Dell AA664973 128GB DDR4 2666 MT/s Persistent Memory Module
The Dell AA664973 128GB DDR4 2666 MT/s memory module is a high-capacity enterprise memory component designed for compatible Dell server and workstation platforms. It uses a 288-pin form factor, operates at 1.2V, and is identified in product listings as a Dell Optane DC Persistent Memory module with ECC support.
Important product distinction: Dell AA664973 is associated with Intel Optane DC Persistent Memory (DCPMM), also described as DDR-T persistent memory. It is not an ordinary DDR4 RDIMM, despite its DDR4-related interface and speed specifications. It requires a compatible platform and supported memory configuration.
Key Features
- 128GB capacity: Provides substantial memory capacity for supported enterprise configurations.
- 2666 MT/s data rate: Rated transfer speed listed for this module.
- Persistent memory technology: Designed for supported Intel Optane DC Persistent Memory configurations.
- ECC support: Helps detect and correct certain memory errors when supported by the system.
- 288-pin DIMM form factor: Requires a compatible server memory slot and platform.
- 1.2V operating voltage: Published electrical specification for the module.
Technical Specifications
| Specification | Details |
|---|
| Brand | Dell |
| Part Number | AA664973 |
| Manufacturer Part Number | SNPHVY68C/128G |
| Capacity | 128GB |
| Memory Technology | Intel Optane DC Persistent Memory (DCPMM / DDR-T) |
| Listed Data Rate | 2666 MT/s |
| Form Factor | 288-pin DIMM |
| Error Checking | ECC |
| Rank / Organization | 8Rx4, as listed by suppliers |
| Operating Voltage | 1.2V |
| Compatibility | Selected compatible Dell PowerEdge servers and Precision workstations |
Specifications are based on supplier listings for Dell AA664973. Confirm the module label and the server manufacturer's compatibility documentation before ordering.
Applications
- Compatible enterprise server memory configurations
- Supported persistent-memory deployments
- Data-intensive applications and databases
- Virtualization and enterprise computing workloads
- Selected Dell PowerEdge server environments
Compatibility and Installation
Do not assume that AA664973 can replace a standard 128GB DDR4 RDIMM or LRDIMM. Persistent memory requires specific processor, motherboard, firmware, and platform support. Verify the exact Dell server or workstation model and supported persistent-memory configuration before purchasing.
Follow the manufacturer's installation instructions and electrostatic-discharge precautions. Confirm that the installed memory configuration supports the intended operating mode and capacity.
Why Choose Dell AA664973?
Dell AA664973 is a specific part number for sourcing a 128GB persistent-memory module for compatible enterprise systems. Its persistent-memory technology distinguishes it from conventional DDR4 server RAM, making platform compatibility essential for a successful installation.
Frequently Asked Questions
Is Dell AA664973 a standard DDR4 RDIMM?
No. Supplier listings identify it as an Intel Optane DC Persistent Memory module, also described as DDR-T. It should not be treated as a standard DDR4 RDIMM or LRDIMM.
What is the capacity and rated speed?
The module is listed with 128GB capacity and a 2666 MT/s data rate.
Will it work in any Dell PowerEdge server?
No. Only specific platforms with compatible persistent-memory support can use this module. Check the server's technical guide before ordering.
Can I mix it with conventional DDR4 RAM?
Platform support and memory configuration rules determine which combinations are permitted. Consult the system documentation for supported persistent-memory and DRAM configurations.
What should I verify before buying?
Confirm part number AA664973, the module's persistent-memory classification, the server model, processor support, firmware requirements, and the intended operating configuration.
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