SNPNMWFPC/16G Dell 16GB 2666MHz PC4-21300R CL19 ECC Registered 2Rx8 1.2V DDR4 SDRAM Memory Module

Dell SNPNMWFPC/16G 16GB DDR4 ECC Registered RDIMM

The Dell SNPNMWFPC/16G 16GB DDR4 2666MHz PC4-21300 CL19 ECC Registered Dual Rank x8 SDRAM is a high-performance memory module designed for Dell PowerEdge servers and Precision workstations. With advanced error correction, registered buffering, and dual-rank architecture, it ensures stability, speed, and efficiency for mission-critical workloads.

General Information

• Manufacturer: Dell
• Part Number: SNPNMWFPC/16G
• Product Name: 16GB DDR4 SDRAM Memory Module

Technical Specifications

Memory Details

• Capacity: 16GB
• Technology: DDR4 SDRAM
• Modules: 1 x 16GB
• Speed: 2666MHz DDR4-2666 / PC4-21300
• Data Integrity: ECC (Error-Correcting Code)
• Features: Dual Rank, Registered
• CAS Latency: CL19
• Chip Organization: x8
• Voltage: 1.2V

Physical Characteristics

• Form Factor: 288-pin RDIMM
• Dimensions: 2.00" (Height) x 7.00" (Depth)
• Weight: 0.20 lb

Compatibility

Dell PowerEdge Servers

• PowerEdge R630 / R640 / R6415
• PowerEdge R730 / R730xd / R730xd XL
• PowerEdge R740 / R740xd / R740xd2
• PowerEdge R7415 / R7425
• PowerEdge R830 / R840 / R930 / R940 / R940xa
• PowerEdge R440 / R530 / R540 / R670 / R740
• PowerEdge T430 / T440 / T630 / T640
• PowerEdge M630 / M640 / M640 VRTX / M830
• PowerEdge C4130 / C4140 / C6420
• PowerEdge FC430 / FC630 / FC640 / FC830
• PowerEdge MX740c / MX840c
• PowerEdge XR2

Dell Precision Workstations

• Precision T5820 / T5820 XL
• Precision T7820 / T7820 XL
• Precision T7920 / T7920 XL
• Precision R7920 / R7920 XL

Dell SNPNMWFPC/16G 16GB DDR4 RDIMM Memory Overview

The Dell SNPNMWFPC/16G 16GB DDR4 RDIMM memory module is engineered for enterprise-grade servers that require stable, scalable, and high-performance memory architecture. Designed specifically for Dell PowerEdge 14th Generation servers, this registered ECC DDR4 SDRAM module provides a balanced combination of performance efficiency, reliability, and long-term operational stability. Modern data centers, virtualization environments, cloud platforms, and enterprise workloads require memory modules capable of handling sustained performance demands, and this 16GB DDR4 RDIMM fulfills those requirements effectively.

Operating at a frequency of 2666MHz and built on the PC4-21300R standard, this module delivers optimized memory bandwidth to ensure smooth operation for demanding server applications. The dual-rank 2Rx8 architecture enhances data handling capabilities, allowing servers to process multiple workloads simultaneously without compromising efficiency. Designed with ECC (Error-Correcting Code) technology, the memory automatically detects and corrects data corruption, ensuring mission-critical applications maintain accuracy and reliability.

DDR4 Registered DIMM Architecture for Enterprise Servers

Advanced DDR4 SDRAM Technology

DDR4 SDRAM technology represents a significant advancement in server memory architecture. Compared with previous DDR3 memory generations, DDR4 offers higher data transfer rates, improved energy efficiency, and enhanced capacity capabilities. The Dell SNPNMWFPC/16G module utilizes DDR4 technology to deliver consistent performance across enterprise environments where data integrity and throughput are essential.

The 2666MHz memory speed ensures faster communication between the processor and system memory, reducing latency and improving overall server responsiveness. This increased bandwidth allows enterprise systems to handle complex workloads such as database queries, virtualization processes, and application hosting more efficiently.

Registered DIMM Stability and Reliability

Registered DIMM memory modules incorporate a register between the DRAM modules and the system memory controller. This design reduces the electrical load placed on the memory controller, enabling systems to support higher memory capacities without compromising stability. The Dell SNPNMWFPC/16G RDIMM is optimized for multi-DIMM server configurations, ensuring consistent performance even when multiple memory modules are installed across several channels.

In enterprise environments where servers operate continuously, memory stability is critical. The registered design enhances signal integrity and ensures reliable communication between memory and processors, making it ideal for servers running mission-critical applications around the clock.

Error-Correcting Code (ECC) Technology for Data Integrity

Automatic Error Detection and Correction

ECC memory plays a crucial role in maintaining data integrity within enterprise servers. The Dell SNPNMWFPC/16G module integrates ECC technology that continuously monitors data as it moves through memory. If minor errors occur due to electrical interference or environmental factors, the ECC mechanism automatically corrects them before they impact system operations.

This capability is essential for enterprise workloads such as financial systems, healthcare databases, and cloud services where even minor data inconsistencies could result in operational disruptions. By correcting single-bit memory errors and detecting multi-bit issues, ECC memory contributes to system reliability and application stability.

Improved System Uptime and Reliability

Servers operating in business-critical environments require dependable hardware components. ECC memory ensures that systems remain operational for extended periods without unexpected failures caused by memory corruption. By reducing the likelihood of crashes or data loss, the Dell 16GB RDIMM module supports continuous system uptime and stable long-term performance.

2666MHz Memory Speed and PC4-21300R Bandwidth

High-Speed Data Transfer

The 2666MHz clock speed allows the Dell SNPNMWFPC/16G memory module to process large volumes of data efficiently. High-frequency memory speeds contribute to reduced bottlenecks in server operations, particularly in environments where multiple processes are executed simultaneously. Enterprise applications benefit from faster data retrieval and improved response times when paired with high-speed DDR4 memory modules.

The PC4-21300R classification indicates the module’s bandwidth capabilities, providing a maximum transfer rate of approximately 21.3GB per second. This bandwidth ensures rapid data movement between the CPU and memory subsystem, enabling servers to maintain peak performance even under heavy workloads.

Performance Benefits for Modern Workloads

Modern enterprise applications rely on rapid data processing and large memory capacities. Workloads such as virtualization, data analytics, AI processing, and database management demand high-speed memory with minimal latency. The Dell 16GB 2666MHz RDIMM ensures that server infrastructure can meet these performance expectations while maintaining system stability.

Dual Rank 2Rx8 Memory

Optimized Memory Channel Utilization

The 2Rx8 configuration represents a dual-rank architecture that improves memory efficiency by allowing the system to access multiple memory banks alternately. This design enhances overall throughput and reduces delays when multiple tasks access memory simultaneously.

Dual-rank memory modules often provide better performance in server environments because they allow memory controllers to interleave data access between ranks. This technique helps maintain consistent performance levels even when workloads are distributed across several virtual machines or applications.

Enhanced Multitasking Capabilities

Servers frequently perform multiple tasks simultaneously, including hosting applications, managing storage operations, and handling network communications. Dual-rank memory configurations support these multitasking environments by enabling efficient data distribution across memory banks. As a result, systems equipped with the Dell SNPNMWFPC/16G module can handle parallel workloads with greater efficiency.

Power Efficiency and 1.2V Operating Voltage

Lower Power Consumption

The 1.2V operating voltage of DDR4 memory significantly reduces power consumption compared with earlier memory technologies. Lower voltage requirements contribute to improved energy efficiency across large-scale server deployments. Data centers operating hundreds or thousands of servers benefit from reduced power costs and improved thermal management when using DDR4 memory modules.

Energy efficiency is particularly important in modern cloud infrastructures and enterprise data centers where power consumption directly affects operational costs. By utilizing low-voltage DDR4 RDIMM modules, organizations can maintain high performance while minimizing energy usage.

Improved Thermal Performance

Lower power consumption also leads to reduced heat generation. Servers equipped with energy-efficient memory modules experience improved thermal stability, allowing cooling systems to operate more efficiently. Reduced heat output helps prolong hardware lifespan and contributes to overall system reliability.

288-Pin RDIMM Form Factor and Server Compatibility

Industry-Standard RDIMM Design

The Dell SNPNMWFPC/16G memory module follows the standard 288-pin RDIMM form factor used in modern server platforms. This standardized design ensures compatibility with enterprise-grade server motherboards designed for DDR4 RDIMM memory modules. The pin layout provides reliable electrical connectivity and optimized signal integrity.

RDIMM modules differ from desktop DIMMs in their architecture and functionality. They are specifically designed to support large memory capacities and multi-channel server configurations. The registered interface ensures stable communication between the memory controller and DRAM chips even when numerous modules are installed.

Integration with PowerEdge 14G Servers

This memory module is designed for Dell PowerEdge 14th Generation servers, including popular enterprise models used in data centers, virtualization clusters, and enterprise IT infrastructures. Compatibility with the PowerEdge platform ensures seamless installation and optimized performance when integrated with Dell server hardware.

PowerEdge 14G servers support advanced memory architectures that allow organizations to scale memory capacity based on workload requirements. By installing Dell-certified memory modules such as the SNPNMWFPC/16G RDIMM, system administrators can maintain hardware compatibility and maximize system performance.

Enterprise Workload Optimization

Virtualization and Cloud Infrastructure

Virtualization platforms require large memory pools to support multiple virtual machines running simultaneously. The Dell 16GB RDIMM module contributes to efficient virtualization by providing stable and high-speed memory resources for hypervisors and virtual workloads. Servers equipped with adequate memory can host more virtual machines without performance degradation.

Cloud computing infrastructures rely heavily on scalable memory resources. As businesses expand their cloud services, the need for reliable server memory increases. DDR4 RDIMM modules ensure that cloud servers maintain consistent performance levels while supporting growing workloads.

Database and Enterprise Applications

Database management systems process large volumes of data that require fast memory access. High-performance memory modules reduce query processing times and improve database responsiveness. Enterprise resource planning systems, financial software platforms, and analytics applications benefit from the enhanced performance offered by DDR4 RDIMM memory.

Scalable Server Memory Infrastructure

Flexible Capacity Expansion

Enterprise servers are designed to scale as organizational demands grow. Memory modules like the Dell SNPNMWFPC/16G enable administrators to expand system memory incrementally, ensuring that servers can adapt to evolving workloads. Additional RDIMM modules can be installed across multiple channels to increase total memory capacity while maintaining balanced performance.

Scalability is a key advantage in enterprise environments where future expansion must be considered during infrastructure planning. Installing compatible memory modules allows organizations to upgrade servers without replacing entire systems.

Optimized Multi-Channel Memory Architecture

Modern server processors support multi-channel memory architectures that distribute memory modules across several channels to maximize bandwidth. The Dell 16GB RDIMM module integrates seamlessly with these architectures, enabling balanced data flow between processors and memory subsystems.

When memory modules are installed across multiple channels, servers can achieve significantly higher throughput compared with single-channel configurations. This improved bandwidth enhances overall system performance and supports demanding enterprise applications.

Advantages of Using Dell-Certified Server Memory

Compatibility and Performance Optimization

Using manufacturer-certified memory ensures compatibility with server hardware and firmware. Dell memory modules are specifically designed to work seamlessly with PowerEdge systems, allowing servers to operate at their intended performance levels. Certified modules reduce the risk of compatibility issues that can occur when using generic memory products.

Optimized firmware integration allows Dell servers to recognize and configure memory modules automatically. This simplifies installation and ensures that memory runs at the correct speed and voltage settings.

Enhanced System Stability

System stability is a critical factor for enterprise infrastructure. Certified RDIMM modules undergo validation to confirm they operate reliably with supported processors, chipsets, and BIOS configurations. This ensures that servers maintain stable performance during long-term operation.

Deployment Across Enterprise IT Environments

Data Center Infrastructure

Large-scale data centers require dependable memory components to support thousands of concurrent operations. The Dell SNPNMWFPC/16G RDIMM module provides the reliability and performance necessary for modern data center deployments. With high bandwidth and ECC protection, it ensures servers remain responsive even during peak workloads.

Enterprise IT Systems and Application Servers

Enterprise IT infrastructures host a wide range of applications, including web services, enterprise software platforms, and internal business systems. Servers equipped with high-performance memory modules can support these applications without experiencing memory-related performance limitations. The Dell 16GB DDR4 RDIMM contributes to efficient resource allocation and stable server performance across enterprise environments.