Dell 32GB DDR4 2666 MHz Memory Module

Overview

The Dell A9781929 is a 32 GB DDR4 memory module running at 2666 MHz designed to expand the memory capacity of compatible Dell servers and workstations. It enhances system performance by providing additional RAM for demanding applications such as virtualization, database management, and creative workloads, reducing reliance on slower disk storage and improving responsiveness during heavy multitasking.

This module features error correcting code (ECC) and a registered design, which together ensure data integrity and system stability in environments where uptime is critical. Its 288-pin interface and 1.2 V operating voltage make it suitable for modern server motherboards, balancing performance with energy efficiency.

Key features

• DDR4 technology at 2666 MHz that supports faster data transfer and improved system responsiveness
• Error correcting code (ECC) that detects and corrects single-bit memory errors to maintain data accuracy
• Registered DIMM design that stabilizes signal integrity across multiple memory modules for reliable operation in server environments
• Low operating voltage of 1.2 V to reduce power consumption and heat generation, which is important in dense server racks
• Compatibility with Dell PowerEdge R740, PowerEdge R940, Precision 7820, and other systems, ensuring seamless integration
• Simple installation process that involves aligning the module, securing it in the slot, and verifying capacity through BIOS or the operating system

Key specs

• Capacity: 32 GB
• Memory type: DDR4
• Speed: 2666 MHz
• Module type: Registered DIMM
• Pin count: 288 pins
• Operating voltage: 1.2 V
• ECC support: Yes

Compatibility and installation

This memory module is qualified for use in several Dell server and workstation models, including the PowerEdge R740, PowerEdge R940, and Precision 7820. It fits into standard 288-pin DDR4 slots found on these systems, making it a straightforward upgrade for users looking to increase memory capacity. Installation requires powering down the system, opening the chassis, inserting the module until the latches click, and then rebooting to confirm the new memory is recognized.

Who this memory module is for

This 32 GB DDR4 memory module is well suited for IT professionals managing virtualized environments, database administrators handling large datasets, and creative professionals working with complex projects that demand substantial memory resources. It supports workloads that benefit from increased RAM capacity and stability, making it a strong choice for enterprise servers and high-performance workstations that require reliable and efficient memory upgrades.