The Dell TN78Y 32GB DDR4-2666 RDIMM Memory Module is designed to support reliable and consistent system performance in environments that require stable memory operation. Offered in brand new condition, this module provides a suitable option for memory upgrades or system expansion.
With a capacity of 32GB in a 1x32GB configuration, this memory module is built using DDR4 SDRAM technology and operates at a speed of 2666 MHz (PC4-21300). It features ECC (Error-Correcting Code) support and registered signal processing, helping maintain data integrity and system stability in compatible systems.
This module is designed with a dual rank (2Rx4) architecture and operates with CAS latency CL19, aligning with standard DDR4 specifications. It follows a 288-pin RDIMM form factor, ensuring compatibility with systems that support DDR4 registered memory configurations. Operating at a voltage of 1.2V, it meets standard power requirements.
Specifications:
- Manufacturer: Dell
- Part Number: TN78Y
- Capacity: 32GB (1x32GB)
- Memory Type: DDR4 SDRAM
- Speed: 2666 MHz (PC4-21300)
- DIMM Type: RDIMM (Registered)
- Rank: Dual Rank (2Rx4)
- CAS Latency: CL19
- ECC: Yes
- Voltage: 1.2V
Compatibility:
This module is compatible with a wide range of Dell systems, including:
- PowerEdge R640, R740, R940, R740xd
- PowerEdge C6420, C4140
- PowerEdge R440, R540, T440, T640
- PowerEdge FC640, M640, M640 VRTX
- Precision Workstation T5820, T7820, T7920
- Precision Workstation R7920 and XL variants
Additional Details:
- Form Factor: 288-pin RDIMM
- Shipping Dimensions: 1.00 x 6.75 in
- Shipping Weight: 0.20 lb
- Condition: Brand New
This Dell memory module is a suitable option for customers looking for dependable DDR4 registered memory with standard specifications and verified compatibility across supported systems.






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