Memory Module Dell Operative Memory 16GB DDR3 14900R

The Dell Operative Memory 16GB DDR3 14900R (MPN M393B2G70QH0-CMA-RFB) is a registered DIMM designed for server-class systems requiring reliable, high-density memory. With a 16GB capacity and DDR3 technology rated at PC3-14900R, this module supports registered ECC operation and is intended for use in compatible Dell servers and systems that accept RDIMM DDR3 modules. The specification focuses on stable performance under continuous server workloads and improved memory capacity for virtualization, database caching, and multi-application environments.

Advantages

This 16GB DDR3 module provides increased memory capacity to reduce paging and support larger in-memory datasets. Being a registered (RDIMM) module with ECC support, it enhances system stability and error correction suitable for mission-critical server tasks. The PC3-14900R speed rating ensures predictable data transfer rates and compatibility with platforms that list DDR3-1866 RDIMM modules, helping maintain overall system performance when scaling memory.

Suitable for

• Server memory upgrades in compatible Dell PowerEdge and similar systems
• Virtualization hosts that require larger RAM pools for multiple VMs
• Database caching and in-memory workloads to improve response times
• High-availability and enterprise computing environments needing ECC RDIMM modules

Key specifications

• Brand: Dell
• Model / MPN: M393B2G70QH0-CMA-RFB
• Capacity: 16GB
• Memory type: DDR3 RDIMM
• Speed rating: PC3-14900R (commonly DDR3-1866)
• Rank/Organization: 2Rx4
• Error correction: Registered ECC

How to use

Power down the server and follow the manufacturer’s safety procedures before opening the chassis. Consult the server’s hardware manual for supported memory configurations and slot population rules. Install the RDIMM into an appropriate DIMM slot, ensuring the module is fully seated and the retention clips engage. After installation, power on the system and verify memory recognition in the system BIOS/UEFI or management interface. If the server supports memory mirroring or specific channel population, follow Dell’s guidelines for optimal configuration.

Usage recommendations

Use this Dell 16GB DDR3 PC3-14900R RDIMM in matched pairs or according to the server vendor’s supported memory topology to ensure ECC functionality and optimal performance. Verify firmware and BIOS compatibility with DDR3-1866 RDIMMs and perform memory population testing after installation, especially in production environments.