Supermicro MEM-DR432L-SV01-ER24 32GB PC4-19200 DDR4 2400MHz ECC RDIMM Memory Module

Supermicro MEM-DR432L-SV01-ER24 ECC Memory 

The Supermicro MEM-DR432L-SV01-ER24 is a high-capacity DDR4 SDRAM memory module engineered for professional servers, data centers, and mission-critical computing platforms. Designed to deliver stability, consistency, and long-term reliability, this 32GB RDIMM module supports demanding workloads where data accuracy and uptime are essential.

Product Details

• Manufacturer: Supermicro
• Product Code: MEM-DR432L-SV01-ER24
• Module Type: DDR4 ECC Registered DIMM

Technical Specifications

• Form factor: 288-pin DIMM
• Designed for DDR4-compatible slots
• Enterprise-grade PCB and components
• Total memory size: 32GB
• Module configuration: 1 × 32GB RDIMM
• Memory type: DDR4 SDRAM
• Dual-rank x4 architecture

Use Case Scenarios

• Enterprise database management systems
• Cloud and virtualized server environments
• High-availability computing platforms

Benefits of ECC Registered Memory

• Improved system stability under heavy workloads
• Reduced risk of silent data corruption
• Essential for financial, scientific, and enterprise applications

Key Signal Processing Features

• Registered DIMM (RDIMM) architecture
• Optimized signal integrity
• Consistent performance in multi-DIMM configurations

Low-Voltage Operation

• Operating voltage: 1.2V
• Supports energy-efficient data center designs
• Helps lower overall system power usage

Compatibility Highlights

• Optimized for Supermicro servers and workstations
• Supports compatible Intel and AMD server chipsets
• Meets enterprise qualification standards

Supermicro MEM-DR432L-SV01-ER24 DDR4 Memory

The Supermicro MEM-DR432L-SV01-ER24 is engineered to meet the stringent requirements of modern data centers, virtualization platforms, and enterprise servers. This 32GB DDR4 SDRAM memory module is designed to deliver consistent performance, operational stability, and dependable data integrity in demanding workloads. Built on advanced DDR4 architecture, it supports higher bandwidth and improved power efficiency compared to previous memory generations.

Memory Type and Speed: DDR4-2400 (PC4-19200)

This module utilizes Double Data Rate 4 (DDR4) technology, a significant advancement over previous DDR3 generations. Operating at a data rate of 2400 million transfers per second (MT/s), denoted as DDR4-2400, it offers higher bandwidth and improved power efficiency. The "PC4-19200" designation is the module naming convention, where 19200 refers to the theoretical peak bandwidth in MB/s (approximately 19.2 GB/s). This speed balances performance with power consumption, making it a widely adopted standard for a broad range of server applications.

Capacity and Form Factor: 32GB RDIMM

With a substantial 32-gigabyte (GB) capacity, this module allows for significant total memory configurations in multi-channel server architectures. It employs the Registered DIMM (RDIMM) form factor. The key component in an RDIMM is a register (or buffer) placed between the memory controller and the DRAM chips. This register buffers the command, address, and clock signals, reducing the electrical load on the memory controller. This enables servers to support higher quantities of memory modules and greater total memory capacity per CPU socket while maintaining signal integrity, a crucial feature for multi-socket servers and memory-intensive workloads.

Latency Timings: CL17

The module operates with CAS Latency (CL) timing of 17 cycles at its rated 2400MHz speed. Latency timings represent the delay between a command and data availability. While higher-speed modules often have slightly higher latencies, the overall performance is a combination of bandwidth (speed) and latency. This CL17 timing is a standard and optimized specification for DDR4-2400 RDIMMs in the enterprise space.

The Critical Role of ECC in Server Stability

Error-Correcting Code (ECC) is arguably the most defining feature distinguishing enterprise server memory from consumer-grade memory. The Supermicro MEM-DR432L-SV01-ER24 incorporates this essential technology. ECC memory includes extra memory bits and a dedicated memory controller to detect and correct the most common types of internal data corruption. When data is written to an ECC module, the algorithm calculates and stores codes. Upon reading, the codes are recalculated and compared to the stored ones. Single-bit errors (the most common type) are automatically corrected on the fly without any system interruption. Multi-bit errors, which are rarer, are detected and reported, allowing the system to halt to prevent data corruption. This proactive error handling is indispensable for servers running financial transactions, scientific computations, databases, and virtualization hosts, where silent data corruption can have catastrophic consequences.

Demands of In-Memory Databases and Analytics

Applications such as SAP HANA, Microsoft SQL Server (with In-Memory OLTP), and various real-time analytics platforms store working data sets entirely in RAM to achieve sub-second query responses. This "in-memory computing" paradigm places a premium on both total memory capacity and reliability. A system equipped with multiple 32GB ECC RDIMMs provides the large, fault-tolerant memory pool required for these high-performance database workloads, ensuring data accuracy and system availability.

Mixing with Other Memory Modules

While it is technically possible to mix this 32GB module with other compatible Supermicro RDIMMs (e.g., 16GB or 64GB), the system will operate all memory at the speed and timings of the slowest module installed. Furthermore, population rules become more complex. For optimal performance, it is always recommended to populate a system with identical memory modules across all channels and sockets.

Thermal Management

Server memory modules, especially when densely packed, generate heat. The standard substrate (green PCB) of this RDIMM is designed to dissipate heat effectively within the forced-air airflow of a server chassis. Proper case cooling and adherence to server ventilation guidelines are essential to maintain memory within its operational thermal limits, ensuring long-term reliability and preventing throttling.

DDR4 Technology Advantages

DDR4 memory introduces architectural enhancements that improve both speed and efficiency. Operating at PC4-19200 with a clock speed of 2400MHz, this module offers faster data transfer rates while consuming less power than DDR3-based solutions. These improvements contribute to lower operating costs and improved thermal management within server chassis.

Compatibility

The Supermicro MEM-DR432L-SV01-ER24 is designed to integrate seamlessly with a wide range of Supermicro servers and compatible enterprise systems. Its standardized DDR4 RDIMM form factor ensures compatibility with motherboards that support ECC registered memory.