MEM-DR464L-SL01-LR26 Supermicro 64GB DDR4 2666Mhz Pc4-21300 Lrdimm Memory Module

Supermicro MEM-DR464L-SL01-LR26 64GB 2666Mhz Memory

General Information

• Brand Name: Supermicro
• Part Number: MEM-DR464L-SL01-LR26
• Product Type: 64GB PC4-2666V-L Load Reduced 4Rx4 LRDIMM Memory

Technical Specifications

• Storage Capacity: 64GB
• Memory Technology: DDR4 SDRAM
• Number of Modules: 1 x 64GB
• Bus Speed: 2666MHz DDR4-21300/PC4-2666V-L
• Signal Type: Load Reduced
• CAS Latency: CL19
• Pin Count: 288-pin
• Operating Voltage: 1.20V
• Component Rank: 4DRx4

Physical Characteristics

• Form Factor: 288-pin LR-DIMM
• Shipping Dimensions: 1.00" height x 6.75" depth
• Shipping Weight: 0.20 lbs

Supermicro MEM-DR464L-SL01-LR26 64GB Memory Overview

The Supermicro MEM-DR464L-SL01-LR26 64GB 2666MHz PC4-21300 Load Reduced LRDIMM Memory Module represents a cornerstone in enterprise-grade server memory solutions. Designed specifically for data center environments, high-performance computing, and enterprise server infrastructures, this memory module delivers unmatched reliability, increased memory capacity, and superior energy efficiency. Its 64GB capacity and 2666MHz speed make it an ideal choice for organizations looking to optimize server performance while maintaining operational stability.

Key Features and Performance Specifications

The MEM-DR464L-SL01-LR26 utilizes advanced Load Reduced Dual Inline Memory Module (LRDIMM) architecture, which allows for higher memory density without compromising speed or stability. Operating at 2666MHz with PC4-21300 bandwidth, it provides a seamless balance between performance and capacity. The module supports quad rank architecture, enabling servers to handle intensive workloads, large databases, and virtualization tasks with ease.

High Capacity Memory for Enterprise Servers

With a 64GB module size, the Supermicro MEM-DR464L-SL01-LR26 significantly increases the total memory available in a server configuration. Load Reduced DIMM technology reduces electrical load on the memory controller, allowing multiple modules to be installed in a single system without encountering performance degradation. This is particularly advantageous for applications requiring large in-memory databases, high-density virtualization, and analytics-driven workloads.

2666MHz Speed and PC4-21300 Bandwidth

The 2666MHz frequency ensures that data transfer rates remain high, supporting bandwidth-intensive applications and improving server responsiveness. Paired with PC4-21300 specifications, the module is designed to sustain consistent high-speed operation, minimizing latency and maximizing data throughput. This performance level is ideal for environments where low latency and rapid data access are critical, such as cloud computing platforms, high-frequency trading systems, and AI-driven servers.

LRDIMM Architecture and Reliability

Load Reduced Technology Explained

The LRDIMM design of the MEM-DR464L-SL01-LR26 reduces the electrical load presented to the memory controller, enabling servers to support higher memory capacities per channel. Unlike traditional Registered DIMMs (RDIMMs), LRDIMMs buffer data to further reduce signal loading, allowing IT administrators to populate more memory modules in a single system while maintaining signal integrity and overall system stability. This technology ensures that enterprise servers operate without memory-related errors even under the most demanding workloads.

Quad Rank Configuration for Optimized Server Performance

The quad rank layout of this module enhances parallelism, allowing multiple memory banks to be accessed simultaneously. This results in improved data throughput and faster processing speeds for multi-threaded applications. The four-rank design is particularly beneficial for mission-critical workloads where maximizing memory bandwidth is essential. Combined with load reduction features, it ensures that servers can run at full capacity without encountering bottlenecks caused by memory constraints.

Error Correction and ECC

The Supermicro MEM-DR464L-SL01-LR26 includes full ECC (Error-Correcting Code) support, providing an additional layer of reliability for server operations. ECC memory automatically detects and corrects single-bit errors, preventing data corruption and system crashes. This capability is vital for data centers, financial institutions, and cloud service providers where uptime and data integrity are non-negotiable requirements. ECC LRDIMMs like this module ensure consistent and error-free memory operation over prolonged periods of intensive use.

Power Efficiency and Thermal Management

Low Voltage Operation

Operating at a standard 1.2V, the Supermicro MEM-DR464L-SL01-LR26 delivers excellent energy efficiency while maintaining high performance. Compared to standard voltage modules, this lower voltage design reduces overall power consumption across multi-module server deployments. Lower voltage operation also contributes to reduced heat generation, supporting sustainable data center practices and extending the lifespan of server components.

Heat Dissipation and Stability

The module's thermal characteristics are optimized for high-density server environments. The LRDIMM architecture inherently reduces heat load on the memory controller, allowing for stable operation even when multiple 64GB modules are installed in the same server. In conjunction with active server cooling systems, this memory module ensures that heat accumulation does not compromise system performance or reliability, maintaining optimal operational conditions for critical enterprise workloads.

Use Cases and Application Scenarios

Data Centers and Cloud Computing

In modern data centers, memory scalability, reliability, and performance are paramount. The Supermicro MEM-DR464L-SL01-LR26 addresses these requirements by providing high-capacity, high-speed memory optimized for multi-processor server configurations. Cloud service providers can leverage these modules to host virtual machines, run large-scale databases, and handle compute-intensive tasks without memory-related slowdowns. Its ECC capabilities ensure continuous uptime and data integrity, critical for enterprise-grade cloud services.

High-Performance Computing (HPC)

For HPC applications, such as scientific simulations, engineering modeling, and AI-driven analytics, memory bandwidth and latency play a decisive role in system performance. The quad rank 64GB LRDIMM offers high memory density and fast data access, facilitating the execution of complex computations. Load-reduced technology allows HPC clusters to scale memory efficiently across multiple nodes, reducing bottlenecks and maximizing throughput for parallel processing tasks.

Enterprise Virtualization and Databases

Virtualized server environments benefit significantly from LRDIMM memory modules, especially in configurations requiring numerous virtual machines or high-density memory allocation. With the MEM-DR464L-SL01-LR26, enterprises can support large-scale virtualization platforms and extensive in-memory database operations without compromising speed or stability. Its 2666MHz frequency ensures that virtualized applications perform consistently under high loads, while ECC support protects against data corruption in mission-critical workloads.

Advanced Features Enhancing Server Efficiency

Quad Rank Load-Reduced Technology

The combination of quad rank and load-reduced design allows for maximum memory density while minimizing stress on the memory controller. This feature enables administrators to install multiple 64GB modules per channel, effectively increasing server capacity without encountering performance throttling. For organizations handling memory-intensive applications, this translates into faster data access, improved processing times, and optimized system efficiency.

Improved Signal Integrity

Load Reduced DIMMs such as the MEM-DR464L-SL01-LR26 feature enhanced signal buffering, reducing electrical interference and improving data transmission reliability. This ensures that even under maximum load conditions, server memory maintains accurate communication with the CPU. Enhanced signal integrity is critical in high-speed computing environments where any data error can cause significant application slowdowns or system crashes.

Minimized Latency for Critical Workloads

Despite its high memory density, the MEM-DR464L-SL01-LR26 is engineered to maintain low latency operations. By leveraging advanced LRDIMM technology, the module optimizes memory timings and ensures rapid data retrieval, which is crucial for applications requiring real-time processing, such as financial analytics, AI inference engines, and large-scale enterprise ERP systems. Low latency performance ensures that computational tasks complete efficiently and without delay.

Future-Proof Server Memory Solution

The Supermicro MEM-DR464L-SL01-LR26 is built to support the evolving demands of enterprise IT infrastructure. Its combination of high capacity, 2666MHz speed, and load-reduced architecture ensures compatibility with next-generation servers and multi-CPU configurations. As workloads continue to expand in size and complexity, this memory module provides a scalable foundation for future upgrades, offering businesses the flexibility to meet growing data demands without frequent hardware replacements.