7 operation. Note that the achievable speed is platform dependent — confirm your server’s validated memory support list before ordering.
Key specifications (table)
| Parameter | Specification |
|---|---|
| Brand | Samsung |
| Part Number | M321R8GA0EB2-CWM |
| Memory Type | DDR5 ECC Registered DIMM (RDIMM) |
| Capacity | 64GB |
| Speed | DDR5-5600 / PC5-44800R |
| Data Transfer Rate | 5600 MT/s (actual rate may be limited by CPU/memory controller support) |
| Rank Configuration | 2Rx4 (Dual Rank x4) |
| ECC Support | Yes |
| Operating Voltage | 1.1V (lower than DDR4, reducing power draw at scale) |
| Pin Count | 288-pin |
| Module Type | RDIMM |
| Chip Organization | (4G × 4) × 40 |
| CAS Latency | CL46 |
| Operating Temperature | 0°C to 95°C |
| Application | Enterprise Servers, Data Centers, Cloud Computing, Databases, AI Computing |
| Operating Environment | 24/7 Enterprise-Class Operation |
| Product Status | Mass Production |
Good to know
- As a DDR5 RDIMM, this module is electrically and physically incompatible with DDR4 and DDR3 platforms, and registered ECC modules should not be mixed with unbuffered UDIMMs in the same system — verify socket population rules in your server’s manual for optimal channel balance.
- Within Samsung’s DDR5 RDIMM family, this 64GB dual-rank (2Rx4) module sits in the mainstream enterprise capacity tier, balancing density and cost per GB; lower capacities typically pair better with memory-bandwidth-sensitive workloads, while higher densities suit large virtualization or cache tiers.
- Buying tip: order modules with identical part numbers for multi-DIMM-per-channel configurations to avoid mixed-vendor population issues, and confirm the rated 5600 MT/s against your platform’s officially supported memory speeds — actual throughput depends on the CPU’s memory controller.
For tray and reel pricing, current stock by part number and date code, and volume discounts on bulk orders, request a bulk quotation.
