MEM-DR464L-SL02-ER32 Supermicro 64GB DDR4 RDIMM 3200MHz ECC Memory

Supermicro MEM-DR464L-SL02-ER32 64GB Memory Overview

The Supermicro MEM-DR464L-SL02-ER32 64GB DDR4 memory module belongs to an advanced enterprise memory category designed specifically for modern server and workstation environments that demand high bandwidth, reliability, and scalability. This category focuses on DDR4 ECC Registered DIMM solutions optimized for next-generation processors and memory-intensive workloads. With a capacity of 64GB per module and support for high-speed 3200MHz operation, this class of memory addresses the growing demand for faster data access and increased memory density in data centers, virtualization clusters, and cloud computing infrastructures.DDR4 RDIMM memory modules are a foundational component of enterprise IT architectures, enabling servers to support large datasets, high core-count CPUs, and concurrent workloads without compromising stability. The Supermicro MEM-DR464L-SL02-ER32 category is engineered to deliver predictable performance under sustained loads, making it suitable for mission-critical environments where uptime, data integrity, and consistent throughput are essential.

DDR4 SDRAM Technology and Architectural Advantages

This memory category is built on DDR4 SDRAM technology, which represents a significant evolution in system memory design. DDR4 introduces higher transfer rates, improved signal integrity, and lower operating voltage compared to earlier generations, resulting in enhanced performance and reduced power consumption. These improvements are particularly important in enterprise environments where memory bandwidth and efficiency directly impact application responsiveness and operational costs.

The 3200MHz operating speed supported by this category places it among high-performance DDR4 memory solutions. This frequency enables faster communication between the CPU and memory subsystem, reducing latency bottlenecks and improving throughput for compute-intensive and data-intensive applications. DDR4 architecture also supports increased memory densities, allowing system designers to deploy fewer modules while achieving higher total system memory.

3200MHz Frequency and Modern Processor Compatibility

The 3200MHz data rate aligns with the capabilities of modern server processors, including current-generation Intel Xeon Scalable and AMD EPYC platforms. These processors are designed to take advantage of higher memory speeds to feed multiple cores efficiently, especially in systems with high core counts and parallel workloads. Memory modules in this category ensure that processor performance is not constrained by memory bandwidth limitations.

High-frequency DDR4 RDIMM memory is particularly beneficial in workloads such as virtualization, container orchestration, real-time analytics, and high-performance computing, where rapid access to memory can significantly improve overall system efficiency.

PC4-25600 Bandwidth and Throughput Optimization

The PC4-25600 specification indicates a theoretical peak bandwidth of 25.6GB per second per module. This level of throughput is critical for enterprise applications that rely on fast data movement, such as in-memory databases, large-scale analytics engines, and AI-driven workloads. By providing ample bandwidth, this memory category helps prevent performance bottlenecks in multi-socket server configurations.

Higher bandwidth also improves performance consistency under load, ensuring that multiple applications and virtual machines can access memory resources simultaneously without contention.

ECC Registered Memory and Data Protection

Error Correcting Code registered memory is a defining characteristic of this category. ECC technology enhances data integrity by detecting and correcting single-bit errors and identifying multi-bit errors before they can cause system instability or data corruption. In enterprise environments where data accuracy is paramount, ECC memory is an essential requirement.

Registered DIMMs incorporate a register that buffers command and address signals between the memory controller and the DRAM chips. This buffering reduces the electrical load on the memory controller, enabling systems to support larger memory configurations and more populated DIMM slots while maintaining stable operation.

Reliability for Mission-Critical Applications

Memory modules in this category are designed for continuous operation in demanding environments. ECC registered memory significantly reduces the risk of crashes and silent data corruption, which can have serious consequences in financial systems, healthcare applications, telecommunications infrastructure, and cloud services.

The stability provided by registered memory ensures that servers can operate reliably under sustained workloads, making this category suitable for applications that require consistent performance over long periods of time.

Compliance with Enterprise Platform Standards

Server platforms from leading manufacturers often require or strongly recommend the use of ECC registered memory to ensure compatibility and warranty compliance. This category meets those requirements, providing peace of mind for IT administrators deploying memory in enterprise-grade systems.

Extensive validation and compatibility testing ensure that these memory modules operate correctly across supported chipsets, BIOS configurations, and operating environments.

Dual Rank Memory Design and Capacity Efficiency

The dual rank configuration of this memory category represents a balanced approach to capacity, performance, and compatibility. Dual rank modules contain two sets of memory ranks, allowing for higher capacity than single rank designs while maintaining favorable performance characteristics. This design is widely supported across enterprise server platforms and offers predictable behavior in multi-DIMM configurations.

The 64GB capacity achieved through dual rank architecture enables servers to scale memory resources efficiently. This is particularly valuable in systems with limited DIMM slots, where maximizing capacity per slot is essential.

Impact of Dual Rank Architecture on Performance

Dual rank memory can improve performance in certain workloads by enabling better interleaving of memory accesses. This allows the memory controller to manage data transfers more efficiently, potentially reducing access latency and improving throughput under load.

This category is optimized to deliver stable performance across a wide range of configurations, ensuring compatibility with enterprise server motherboards and memory controllers.

CAS Latency CL24 and Timing Characteristics

CAS latency is a key parameter in memory performance, representing the delay between a read command and the availability of data. With a CAS latency rating of CL24 at 3200MHz, this memory category balances high-frequency operation with stable timing characteristics suitable for enterprise workloads.

While lower CAS latency values are often associated with consumer-oriented memory, enterprise environments prioritize stability, capacity, and reliability. The CL24 timing is optimized to operate reliably at high speeds, ensuring consistent performance under sustained workloads.

Latency Considerations in Enterprise Workloads

In many enterprise applications, overall throughput and memory capacity have a greater impact on performance than marginal differences in latency. This category is designed to provide predictable access times that align with the requirements of virtualization, database processing, and analytics workloads.

Stable timing parameters also contribute to long-term reliability, reducing the likelihood of memory-related errors or instability.

288-Pin RDIMM Form Factor and Physical Compatibility

The 288-pin RDIMM form factor is the industry standard for DDR4 server memory. This category adheres to standardized dimensions and electrical specifications, ensuring compatibility with a wide range of server motherboards and memory slots.

The physical design of RDIMM modules includes high-quality printed circuit boards and carefully selected components to support high-speed operation and long-term reliability. Attention to signal integrity and thermal performance ensures stable operation in densely populated server environments.

Thermal Management and Power Efficiency

DDR4 memory operates at lower voltage levels compared to previous generations, reducing power consumption and heat output. This contributes to improved energy efficiency in data centers and helps manage thermal loads in high-density server configurations.

Efficient thermal characteristics are particularly important in large-scale deployments where power and cooling costs represent a significant portion of operational expenses.

Supermicro Engineering Standards and Quality Assurance

This memory category reflects Supermicro’s focus on enterprise-quality engineering and rigorous quality assurance processes. Memory modules are designed to meet the demands of high-performance server environments, with an emphasis on compatibility, stability, and long service life.

Supermicro memory solutions are often validated for use in Supermicro server platforms, ensuring seamless integration and optimized performance. This alignment simplifies deployment and reduces the risk of compatibility issues in enterprise environments.

Platform Validation and Testing

Memory modules in this category undergo extensive testing to ensure compatibility with supported server platforms, chipsets, and processors. Validation includes stress testing under various workloads and operating conditions to verify stability and performance.

This level of testing is essential for enterprise deployments, where unexpected failures can result in downtime and operational disruption.

Compatibility with Modern Operating Systems and Software Stacks

Memory modules in this category are designed to operate seamlessly with modern server operating systems and enterprise software stacks. Support for advanced memory management features ensures compatibility with hypervisors, container platforms, and database systems.

This compatibility allows organizations to deploy memory confidently across diverse environments, supporting both current and future workloads.

Data-Intensive and Emerging Technologies

As data-intensive technologies such as artificial intelligence, machine learning, and real-time analytics continue to grow, the demand for high-speed, high-capacity memory increases. This category provides the performance and reliability required to support these emerging workloads.

The combination of 3200MHz speed, ECC protection, and 64GB capacity makes this memory category a critical component in modern enterprise computing architectures.