Samsung M321R2GA3BB0-CWMXH 16GB PC5-44800 5600MHz SDRAM ECC Registered RDIMM DDR5 RAM

Samsung M321R2GA3BB0-CWMXH 16GB RAM

The Samsung M321R2GA3BB0-CWMXH 16GB RDIMM PC5-44800 DDR5 Memory Module delivers advanced performance and reliability for modern computing systems.

General Specifications

• Brand: Samsung
• Model Number: M321R2GA3BB0-CWMXH
• Category: 16GB DDR5 SDRAM Memory Module

Technical Highlights

Capacity and Technology

• Storage Size: 16GB
• Memory Type: DDR5 SDRAM
• Module Count: 1 x 16GB

Performance Attributes

• Transfer Rate: 5600 Mbps DDR5-5600 / PC5-44800
• Error Correction: ECC (Error-Correcting Code)
• Signal Handling: Registered
• Latency: CL46
• Rank Configuration: 1Rx8

Physical Properties

Form Factor

• Connector Type: 288-pin RDIMM

Dimensions and Weight

• Height: 1.00 inch
• Depth: 6.75 inches
• Weight: 0.20 lb

Key Benefits

• High-speed DDR5 technology for faster data throughput
• ECC support ensures dependable data accuracy
• Registered design for stable signal processing
• Compact RDIMM form factor for easy installation

Samsung M321R2GA3BB0-CWMXH 16GB 288-pin RAM Overview

The Samsung M321R2GA3BB0-CWMXH 16GB SDRAM ECC Registered 288-pin RDIMM DDR5 PC5-44800 Memory Module belongs to the enterprise-grade DDR5 registered memory category designed for modern data center servers, professional workstations, and mission-critical computing platforms. This category focuses on stability, scalability, bandwidth efficiency, and long-term reliability rather than consumer-level aesthetics or overclocking features. DDR5 RDIMM modules represent a significant generational improvement over DDR4, enabling higher data transfer rates, increased memory density, improved power management, and enhanced error correction capabilities suitable for 24/7 workloads.

Registered DIMM memory modules are specifically engineered for systems that require large memory capacities and predictable performance under heavy loads. The inclusion of a register between the memory controller and DRAM chips reduces electrical load, allowing servers to support more modules per channel while maintaining signal integrity. This design approach is foundational for enterprise servers that must scale memory capacity without sacrificing reliability or uptime.

DDR5 Memory Architecture and Advancements

DDR5 memory technology introduces a redesigned architecture that significantly enhances throughput and efficiency compared to previous generations. With PC5-44800 classification, this Samsung module supports data rates up to 5600 MT/s, enabling faster access to data-intensive applications such as virtualization, in-memory databases, real-time analytics, and cloud-native services. The DDR5 architecture doubles the number of memory banks and increases burst length, improving parallelism and reducing latency bottlenecks at the system level.

Another defining advancement of DDR5 memory is the integration of on-die error correction and a more refined command structure. These enhancements work together to improve data integrity, particularly in environments where memory is continuously accessed and modified. The Samsung M321R2GA3BB0-CWMXH module is engineered to meet stringent enterprise validation standards, ensuring consistent performance under sustained workloads.

Power Management Innovations in DDR5

DDR5 memory modules move power management responsibilities from the motherboard to the module itself through the use of an onboard power management integrated circuit. This shift allows for more precise voltage regulation and improved power efficiency. For data centers focused on energy optimization and thermal management, this feature contributes to lower operational costs and improved system stability.

The Samsung DDR5 RDIMM memory category benefits from these power innovations by delivering stable voltage control across fluctuating workloads. This ensures that enterprise servers can maintain peak performance during high utilization periods without compromising reliability or generating excessive heat.

Signal Integrity and Data Reliability Enhancements

Signal integrity is a critical concern in high-speed memory environments. DDR5 RDIMM modules utilize improved signaling techniques and tighter timing controls to maintain accuracy at elevated transfer rates. The registered design further isolates the memory controller from direct electrical stress, allowing for cleaner signal paths and reduced error rates. These refinements are essential for enterprise applications where even minor data inconsistencies can lead to performance degradation or system instability.

ECC Registered Memory for Mission-Critical Systems

Error Correcting Code registered memory is a cornerstone of enterprise computing. The Samsung M321R2GA3BB0-CWMXH module integrates ECC functionality to detect and correct single-bit memory errors in real time. This capability is vital for environments where data accuracy is non-negotiable, including financial systems, healthcare platforms, scientific research clusters, and large-scale virtualization infrastructures.

ECC registered memory helps prevent silent data corruption that could otherwise compromise application integrity or lead to unexpected system crashes. By automatically correcting errors before they propagate through the system, this memory category supports higher uptime and reduced maintenance interventions.

Registered DIMM Design and System Scalability

The registered DIMM design enables servers to populate more memory modules per channel without overwhelming the memory controller. This scalability is essential for modern enterprise platforms that demand high memory capacity to support dense virtualization, container orchestration, and large datasets. The Samsung DDR5 RDIMM category is optimized for compatibility with server-grade chipsets from leading CPU manufacturers.

Scalable memory configurations allow organizations to expand capacity incrementally as workload demands grow. This flexibility supports long-term infrastructure planning and reduces the need for premature hardware replacement.

Reliability Standards and Validation Processes

Enterprise memory modules undergo extensive validation and testing to ensure compliance with industry standards and platform-specific requirements. Samsung applies rigorous quality control processes, including stress testing, thermal cycling, and compatibility verification across supported server platforms. These measures help ensure that each DDR5 RDIMM module performs consistently throughout its operational lifespan.

Reliability-focused design also extends to component selection and manufacturing precision. High-quality DRAM dies, robust PCB layouts, and carefully engineered registers contribute to long-term durability in demanding environments.

Characteristics of PC5-44800 DDR5 RDIMM

PC5-44800 DDR5 memory represents a high-performance tier within the DDR5 ecosystem. With a data bandwidth that significantly exceeds previous DDR4 standards, this memory category supports faster application response times and improved throughput for parallel workloads. The 16GB capacity of the Samsung module provides a balanced configuration option for servers that require both speed and moderate memory density.

High bandwidth memory is particularly beneficial for multi-core processors, where simultaneous access to memory resources is common. DDR5 RDIMM modules help reduce contention and improve overall system efficiency, enabling processors to operate closer to their maximum potential.

Latency Optimization and Throughput Balance

While raw data rate is an important metric, enterprise memory design also focuses on balancing latency and throughput. DDR5 introduces architectural changes that allow for improved effective latency under real-world workloads. The Samsung DDR5 RDIMM category is tuned to deliver predictable performance across a wide range of applications, from transactional databases to compute-intensive simulations.

Multi-Channel Memory Configurations

Modern server platforms support multiple memory channels per CPU, allowing for parallel data access and higher aggregate bandwidth. DDR5 RDIMM modules are optimized for multi-channel configurations, enabling servers to scale memory performance linearly as additional modules are installed. This scalability is essential for high-performance computing clusters and enterprise virtualization hosts.

Workload-Specific Performance Benefits

Different enterprise workloads place varying demands on memory subsystems. In-memory databases benefit from high bandwidth and low latency, while virtualization platforms require consistent performance across multiple virtual machines. The Samsung M321R2GA3BB0-CWMXH DDR5 RDIMM category is engineered to support these diverse requirements, providing a versatile solution for mixed-use server environments.

Physical Design and Compatibility Considerations

The 288-pin RDIMM form factor is a standard for DDR5 registered memory, ensuring broad compatibility with enterprise server motherboards. This physical design supports secure installation, reliable electrical contact, and efficient heat dissipation. Samsung DDR5 RDIMM modules are manufactured to precise tolerances, ensuring seamless integration with supported platforms.

Compatibility is a critical factor when selecting enterprise memory. This category is intended for use in systems that explicitly support DDR5 RDIMM modules, as registered memory is not interchangeable with unbuffered DIMMs commonly found in consumer desktops.

Thermal Design and Environmental Stability

Enterprise memory modules must operate reliably within tightly controlled thermal envelopes. DDR5 RDIMM modules are designed to dissipate heat efficiently, even under sustained high-load conditions. The Samsung DDR5 RDIMM category benefits from optimized PCB layouts and component placement that promote effective airflow within server chassis.

Thermal stability contributes directly to memory longevity and consistent performance. By maintaining safe operating temperatures, these modules reduce the risk of thermal-induced errors or degradation.

Use Cases Across Enterprise and Professional Environments

The Samsung 16GB DDR5 ECC Registered memory category is suitable for a wide range of enterprise and professional use cases. Data centers rely on DDR5 RDIMM memory to support virtualization platforms, cloud services, and containerized applications that demand consistent performance and reliability. Professional workstations benefit from ECC memory when running simulation software, 3D rendering tools, and engineering applications that require precise calculations.

High-performance computing environments also leverage DDR5 RDIMM memory to accelerate scientific research, financial modeling, and artificial intelligence workloads. The combination of bandwidth, reliability, and scalability makes this category a foundational component in modern computing infrastructures.

Virtualization and Cloud Infrastructure

Virtualization platforms require memory that can handle multiple concurrent workloads without interference. ECC registered DDR5 memory helps ensure isolation between virtual machines and reduces the risk of memory-related errors that could impact multiple tenants. The Samsung DDR5 RDIMM category supports dense virtualization by enabling higher memory capacity per server and consistent access speeds.

Database and Analytics Applications

Databases and analytics platforms benefit from high-speed memory access, particularly when working with large datasets. DDR5 RDIMM memory reduces query response times and improves data processing efficiency. The Samsung M321R2GA3BB0-CWMXH module supports these workloads by delivering stable bandwidth and reliable error correction.