MTC20F1045S1RC64BD1R Micron 32GB PC5-51200 DDR5 6400MHz ECC Registered 1RX4 CL52 Memory

Micron MTC20F1045S1RC64BD1R 32GB Memory Overview

The Micron MTC20F1045S1RC64BD1R is a high-performance 32GB DDR5 memory module designed for enterprise-grade servers, data centers, and high-performance computing environments. With a speed rating of PC5-51200 (6400MHz), ECC support, and a registered (buffered) design, this module ensures reliable data integrity and optimal performance for mission-critical applications.

Key Features

This memory module is engineered to meet the demanding requirements of modern server infrastructures, offering enhanced bandwidth, lower power consumption, and improved error correction capabilities compared to previous-generation DDR4 modules.

Performance Specifications

The MTC20F1045S1RC64BD1R operates at 6400MHz (PC5-51200), delivering significantly higher bandwidth than DDR4 alternatives. With a CAS latency of CL52 and a 1RX4 configuration, this module balances speed with stability for server workloads.

Technical Details

Built using Micron's advanced DRAM technology, this 288-pin DIMM operates at just 1.1V, reducing power consumption while maintaining high performance. The ECC (Error Correcting Code) functionality automatically detects and corrects single-bit memory errors, preventing data corruption and system crashes.

Reliability and Compatibility

Designed for 24/7 operation in demanding environments, this memory module features thermal sensors and is tested for compatibility with major server platforms from Dell, HPE, Lenovo, and other leading manufacturers.

Use Cases

The Micron MTC20F1045S1RC64BD1R is ideal for various enterprise applications where reliability and performance are paramount.

Data Center Deployments

In modern data centers, this DDR5 module enables faster processing of virtual machines, databases, and cloud applications while maintaining high reliability through ECC protection.

Virtualization Performance

The high bandwidth and capacity of these modules allow for greater virtual machine density per host server, reducing overall infrastructure costs while maintaining performance levels.

High-Performance Computing

For scientific computing, financial modeling, and AI workloads, the 6400MHz speed provides the necessary memory throughput to keep CPUs fed with data, minimizing bottlenecks in compute-intensive tasks.

DDR5 Technology Advantages

The transition to DDR5 brings several significant improvements over previous memory technologies.

Increased Bandwidth and Efficiency

DDR5 doubles the burst length and introduces two independent 32-bit channels per module (for non-ECC modules), while server-grade modules like this Micron offering maintain the reliability features required for enterprise environments.

Power Management Improvements

The inclusion of on-DIMM power management ICs (PMICs) helps regulate voltage more efficiently, contributing to the module's 1.1V operation and reduced power consumption compared to DDR4.

Higher Density Support

DDR5 architecture supports higher density chips, enabling 32GB modules in a single rank configuration like this Micron model, which helps maximize memory capacity in servers with limited DIMM slots.

Server Memory Considerations

When selecting memory for server environments, several factors must be considered beyond just capacity and speed.

ECC and Registered DIMM Benefits

The combination of ECC and registered (buffered) design in this Micron module provides both error correction and electrical load reduction, enabling more stable operation in systems with high DIMM counts.

Signal Integrity

Registered DIMMs include a register buffer that reduces the electrical load on the memory controller, improving signal integrity and allowing for more modules per channel without degradation in performance or reliability.

Thermal Considerations

Server memory modules often operate in high-temperature environments. The MTC20F1045S1RC64BD1R is designed with thermal management features to maintain stable operation even in poorly ventilated server racks.

Compatibility and System Requirements

Proper system compatibility is essential when upgrading server memory.

Platform Support

This DDR5 module is compatible with Intel Xeon Scalable Processors (Sapphire Rapids and later) and AMD EPYC 7004 "Genoa" series platforms that support DDR5 registered ECC memory.

Operating System Considerations

While the memory hardware is compatible with all major server operating systems, optimal performance may require updated BIOS/UEFI firmware and OS-level memory management enhancements that fully support DDR5 features.

Memory Population Guidelines

For best performance in multi-processor systems, consult your server manufacturer's guidelines for proper DIMM population across memory channels and CPU sockets.

Future-Proofing Your Server Infrastructure

Investing in DDR5 technology today prepares your infrastructure for tomorrow's workloads.

Scalability Advantages

DDR5's architectural improvements provide headroom for future CPU generations, protecting your investment as you upgrade other server components over time.

Long-Term Value

While DDR5 modules currently carry a price premium over DDR4, their performance and efficiency benefits translate to lower total cost of ownership in power-sensitive data center environments.

Technical Specifications Deep Dive

A closer look at the engineering behind this high-performance memory module.

Memory Chip Organization

The 1RX4 designation indicates this is a single-rank module with x4 DRAM organization, optimized for server workloads that benefit from higher rank counts per channel.

JEDEC Standards Compliance

This module complies with JEDEC DDR5 specifications while incorporating Micron's proprietary enhancements for improved performance and reliability in server environments.

Quality and Reliability Testing

Micron subjects its server memory modules to rigorous testing including extended burn-in, temperature cycling, and signal integrity validation to ensure enterprise-grade reliability.

Comparing DDR5 Server Memory Options

Understanding how this module fits within the spectrum of available server memory solutions.

Performance vs. Capacity Tradeoffs

While higher capacity modules are available, the 32GB size offers an optimal balance between density and performance for most general server applications.

Latency Considerations

The CL52 latency is typical for high-speed DDR5 modules and is offset by the significantly increased bandwidth in most server workloads that benefit more from throughput than absolute latency.

Alternative Configurations

For applications requiring different performance characteristics, Micron offers this memory technology in various capacities, speeds, and form factors to meet specific server requirements.