M393A4G40AB3-CWE Samsung 32GB DDR4 SDRAM PC4-25600 3200MBPS 288-Pin RAM

Highlights of Samsung M393A4G40AB3-CWE 32GB DDR4 ECC Ram

The Samsung M393A4G40AB3-CWE is a premium 32GB DDR4 SDRAM memory module developed for enterprise servers and high-performance workstations. Featuring ECC error correction and registered signal processing, this RDIMM RAM ensures superior stability, faster data access, and dependable performance for demanding workloads.

General Information

• Manufacturer: Samsung
• Part Number: M393A4G40AB3-CWE
• Product Type: Memory Module
• Memory Interface: DDR4 SDRAM / PC4-25600 

Technical Specifications

• Total Memory Capacity: 32GB
• Module Count: 1 x 32GB
• Rank Configuration: 1Rx4
• Memory Speed: 3200Mbps
• Bus Speed: DDR4-3200 / PC4-25600
• CAS Latency: CL22
• Data Integrity: ECC (Error-Correcting Code)
• Signal Processing: Registered (RDIMM)
• Form Factor: 288-Pin RDIMM

Shipping & Packaging Information

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

Compatibility

Supported Server Platforms

• Intel Xeon Scalable Processor–based servers
• Intel Xeon E5 and E7 series server systems
• AMD EPYC series server platforms
• Enterprise rack, tower, and blade servers

System Requirements

• DDR4-enabled motherboard
• Support for ECC (Error-Correcting Code) memory
• Registered DIMM (RDIMM) compatibility
• 288-pin DIMM memory slots

Operating System Compatibility

• Windows Server editions
• Linux distributions (Ubuntu, CentOS, Red Hat, Debian)
• VMware ESXi and other virtualization platforms

Overview Of Samsung M393A4G40AB3-CWE DDR4 3200MBPS ECC

The Samsung M393A4G40AB3-CWE 32GB DDR4 3200MBPS SDRAM PC4-25600 ECC 1Rx4 288-Pin RDIMM RAM category represents a specialized segment of enterprise-class server memory designed to support stability, scalability, and sustained performance in professional computing environments. This category focuses on registered DDR4 memory modules that are engineered to meet the rigorous operational demands of data centers, enterprise servers, virtualization platforms, and mission-critical IT infrastructures. The emphasis of this memory category is not limited to raw capacity or frequency but extends to long-term reliability, signal integrity, and compatibility with modern server architectures.

Registered DIMM Architecture and Its Enterprise Significance

Registered DIMM architecture defines the structural foundation of this memory category. Unlike unbuffered memory modules, RDIMM includes a register that buffers address and command signals between the memory controller and the DRAM chips. This buffering mechanism reduces electrical load on the memory controller, enabling servers to support larger memory capacities while maintaining stable operation. The Samsung M393A4G40AB3-CWE category leverages this architecture to ensure signal consistency, particularly in systems populated with multiple high-capacity modules.

Electrical Load and Signal Integrity

Signal integrity is a critical consideration in high-speed memory systems. As memory frequencies increase and module densities grow, maintaining clean signal transmission becomes increasingly challenging. The registered design in this category addresses these challenges by isolating the memory controller from direct electrical stress. This design reduces signal noise, minimizes timing issues, and enhances overall system stability.

High-Capacity Server Configurations

Enterprise servers frequently require memory capacities far beyond what consumer systems support. The registered architecture in this category enables higher memory density per channel, allowing system builders to populate servers with larger total memory capacities. This capability is essential for applications that rely on in-memory processing, such as large databases, analytics platforms, and virtualization hosts.

32GB High-Density Module Design and Scalability

The 32GB capacity featured in this memory category plays a central role in enabling scalable enterprise systems. High-density modules allow servers to reach substantial total memory capacities with fewer physical DIMMs. This approach improves airflow within server chassis, reduces power consumption, and simplifies memory management for IT administrators. The Samsung M393A4G40AB3-CWE RDIMM category is particularly well-suited for environments where memory demands are expected to grow over time. By deploying high-capacity modules from the outset, organizations can extend the useful life of their servers and delay costly hardware refresh cycles.

Memory Slot Utilization

Server motherboards typically provide a limited number of DIMM slots per processor. High-density memory modules enable administrators to achieve desired memory capacities without occupying all available slots. This leaves room for future expansion and provides flexibility in system configuration. The 32GB modules in this category support efficient slot utilization, making them ideal for systems that require both high memory capacity and upgrade flexibility. This design consideration is particularly important in enterprise environments where infrastructure planning must account for future growth.

Impact and Multi-Tenant Systems

Virtualization platforms benefit significantly from high-density memory configurations. Each virtual machine consumes a portion of system memory, and higher memory availability allows for greater virtual machine density per host. The Samsung M393A4G40AB3-CWE category supports virtualization by enabling hosts to allocate sufficient memory resources to multiple virtual instances without contention. This capability enhances resource efficiency and reduces the number of physical servers required to support a given workload. As a result, organizations can achieve higher consolidation ratios and lower operational costs.

DDR4 SDRAM Technology and Performance Profile

DDR4 SDRAM technology underpins the performance characteristics of this memory category. Compared to previous memory generations, DDR4 offers increased bandwidth, improved power efficiency, and enhanced reliability features. Operating at 3200MBPS, the Samsung M393A4G40AB3-CWE category delivers high data transfer rates that support modern multi-core processors and memory-intensive applications. The PC4-25600 specification indicates the theoretical maximum bandwidth available from each module, ensuring compatibility with contemporary server platforms designed to leverage high-speed memory. This performance profile is essential for enterprise workloads that rely on rapid data access and low latency.

Bandwidth Advantages for Data-Intensive Applications

High memory bandwidth is critical for applications that process large datasets or perform frequent memory operations. Analytics engines, scientific simulations, and real-time data processing platforms all benefit from the increased throughput provided by DDR4 3200MBPS memory. The Samsung M393A4G40AB3-CWE category supports these applications by delivering consistent bandwidth that keeps processors supplied with data. This reduces processing delays and improves overall system responsiveness.

Latency Stability and Predictable Performance

Enterprise applications often require predictable response times to meet service-level agreements and user expectations. The memory category is engineered to provide stable latency characteristics, ensuring that performance remains consistent under varying workload conditions. The registered design and high-quality DRAM components contribute to controlled memory behavior, minimizing fluctuations in access times. This predictability is valuable for transactional systems, real-time services, and other applications where timing consistency is essential.

Integration and Data Reliability

ECC functionality is a defining feature of this memory category, providing hardware-level protection against data corruption. In enterprise environments, even minor memory errors can have significant consequences, ranging from application crashes to corrupted databases. ECC memory addresses this risk by detecting and correcting single-bit errors and identifying multi-bit errors before they compromise system stability. The Samsung M393A4G40AB3-CWE RDIMM category integrates ECC technology to ensure data integrity across a wide range of workloads.

Role of ECC in Mission-Critical Systems

Mission-critical applications such as financial systems, healthcare platforms, and industrial control systems require absolute data accuracy. Memory errors in these environments can lead to incorrect calculations, regulatory violations, or safety risks. ECC memory provides an additional layer of protection by automatically correcting errors that would otherwise go unnoticed. The inclusion of ECC in this category reflects its suitability for professional environments where reliability cannot be compromised. Organizations deploying this memory category benefit from reduced risk of data-related issues and improved system resilience.

Synergy Between ECC and 1Rx4 Architecture

The 1Rx4 configuration used in this category enhances the effectiveness of ECC by distributing data across more DRAM chips. This architecture improves error detection and correction capabilities, further strengthening system reliability. The Samsung M393A4G40AB3-CWE category leverages this synergy to deliver robust error protection, making it a preferred choice for enterprise servers that operate under constant load and handle critical data.

1Rx4 Memory Organization and Enterprise Benefits

The 1Rx4 memory organization refers to a single-rank module built with x4 DRAM chips. This configuration is commonly used in enterprise memory because it balances performance, reliability, and compatibility. The use of x4 chips enhances ECC efficiency and improves signal integrity, particularly in high-density configurations. This category’s adoption of 1Rx4 architecture aligns with server platform requirements and ensures optimal interaction with memory controllers. The result is a stable and efficient memory subsystem suitable for demanding enterprise workloads.

Improved Load Distribution Across Memory Channels

Effective memory channel utilization is essential for maximizing system performance. The 1Rx4 configuration allows for balanced data distribution across memory channels, reducing bottlenecks and improving overall throughput. The Samsung M393A4G40AB3-CWE category supports efficient channel utilization, enabling servers to achieve higher performance levels in multi-processor and multi-channel configurations.

Enterprise Server Chipsets

Enterprise server chipsets are designed to work optimally with registered, ECC-enabled memory modules. The 1Rx4 configuration in this category ensures compatibility with a wide range of server platforms, simplifying deployment and reducing the risk of configuration issues. This compatibility makes the category suitable for standardized enterprise environments where consistency across hardware deployments is a priority.

288-Pin RDIMM Form Factor and System Integration

The 288-pin RDIMM form factor is the industry standard for DDR4 registered memory modules. This standardized interface ensures mechanical and electrical compatibility with modern server motherboards. The Samsung M393A4G40AB3-CWE category adheres to these standards, enabling seamless integration into enterprise systems. This form factor supports high-speed signaling and stable electrical connections, contributing to reliable operation under continuous workloads. The standardized design also simplifies maintenance and upgrades, as replacement modules can be sourced without compatibility concerns.

Ease of Deployment in Enterprise Environments

Standardization plays a crucial role in enterprise IT operations. The use of a widely adopted form factor allows IT teams to deploy and replace memory modules efficiently. The Samsung M393A4G40AB3-CWE category supports streamlined deployment processes, reducing downtime during upgrades or maintenance. This ease of integration is particularly valuable in large-scale environments where hundreds or thousands of servers may require consistent memory configurations.

Mechanical Stability and Long-Term Durability

The physical design of the 288-pin RDIMM contributes to mechanical stability within server chassis. Secure seating and reliable pin connections reduce the risk of intermittent faults caused by vibration or thermal expansion. The Samsung M393A4G40AB3-CWE category benefits from robust construction that supports long-term durability, ensuring reliable operation throughout the server’s service life.

Continuous Operation Readiness

Thermal performance is a critical consideration for enterprise memory, particularly in dense server environments. This category is designed to operate within strict thermal limits, supporting continuous 24/7 operation without performance degradation. Efficient power usage and heat dissipation characteristics help maintain stable operating temperatures. The Samsung M393A4G40AB3-CWE RDIMM category supports data center cooling strategies by minimizing heat output per module. This contributes to improved overall system reliability and reduced cooling costs.

Stability Under Sustained Workloads

Enterprise servers often run at high utilization levels for extended periods. Memory modules in this category are engineered to maintain performance and reliability under sustained workloads, minimizing the risk of thermal-related failures. This stability ensures that applications remain responsive and reliable even during peak usage periods.

Enterprise Workload and Use Case Alignment

The Samsung M393A4G40AB3-CWE 32GB DDR4 RDIMM category is optimized for a wide range of enterprise workloads. Virtualization platforms, database servers, cloud infrastructure, and high-performance computing environments all benefit from its combination of capacity, speed, and reliability. This category supports organizations seeking to deploy versatile server infrastructures capable of handling diverse and evolving workloads. Its design aligns with enterprise requirements for scalability, performance consistency, and long-term reliability.

Database Servers and In-Memory Processing

Database servers rely heavily on memory performance to deliver fast query responses and maintain transactional integrity. The high bandwidth and ECC protection provided by this category support efficient database operations and reduce the risk of data corruption. In-memory databases and caching solutions benefit from the large 32GB capacity, enabling larger datasets to reside in memory and reducing reliance on slower storage subsystems.

Cloud Computing Platforms

Cloud environments require memory solutions that can support multi-tenant workloads with consistent performance. The registered design and high-density capacity of this category make it well-suited for cloud servers hosting multiple virtual machines or containers. The Samsung M393A4G40AB3-CWE category supports efficient resource allocation and helps maintain service quality across virtualized workloads.

Samsung Engineering Standards and Manufacturing Quality

Samsung’s expertise in semiconductor manufacturing underpins the quality and reliability of this memory category. Each module is produced using advanced fabrication processes and undergoes rigorous testing to ensure compliance with enterprise standards. This commitment to quality ensures consistent performance and reduces the likelihood of early failures. Organizations deploying the Samsung M393A4G40AB3-CWE category benefit from dependable memory solutions backed by a trusted manufacturer.

Quality Assurance and Testing Procedures

Enterprise memory modules must meet strict quality criteria to ensure reliable operation. The Samsung M393A4G40AB3-CWE category undergoes comprehensive testing for performance, compatibility, and durability. These testing procedures validate the module’s ability to operate under a wide range of conditions, providing confidence in its suitability for enterprise deployments.

Long-Term Availability

Enterprise IT strategies often require components with long-term availability to support extended system lifecycles. This category is designed to remain available over prolonged periods, enabling consistent upgrades and replacements. Long-term availability simplifies inventory management and supports standardized memory configurations across multiple server generations.

Strategic Value in Enterprise Infrastructure Planning

The Samsung M393A4G40AB3-CWE 32GB DDR4 3200MBPS SDRAM PC4-25600 ECC 1Rx4 288-Pin RDIMM RAM category offers strategic value for organizations planning robust and scalable enterprise infrastructures. Its combination of high capacity, advanced reliability features, and compatibility with modern server platforms makes it a foundational component in professional IT environments. By adopting this category, enterprises can build systems that support current workloads while remaining adaptable to future demands.