MEM-DR532L-CL01-ER48 Supermicro 32GB DDR5 SDRAM 288-Pin Rdimm Memory Module

Highlights of Supermicro MEM-DR532L-CL01-ER48 32GB DDR5

The Supermicro MEM-DR532L-CL01-ER48 is a premium-grade server memory module designed to deliver stable, efficient, and high-speed performance for enterprise and data center environments. Built with next-generation DDR5 SDRAM technology, this RDIMM ensures improved bandwidth, power efficiency, and reliability for demanding workloads.

General Information

• Manufacturer: Supermicro
• Part Number: MEM-DR532L-CL01-ER48
• Product Category: Server Memory Module
• Sub Type: ECC Registered RDIMM

Technical Specifications

• Total Capacity: 32GB
• Module Configuration: 1 × 32GB
• Rank Structure: Dual Rank (2Rx8)
• Memory Speed: 4800 MT/s
• Bandwidth Rating: PC5-38400 / DDR5-4800
• CAS Latency: CL40
• Form Factor: 288-Pin RDIMM
• Memory Voltage: 1.2V
• Chip Organization: X8

Shipping and Packaging Details

• Shipping Height: 1.00 inch
• Shipping Depth: 6.75 inches
• Shipping Weight: 0.20 lb

Compatibility

Supported Server Platforms

• Supermicro servers with DDR5 RDIMM memory slots
• Intel Xeon Scalable processors (4th & 5th Gen) supporting DDR5
• AMD EPYC 9004 Series processors with DDR5 memory architecture
• Enterprise rack, tower, and blade servers

Motherboard Compatibility

• DDR5 RDIMM support
• ECC-enabled memory architecture
• 4800MT/s (PC5-38400) memory speed support
• Dual-rank (2Rx8) memory acceptance

Overview of Supermicro MEM-DR532L-CL01-ER48 PC5-38400

The Supermicro MEM-DR532L-CL01-ER48 32GB DDR5 4800MT/s RDIMM memory module represents a new generation of enterprise-class server memory engineered to meet the performance, reliability, and scalability demands of modern data centers. Built on advanced DDR5 SDRAM architecture, this memory module is designed specifically for server and workstation platforms that require consistent throughput, low latency under sustained workloads, and uncompromising data integrity. As servers increasingly handle virtualization, cloud computing, artificial intelligence, analytics, and database-intensive applications, DDR5 registered memory provides the foundation for stable and predictable system performance.

DDR5 4800MT/s Performance Characteristics

Operating at an effective data rate of 4800 megatransfers per second, this DDR5 memory module significantly improves bandwidth compared to previous DDR4 generations. The increased transfer rate enables faster data movement between the CPU and memory subsystem, reducing bottlenecks in memory-intensive workloads. Applications such as virtualization platforms, in-memory databases, enterprise resource planning systems, and high-performance computing workloads benefit directly from the higher throughput and improved efficiency of DDR5 technology.

CAS Latency CL40 Optimization

The CL40 CAS latency specification reflects the timing characteristics optimized for DDR5 high-speed operation. While absolute latency values differ from DDR4 due to architectural changes, DDR5 compensates with increased parallelism, improved prefetch mechanisms, and higher overall bandwidth. In server environments, the balance between latency and throughput is critical, and CL40 timing ensures stable operation at 4800MT/s while maintaining predictable response times under heavy load. This latency profile is particularly well-suited for enterprise workloads that prioritize consistency and reliability over extreme low-latency tuning.

ECC Registered Memory for Data Integrity

Error Correcting Code functionality is a defining feature of the Supermicro MEM-DR532L-CL01-ER48 memory module. ECC technology detects and corrects single-bit memory errors in real time, preventing data corruption and system crashes that could otherwise compromise critical applications. In enterprise and server environments, even minor memory errors can propagate through applications, leading to inaccurate computations, data loss, or unexpected downtime. Registered DIMM architecture further enhances stability by incorporating a register between the memory controller and the DRAM chips.

Dual Rank Configuration Benefits

The dual rank design of this 32GB DDR5 module allows the memory controller to access two independent sets of memory ranks within a single DIMM. This configuration can improve memory access efficiency by enabling better interleaving of operations, which helps maintain throughput when multiple memory requests are issued simultaneously. In multi-core server CPUs, dual rank memory often delivers better real-world performance compared to single rank modules of equivalent capacity. Dual rank RDIMM modules are especially advantageous in environments where memory utilization is high and workloads involve concurrent threads accessing different memory regions.

X8 DRAM Organization and Reliability

The x8 DRAM organization of the MEM-DR532L-CL01-ER48 module contributes to its robustness and compatibility with server-class ECC implementations. X8 memory chips provide an optimal balance between performance and error correction efficiency, allowing ECC algorithms to function effectively without excessive overhead. This organization is widely supported across enterprise server platforms and aligns with industry best practices for mission-critical systems. In contrast to consumer memory configurations, x8 ECC RDIMM modules are designed to work seamlessly with advanced memory controllers found in modern server CPUs from leading manufacturers. This ensures predictable behavior, validated compatibility, and long-term stability across firmware updates and platform revisions.

1.2V Low-Power Operation

Operating at a nominal voltage of 1.2 volts, this DDR5 memory module delivers improved energy efficiency compared to older memory technologies. Lower operating voltage reduces overall power consumption, which is a critical consideration in data centers where energy costs and thermal management directly impact operating expenses. By minimizing power draw at the memory level, servers can achieve better performance-per-watt metrics. Thermal efficiency is further enhanced by the DDR5 architecture, which includes on-DIMM power management features that help regulate voltage delivery more precisely. This results in more stable operation under varying load conditions and reduces heat generation within densely populated server chassis.

288-Pin RDIMM Form Factor

The 288-pin RDIMM form factor ensures compatibility with a wide range of DDR5-capable server motherboards. This standardized design allows system integrators and IT administrators to deploy memory upgrades with confidence, knowing that the module adheres to established physical and electrical specifications. The pin layout supports advanced signaling requirements necessary for high-speed DDR5 operation. As part of a broader category of DDR5 RDIMM server memory, the MEM-DR532L-CL01-ER48 module is suitable for both new server builds and memory expansion projects. Its form factor and specifications make it an ideal choice for enterprise servers, professional workstations, and high-end computing platforms that demand reliability and scalability.

Supermicro Validation and Platform Integration

Supermicro memory modules are rigorously tested and validated to ensure seamless integration with Supermicro server systems. This validation process includes compatibility testing across supported chipsets, CPUs, and BIOS configurations to guarantee stable operation under real-world workloads. Using validated memory reduces the risk of incompatibility issues and simplifies system deployment and maintenance. For organizations that rely on Supermicro infrastructure, selecting memory modules such as the MEM-DR532L-CL01-ER48 helps maintain consistent performance and supportability across the hardware lifecycle. This category of memory products is designed to meet enterprise standards for quality, longevity, and reliability.

Firmware and BIOS Considerations

DDR5 server memory interacts closely with system firmware and BIOS settings that control memory timing, voltage, and error correction behavior. Supermicro validated memory modules are tested against supported firmware versions to ensure proper initialization and stable operation. This reduces the likelihood of boot issues or performance anomalies that can occur with unvalidated memory. In enterprise environments where firmware updates are part of routine maintenance, having memory that remains compatible across updates is essential. This category of server memory is engineered to maintain consistent behavior even as platforms evolve.

Use Cases in Modern Server Environments

The Supermicro MEM-DR532L-CL01-ER48 32GB DDR5 RDIMM memory module is well-suited for a wide range of server use cases. Virtualization platforms benefit from the high capacity and bandwidth, enabling the consolidation of multiple virtual machines without memory contention. Cloud infrastructure deployments leverage DDR5 performance to support dynamic workloads and rapid scaling. Database servers and analytics platforms require reliable memory with strong data integrity guarantees. ECC registered memory ensures that transactional data and analytical computations remain accurate, even under sustained heavy load. High-performance computing applications also take advantage of DDR5 bandwidth to accelerate simulations and data processing tasks.

Enterprise Storage and Software-Defined Infrastructure

In software-defined storage and hyperconverged infrastructure, memory performance plays a crucial role in caching, indexing, and metadata management. The high throughput and reliability of DDR5 RDIMM memory contribute to faster storage response times and improved overall system efficiency. This category of memory supports the demanding requirements of modern storage architectures. By deploying 32GB modules, administrators can fine-tune memory capacity to match workload requirements, optimizing resource utilization while maintaining headroom for future growth.

Scalability and Future-Proofing with DDR5

DDR5 technology introduces architectural enhancements that support greater memory densities and improved scalability compared to previous generations. As server platforms continue to evolve, DDR5 RDIMM memory provides a future-proof foundation that can accommodate increasing core counts and more demanding applications. The MEM-DR532L-CL01-ER48 module fits within this forward-looking category, offering a balance of capacity and performance that aligns with emerging enterprise needs. Scalability is a key consideration for organizations planning long-term infrastructure investments. By adopting DDR5 memory modules, enterprises position themselves to take advantage of future CPU and chipset advancements without requiring immediate memory replacement.

Reliability Standards and Long-Term Operation

Server memory operates continuously under heavy workloads, making reliability a paramount concern. The combination of ECC, registered architecture, and high-quality DRAM components ensures that this DDR5 memory module can withstand prolonged operation in demanding environments. Supermicro memory products are designed to meet stringent quality standards, including extended burn-in and stress testing. Long-term operation is further supported by stable electrical characteristics and conservative timing parameters that prioritize reliability over marginal performance gains. This approach aligns with enterprise requirements where predictable behavior and uptime are more valuable than peak benchmark results.

Category Relevance for System Integrators and IT Professionals

This category of DDR5 ECC Registered server memory is essential for system integrators, IT managers, and data center architects who design and maintain enterprise computing environments. Selecting the appropriate memory module involves considering capacity, speed, compatibility, and reliability. The MEM-DR532L-CL01-ER48 module addresses these considerations by offering a well-rounded specification set suitable for a wide range of server platforms. For professionals responsible for maintaining service-level agreements and ensuring system availability, investing in validated server memory reduces operational risk. This category represents a critical component in the overall stability and performance of enterprise infrastructure.

Continuous Performance Under Sustained Workloads

Unlike consumer memory designed for intermittent usage, server memory such as this DDR5 RDIMM module is engineered for continuous operation. Sustained workloads place unique demands on the memory subsystem, including consistent access patterns, high utilization, and thermal stress. The design of the MEM-DR532L-CL01-ER48 module ensures that performance remains stable over extended periods. This consistency is vital for environments such as financial services, telecommunications, and enterprise IT operations, where systems must remain responsive around the clock. The ability to deliver reliable performance under constant load is a defining characteristic of this server memory category.

Integration with Multi-Socket Server Architectures

Modern enterprise servers often feature multi-socket CPU configurations with complex memory topologies. DDR5 RDIMM memory modules are optimized to operate efficiently in these architectures, supporting multiple memory channels per processor. The MEM-DR532L-CL01-ER48 module contributes to balanced memory population strategies that maximize bandwidth and minimize latency disparities across sockets. Proper memory configuration is essential for achieving optimal performance in multi-socket systems. This category of memory provides the flexibility and reliability needed to scale memory capacity in line with processor capabilities.