MEM-DR564L-HL01-ER64 Supermicro 64GB DDR5 Pc5-51200 Memory

Supermicro 64GB DDR5 6400MHz ECC Registered RDIMM Memory Overview

The Supermicro 64Gb (1x64GB) DDR5 6400MHz PC5-51200 2Rx4 ECC Registered 1.1V CL46 SDRAM 288-Pin RDIMM Memory Module, part number MEM-DR564L-HL01-ER64, is a high-performance memory module engineered for data-intensive enterprise environments. Leveraging the latest DDR5 technology and enhanced reliability features, this memory module is optimized for next-generation servers and workstations requiring blazing speed, robust error correction, and scalable capacity.

Category Context: Enterprise-Grade DDR5 RDIMM Memory Modules

Registered Dual Inline Memory Modules (RDIMMs) are a cornerstone of modern enterprise server architecture, offering stability, scalability, and robust error correction capabilities. The move to DDR5 represents a generational leap, increasing performance and efficiency across the board. The MEM-DR564L-HL01-ER64 is part of Supermicro’s commitment to cutting-edge server solutions with hardware that maximizes processing throughput and reduces latency.

Next-Gen DDR5 Architecture

DDR5 memory introduces multiple advancements over DDR4, including greater bandwidth, improved channel efficiency, and built-in power management. With a transfer rate of 6400 MT/s and a PC5-51200 bandwidth rating, this Supermicro DDR5 RDIMM delivers near double the throughput of its DDR4 predecessors.

Improved Bandwidth and Channel Efficiency

The 64GB DDR5 module utilizes two independent 32-bit channels, improving parallelism and data handling. This design allows more granular control over memory operations, minimizing latency and optimizing throughput in high-demand environments like AI, virtualization, and real-time analytics.

Lower Power Consumption

Operating at just 1.1 volts, this DDR5 module consumes less power than earlier generations while delivering higher frequencies. This energy efficiency is critical in data centers seeking to lower operational costs and reduce thermal output without compromising performance.

Registered ECC Memory: Optimized for Data Integrity

Error-Correcting Code (ECC) is essential in preventing system crashes due to bit-level errors. The MEM-DR564L-HL01-ER64 is a registered ECC RDIMM, meaning it includes a register between the memory controller and DRAM modules to buffer and synchronize signals. This design significantly enhances memory stability, especially when deploying large memory arrays in servers.

Benefits of ECC in Server Environments

• Reduces the risk of memory corruption
• Maintains uptime and reliability in mission-critical applications
• Allows for larger total memory capacities with reduced risk of data loss

2Rx4 Organization for Enhanced Performance

The 2Rx4 rank and chip organization enhances parallel processing, which is crucial in workloads that demand multi-threaded memory access. This setup ensures better stability and performance in large-scale computational environments.

Physical and Electrical Specifications

Understanding the technical specifications helps system architects and IT administrators determine compatibility and plan infrastructure upgrades efficiently.

Form Factor and Interface

The Supermicro MEM-DR564L-HL01-ER64 is built on the standard 288-pin RDIMM form factor, ensuring compatibility with a wide range of DDR5-compliant server motherboards and platforms, especially those built on Intel 4th Gen Xeon Scalable or AMD EPYC 9004-series processors.

Operating Voltage and CAS Latency

• Voltage: 1.1V (standard for DDR5)
• CAS Latency: CL46 for balanced speed and timing
• Module Capacity: 64GB

Thermal Design Considerations

High-performance memory like this 64GB module often generates substantial heat. Supermicro designs its RDIMMs with robust thermal sensors and heat spreader compatibility to ensure reliable operation in high-density environments.

Compatibility and Use Cases

The MEM-DR564L-HL01-ER64 is ideal for a range of enterprise workloads that demand high bandwidth, capacity, and low latency. Whether you’re operating in cloud infrastructure, big data analytics, virtualization, or AI/ML inference pipelines, this module supports heavy multitasking and memory-intensive tasks.

Compatible Supermicro Server Families

This module is validated for use in a wide range of Supermicro platforms including Ultra, BigTwin, FatTwin, GrandTwin, and SuperBlade systems, particularly those configured with Intel Xeon Scalable or AMD EPYC processors.

Key Applications

• Cloud-native applications with containerized microservices
• Virtualized desktop infrastructure (VDI) and hyper-converged infrastructure (HCI)
• Scientific computing and simulation
• Machine learning training and inference
• ERP, CRM, and mission-critical enterprise databases

Advanced Multi-Channel Memory Architectures

When deployed in multi-channel configurations, these modules enable aggregate memory bandwidth in excess of 400 GB/s depending on CPU and motherboard configurations, dramatically improving compute-to-memory ratios in server workloads.

Performance Benchmarking and Reliability

Lab testing and third-party benchmarks indicate that Supermicro’s DDR5 6400MHz memory modules outperform comparable DDR4 solutions in nearly every metric, including read/write throughput, latency, and power draw. This module, with its 64GB capacity and CL46 latency, strikes a strong balance between speed and stability.

Built-In Reliability Features

Apart from ECC, this DDR5 RDIMM includes on-die error correction and cyclic redundancy check (CRC) for command/address buses, ensuring robust reliability. Power management is also handled on-module via a PMIC, reducing noise and improving regulation consistency.

JEDEC Compliance and Quality Assurance

All Supermicro memory modules, including the MEM-DR564L-HL01-ER64, are fully JEDEC compliant and undergo extensive validation and burn-in testing to ensure optimal performance under stress conditions.

Scalability and Future-Proofing

The transition to DDR5 is about more than speed—it’s about scalability. As workloads grow and demand higher bandwidths and larger memory pools, DDR5’s superior architecture is positioned to meet these future needs.

Support for Higher-Density Memory Configurations

With a single 64GB module, users can populate multiple slots on dual-CPU motherboards to achieve upwards of 1TB or more system memory. This makes the MEM-DR564L-HL01-ER64 an excellent choice for enterprises planning for future scalability.

Upgradability Path

Systems already supporting DDR5 can integrate these 64GB modules as an upgrade to increase capacity without changing platforms. Moreover, Supermicro’s modular design approach ensures that server owners can upgrade memory incrementally as needs evolve.

Choose Supermicro for DDR5 Memory Solutions

Supermicro is renowned for its server-grade hardware quality and engineering precision. The MEM-DR564L-HL01-ER64 is not just a component—it’s a cornerstone for building next-generation IT infrastructure with reliability, speed, and serviceability in mind.

Enterprise-Validated Ecosystem

When paired with Supermicro motherboards and systems, the compatibility and stability of this DDR5 RDIMM are unmatched. Businesses benefit from reduced downtime, seamless integration, and long-term support from one of the industry’s most trusted OEMs.

Green Computing Focus

Supermicro’s design philosophy includes environmentally conscious engineering. The low-voltage profile and energy-efficient circuitry of the MEM-DR564L-HL01-ER64 help data centers reduce carbon footprint and comply with regulatory standards.