370-BCRB Dell 64GB DDR5 4800MT/s PC5-38400 CL40 ECC Memory

370-BCRB Dell 64GB DDR5 4800MT/s ECC Registered RDIMM Server Memory

The 370-BCRB Dell 64GB (1x64GB) DDR5 4800MT/s PC5-38400 Dual Rank ECC Registered 1.1V CL40 SDRAM 288-Pin RDIMM is engineered to deliver exceptional performance, reliability, and scalability for today’s modern enterprise server infrastructures. As data centers continue to evolve, this memory module addresses the demand for higher speed, energy efficiency, and error correction capabilities, especially in high-performance computing environments.

DDR5 Server Memory Technology Overview

DDR5 SDRAM (Double Data Rate 5 Synchronous Dynamic Random-Access Memory) represents the latest generation of server memory technology, delivering significantly improved bandwidth and efficiency over its DDR4 predecessor. With speeds reaching 4800MT/s, this module ensures faster data access and optimal processing for server workloads involving virtualization, databases, AI workloads, and cloud-native applications.

DDR5 vs DDR4 Memory Performance Comparison

• Higher Bandwidth: DDR5 offers nearly double the bandwidth of DDR4, allowing for increased data throughput and improved performance in data-intensive environments.
• Improved Power Efficiency: Operating at just 1.1V compared to DDR4's 1.2V, DDR5 memory provides reduced power consumption and thermal output, ideal for 24/7 server deployments.
• On-die ECC Support: Integrated error correction helps improve memory reliability and data integrity, essential for mission-critical enterprise computing.
• More DIMMs Per Channel: DDR5 introduces more DIMMs per channel, increasing overall system capacity for RAM-intensive applications.

Key Features of the 370-BCRB Dell 64GB DDR5 RDIMM

High-Capacity 64GB Module

The 370-BCRB delivers a substantial 64GB of memory capacity in a single RDIMM format. This large memory size is particularly advantageous for virtualization hosts, database servers, and in-memory computing platforms, allowing them to operate without paging to slower storage layers.

ECC Registered (RDIMM) Design

As a Registered DIMM, this memory module includes a register between the DRAM and memory controller, reducing electrical load and allowing for more modules to be installed in a system. ECC (Error-Correcting Code) further enhances reliability by automatically detecting and correcting single-bit memory errors, minimizing the risk of data corruption.

JEDEC-Compliant 288-Pin DDR5 RDIMM Format

This module is fully compliant with JEDEC standards for DDR5 RDIMMs, using the standard 288-pin configuration to ensure compatibility with enterprise-class server platforms. The standard form factor ensures reliable seating, signaling, and compatibility across Dell PowerEdge and other OEM server systems.

Latency and Speed Ratings

With a latency of CL40 and a data transfer rate of 4800MT/s (PC5-38400), the 370-BCRB strikes a strong balance between speed and reliability. The lower latency and faster transfer speeds enable quicker access to critical data, improving workload responsiveness.

Compatibility and Use Cases

Dell PowerEdge Server Ecosystem Integration

This memory module is designed and validated for seamless integration with Dell’s PowerEdge server lineup, including rack, tower, and blade configurations. Certified compatibility ensures BIOS-level optimization, system stability, and reliable long-term performance.

Virtualization and Hyperconverged Infrastructure

Virtual machines and hyperconverged platforms demand substantial memory overhead. With 64GB per DIMM, data center administrators can optimize physical hardware resources to host more virtual instances while ensuring stability and performance.

AI/ML and HPC Workloads

The data bandwidth and large capacity of this DDR5 module suit artificial intelligence (AI), machine learning (ML), and high-performance computing (HPC) applications. These workloads benefit from low-latency, high-throughput memory to reduce training time and improve simulation efficiency.

Enterprise Databases and In-Memory Analytics

Platforms such as SAP HANA and Oracle databases perform significantly better with increased memory. This 64GB RDIMM allows large datasets to be cached in memory, delivering ultra-fast response times and real-time analytics capability.

Advanced Memory Architecture

Dual Rank Configuration

The dual-rank design allows for better data interleaving and performance optimization on compatible platforms. Dual-rank modules often outperform single-rank equivalents in multi-channel memory systems, particularly in read-heavy workloads.

On-Die ECC and Reliability Enhancements

DDR5 introduces on-die ECC, enhancing the module’s ability to self-correct data before sending it to the memory controller. This reduces dependency on system-wide ECC, resulting in improved performance and reliability for mission-critical applications.

Power Management Enhancements

DDR5 incorporates a Power Management IC (PMIC) on the module, allowing for more precise voltage regulation and improved power delivery to each DRAM chip. This contributes to reduced power draw and enhanced energy efficiency.

Thermal Considerations and Server Uptime

Lower Operating Voltage

The module operates at 1.1V, reducing overall energy consumption and heat generation compared to earlier generations. This facilitates better thermal profiles in densely packed data centers and allows for extended operational longevity.

Improved Airflow and Heat Dissipation

The physical design of the RDIMM ensures that airflow within the server chassis is not obstructed. Many Dell servers include thermal sensors and advanced fan control that pair well with low-heat modules, ensuring stable uptime and system health.

Benefits for Data Center Operations

• Energy Efficiency: The 1.1V operation combined with the PMIC enables reduced operational costs and improved energy-to-performance ratios.
• Scalability: Large capacity DIMMs allow scaling up of server memory with fewer modules, simplifying memory configurations and reducing power draw.
• Uptime Assurance: ECC and DDR5’s advanced fault tolerance help reduce system crashes and service disruptions.
• Improved TCO (Total Cost of Ownership): With enhanced performance per watt and per slot, data centers benefit from long-term cost savings.

Installation and Configuration Guidelines

BIOS and Firmware Compatibility

When installing the 370-BCRB into Dell PowerEdge systems, it's critical to ensure BIOS and firmware are updated to the latest versions that support DDR5 memory modules. Proper firmware ensures full speed operation and proper error reporting.

Population Rules

For best results, DIMMs should be installed in matching pairs or according to Dell’s population guidelines to enable multi-channel memory operation. This maximizes memory bandwidth and avoids boot issues or reduced performance.

Mixing with Other Memory Types

It is not advisable to mix DDR5 RDIMMs with other types or speeds of memory. Always use identical modules within the same server bank to avoid incompatibility and latency issues.

Security and Compliance

Secure Supply Chain Assurance

The 370-BCRB is procured through Dell's secure and vetted manufacturing and distribution channels, ensuring authenticity and compliance with enterprise-grade security policies.

Regulatory Compliance

This memory module adheres to international regulations including RoHS, CE, and FCC standards. It is also tested for environmental resilience including vibration, temperature, and electrical discharge.

Optimizing Server Memory Configurations

Balanced Workload Distribution

When deploying multiple DIMMs in dual- or quad-channel configurations, ensure even distribution across CPU memory banks for balanced throughput. Memory interleaving helps boost application performance by minimizing bottlenecks.

Capacity Planning for Virtualized Environments

64GB modules provide a flexible baseline for configuring memory in environments such as VMware vSphere or Microsoft Hyper-V. Allocating memory per VM becomes easier and more granular when working with high-capacity DIMMs.

Memory Diagnostics and Health Monitoring

Dell’s OpenManage platform provides detailed insight into memory health, temperature, and performance. IT admins can proactively replace modules showing ECC errors or thermal degradation before they affect system performance.