MEM-DR464L-HL02-ER29 Supermicro 64GB DDR4 RDIMM Memory Module.

Supermicro MEM-DR464L-HL02-ER29 64GB 2933MHz Memory

The Supermicro MEM-DR464L-HL02-ER29 is a high-capacity, enterprise-grade DDR4 SDRAM memory module engineered for servers and data-center environments. Designed to deliver stable performance, enhanced reliability, and efficient multitasking, this 64GB RDIMM is ideal for demanding workloads, virtualization, and mission-critical applications.

General Information

• Brand: Supermicro
• Manufacturer Part Number: MEM-DR464L-HL02-ER29
• Product Type: DDR4 SDRAM Memory Module
• Module Configuration: Single 64GB DIMM

Technical Capacity and Performance

Key Performance Specifications

• Total Capacity: 64GB
• Memory Technology: DDR4 SDRAM
• Memory Speed: 2933MHz (DDR4-23400 / PC4-2933V)
• CAS Latency: CL21
• Rank Configuration: 2Rx4

Error Protection and Signal Processing

• Error Correction Code (ECC): Helps detect and correct data errors
• Registered Memory: Improves signal integrity and scalability
• Optimized for Servers: Ideal for high-uptime environments

Physical and Form Factor Details

• Form Factor: 288-pin RDIMM
• Shipping Height: 1.00 inch
• Shipping Depth: 6.75 inches
• Approximate Weight: 0.20 lbs.

Supermicro MEM-DR464L-HL02-ER29 64GB Memory Overview

The Supermicro MEM-DR464L-HL02-ER29 64GB 2933MHz PC4-23400 CL21 ECC Registered DDR4 SDRAM 288-Pin RDIMM Memory represents a high-capacity, high-performance memory solution designed specifically for enterprise servers, data centers, and professional workstations. This category of DDR4 registered memory modules is engineered to deliver consistent performance, enhanced reliability, and long-term stability in demanding computing environments where uptime, data integrity, and scalability are critical. As modern server infrastructures continue to evolve, memory plays a central role in ensuring optimal system throughput, efficient multitasking, and reliable execution of mission-critical applications.

DDR4 RDIMM memory modules such as this Supermicro model are widely used in rack servers, tower servers, blade systems, and enterprise-grade workstations that require error correction, high bandwidth, and support for large memory capacities. The 64GB module size allows system architects and IT professionals to scale memory efficiently while reducing the number of occupied DIMM slots, making it easier to design balanced systems that maximize CPU performance and memory bandwidth.

DDR4 SDRAM Architecture and Performance Characteristics

DDR4 SDRAM represents a significant advancement over previous memory generations, offering improved data transfer rates, higher module densities, and lower operating voltages. The Supermicro MEM-DR464L-HL02-ER29 operates at a speed of 2933MHz, corresponding to the PC4-23400 memory standard. This level of performance ensures fast data access and smooth operation across a wide range of server workloads, including virtualization, database management, cloud computing, and high-performance computing environments.

The 2933MHz frequency enables increased memory bandwidth, which is essential for multi-core processors that rely on rapid data exchange between CPU and memory. In modern server architectures, memory speed directly influences application responsiveness, transaction processing, and overall system efficiency. By supporting high-speed DDR4 operation, this memory category helps eliminate bottlenecks and supports sustained performance under heavy load conditions.

PC4-23400 Bandwidth and Data Throughput

PC4-23400 indicates a theoretical peak bandwidth of approximately 23.4GB per second per module, providing ample data throughput for enterprise applications. This bandwidth is particularly beneficial in environments running memory-intensive workloads such as in-memory databases, virtualization platforms hosting multiple virtual machines, and analytics applications that process large datasets in real time. High bandwidth memory allows processors to remain fully utilized, reducing idle cycles and improving overall system performance.

In multi-channel memory configurations commonly found in server platforms, multiple PC4-23400 modules can be installed to further increase aggregate bandwidth. This scalability ensures that systems built with Supermicro DDR4 RDIMM memory can grow alongside expanding business needs without compromising performance.

CAS Latency CL21 and Timing Optimization

The CL21 latency rating of this DDR4 RDIMM module reflects a balanced approach between speed and stability. While enterprise environments often prioritize reliability over ultra-low latency, CL21 provides efficient access times suitable for a wide range of server workloads. Optimized timing parameters ensure predictable performance, which is essential for applications requiring consistent response times and stable execution.

Latency optimization in registered memory modules is carefully tuned to maintain compatibility across supported platforms while ensuring signal integrity. This makes the Supermicro MEM-DR464L-HL02-ER29 well-suited for enterprise systems that operate continuously and demand dependable memory behavior.

ECC Registered Memory for Data Integrity and Stability

Error Correcting Code registered memory is a cornerstone of enterprise-grade computing. The ECC functionality built into this DDR4 RDIMM module enables the detection and correction of single-bit memory errors, as well as the detection of multi-bit errors. This capability significantly reduces the risk of data corruption, system crashes, and unexpected downtime, making ECC memory essential for mission-critical systems.

Registered memory, also known as buffered memory, includes a register between the memory controller and the DRAM chips. This register helps reduce electrical load on the memory controller, allowing systems to support larger memory capacities and more populated DIMM configurations. The combination of ECC and registered design makes this memory category ideal for servers that require maximum reliability and scalability.

Importance of ECC in Enterprise Workloads

In environments such as financial services, healthcare, scientific research, and cloud infrastructure, even minor data errors can have serious consequences. ECC memory helps protect against these risks by automatically correcting errors before they impact applications or data integrity. The Supermicro MEM-DR464L-HL02-ER29 ensures that sensitive data remains accurate and that long-running processes can operate without interruption.

ECC functionality is particularly valuable in systems that operate 24/7, as prolonged uptime increases the likelihood of random memory errors caused by electrical interference or cosmic radiation. By mitigating these risks, ECC registered memory contributes to system longevity and operational confidence.

Registered DIMM Design and Signal Integrity

The registered DIMM architecture used in this memory module enhances signal integrity by buffering address and command signals. This design allows for more stable operation at higher capacities and speeds, especially in multi-DIMM configurations. Server motherboards designed to support RDIMM memory benefit from improved electrical characteristics, enabling reliable performance even when all memory slots are populated.

This architectural advantage is crucial for enterprise systems that require large memory footprints, such as virtualization hosts and database servers. By supporting higher memory densities without sacrificing stability, registered DIMM memory helps organizations build scalable and future-ready infrastructure.

64GB Module Capacity and Scalability Benefits

The 64GB capacity of the Supermicro MEM-DR464L-HL02-ER29 DDR4 RDIMM module offers significant advantages in modern server deployments. High-capacity memory modules reduce the total number of DIMMs required to achieve a desired memory size, freeing up slots for future expansion and simplifying system configuration. This is particularly beneficial in dual-socket and multi-socket server platforms where memory slot availability can be a limiting factor.

Large memory capacities are increasingly important as applications demand more in-memory processing and larger datasets. Virtualization environments benefit from higher memory per host, allowing more virtual machines to run concurrently with sufficient resources. Similarly, database servers and analytics platforms can cache more data in memory, improving performance and reducing reliance on slower storage tiers.

Optimizing Memory Density in Data Centers

In data center environments, optimizing memory density can lead to improved power efficiency, reduced cooling requirements, and lower overall cost of ownership. By using 64GB RDIMM modules, organizations can achieve high memory capacities with fewer physical components, streamlining maintenance and reducing potential points of failure.

High-density memory configurations also support emerging workloads such as artificial intelligence, machine learning, and big data analytics, which rely heavily on fast and abundant memory resources. The Supermicro MEM-DR464L-HL02-ER29 aligns with these trends by providing a robust foundation for memory-intensive applications.

Compatibility with Supermicro and Industry-Standard Server Platforms

This DDR4 RDIMM memory category is designed to meet strict compatibility requirements for Supermicro server motherboards and industry-standard platforms that support DDR4 registered ECC memory. Supermicro is known for its rigorous validation processes, ensuring that memory modules perform reliably across supported systems and chipsets.

Compatibility extends to a wide range of Intel Xeon and AMD EPYC processors that support DDR4 RDIMM memory. By adhering to JEDEC standards, the Supermicro MEM-DR464L-HL02-ER29 ensures seamless integration and predictable performance in enterprise environments.

Platform Validation and Quality Assurance

Memory validation is a critical step in ensuring system stability. This category of Supermicro memory modules undergoes extensive testing to verify compatibility, performance, and reliability under various operating conditions. Validation includes stress testing, thermal testing, and long-duration operation to simulate real-world workloads.

Such quality assurance measures provide peace of mind for IT administrators and system integrators, reducing the risk of compatibility issues and minimizing deployment challenges. Reliable memory components are essential for maintaining service level agreements and ensuring uninterrupted business operations.

Thermal Design and Power Efficiency

DDR4 memory technology offers improved power efficiency compared to earlier generations, operating at lower voltages while delivering higher performance. The Supermicro MEM-DR464L-HL02-ER29 benefits from these advancements, contributing to reduced power consumption and lower heat output in server environments.

Efficient thermal behavior is particularly important in densely populated servers and data centers, where effective heat management is essential for maintaining system reliability. Properly designed memory modules help prevent thermal throttling and ensure consistent performance under sustained workloads.

Impact on Energy Consumption and Cooling

Lower power consumption at the memory level can translate into significant energy savings at scale. In large data centers with hundreds or thousands of servers, efficient DDR4 RDIMM memory contributes to reduced operational costs and improved environmental sustainability.

By generating less heat, these memory modules also reduce the burden on cooling systems, allowing data centers to operate more efficiently and maintain optimal thermal conditions for all components.

Long-Term Reliability and Enterprise Lifecycle Support

Enterprise memory solutions are expected to deliver consistent performance over extended lifecycles. The Supermicro MEM-DR464L-HL02-ER29 is built with high-quality components and adheres to stringent manufacturing standards to ensure durability and longevity. This focus on reliability helps organizations maximize the return on their infrastructure investments.

Long-term availability and support are also important considerations for enterprise deployments. Memory modules designed for server environments are often required to remain available for extended periods to support system expansion and maintenance. Supermicro’s commitment to enterprise-grade components ensures that this memory category aligns with long-term deployment strategies.

Reducing Downtime and Risks

Reliable memory reduces the likelihood of system crashes, data corruption, and unplanned downtime. By choosing ECC registered DDR4 memory, organizations can minimize maintenance risks and ensure stable operation across critical systems.

This reliability is particularly valuable in environments where downtime can result in financial losses, service disruptions, or reputational damage. High-quality memory components play a vital role in maintaining business continuity and operational resilience.

Future-Ready Memory Solutions for Evolving Workloads

As enterprise workloads continue to grow in complexity and scale, memory requirements will continue to increase. The Supermicro MEM-DR464L-HL02-ER29 64GB DDR4 RDIMM memory category provides a future-ready solution that supports modern processors, high-density configurations, and demanding applications.

By offering a combination of high capacity, reliable ECC functionality, and efficient DDR4 performance, this memory category helps organizations prepare for evolving technology trends while maintaining compatibility with current server platforms.

Foundation for Scalable Server Architectures

Scalable server architectures rely on memory solutions that can grow alongside processing power and storage capabilities. High-capacity RDIMM modules enable incremental upgrades without requiring complete system redesigns, preserving investment and simplifying infrastructure planning.

The Supermicro MEM-DR464L-HL02-ER29 fits seamlessly into scalable architectures, supporting both current and future enterprise computing needs with confidence and stability.