HMCG94AEBRA102N Hynix 64GB PC5-38400 Memory Module

Overview of Hynix HMCG94AEBRA102N 64GB DDR5 4800MT/s

The Hynix HMCG94AEBRA102N 64GB DDR5 4800MT/s PC5-38400 ECC Registered Dual Rank 288-Pin RDIMM Memory Module represents the cutting edge of enterprise server memory technology. Designed to meet the demands of modern high-performance computing, virtualization platforms, data centers, cloud environments, and mission-critical business applications, this module combines the advancements of DDR5 architecture with ECC reliability and dual-rank design to deliver superior throughput, stability, and efficiency.

DDR5 Memory Advancements and Server Performance

DDR5 technology introduces significant improvements over previous DDR4 modules, including higher data rates, increased channel efficiency, lower voltage operation, and enhanced power management. The HMCG94AEBRA102N operates at 4800MT/s, providing substantial bandwidth for modern multi-core processors and memory-intensive applications. DDR5's internal architecture allows for more banks, higher bank groups, and improved command scheduling, which optimizes memory access patterns and reduces latency under heavy workloads. These features make DDR5 ideal for enterprise applications that require sustained high-speed data access and consistent performance, such as virtualized servers, AI and ML workloads, database management systems, and large-scale analytics.

High Bandwidth for Enterprise Workloads

Operating at PC5-38400 speeds, the Hynix 64GB module provides exceptionally high memory bandwidth, supporting fast data movement between the memory controller and the CPU. This is essential for applications such as real-time analytics, high-frequency trading platforms, scientific simulations, and cloud-native workloads, where delays in memory access can significantly impact overall system performance. By offering large capacity and high throughput, this module enables organizations to efficiently manage demanding workloads, maintain responsiveness, and accelerate compute-intensive tasks.

Latency Management and Consistent Data Access

DDR5 modules like the HMCG94AEBRA102N employ advanced latency control mechanisms that maintain consistent data access even under peak loads. This stability ensures that critical applications, virtual machines, and multi-threaded processes experience minimal latency variations. The module's CL40 timing is optimized for DDR5 operation, balancing speed and predictability to deliver smooth and efficient memory access for enterprise-class servers.

ECC for Data Reliability

One of the defining features of the Hynix HMCG94AEBRA102N is its ECC capability. ECC memory can detect and correct single-bit errors, preventing silent data corruption and protecting critical workloads. In enterprise environments, where uptime and data integrity are paramount, ECC memory is essential. Data centers, financial institutions, cloud providers, and mission-critical server applications rely on ECC to ensure reliable operation, maintain system availability, and minimize the risk of memory-induced failures.

Enhancing System Stability

ECC memory continuously monitors and corrects data errors, maintaining system stability under high-load conditions. For servers running multiple virtual machines or hosting large databases, the HMCG94AEBRA102N ensures that computational accuracy is preserved. This reduces the likelihood of unexpected crashes, system errors, or corrupted files, providing peace of mind for IT administrators managing complex infrastructures.

Cloud Environments

Virtualization environments benefit significantly from ECC memory. The ability to detect and correct errors in real time ensures that virtual machines operate independently and reliably, without memory-related interruptions. For cloud providers and enterprise IT departments, deploying Hynix ECC RDIMMs ensures higher uptime, better resource allocation, and predictable performance across large-scale virtualized deployments.

Dual-Rank Configuration and Performance Benefits

The HMCG94AEBRA102N utilizes a dual-rank design, offering improved memory performance and efficiency. Dual-rank memory allows the memory controller to access two independent ranks on a single module, providing better interleaving and reduced latency during data retrieval. This configuration improves overall throughput, enhances multi-threaded processing, and supports higher memory density without compromising signal integrity.

Rank Interleaving for Smoother Data Flow

Dual-rank memory enables rank interleaving, allowing the memory controller to access one rank while the other is refreshing. This reduces wait times and improves sustained memory bandwidth, which is crucial for applications like high-performance computing, virtualization, and large-scale data analysis. Systems equipped with dual-rank RDIMMs experience more consistent performance under intensive memory workloads.

Multi-Socket Servers

In multi-socket server architectures, dual-rank modules contribute to balanced memory load distribution across channels and sockets. The HMCG94AEBRA102N supports dense memory configurations, enabling large memory footprints for enterprise workloads, including SAP HANA, SQL Server, Oracle databases, and in-memory caching solutions. Proper load distribution enhances server reliability and ensures optimal performance under heavy parallel workloads.

RDIMM Architecture and Signal Integrity

Registered DIMMs (RDIMMs) include a register that buffers data and address signals before they reach the memory controller. This reduces electrical load, allowing servers to maintain stability when using multiple modules in high-density configurations. The Hynix HMCG94AEBRA102N’s RDIMM architecture supports advanced server systems by ensuring signal integrity at high speeds and maintaining stable operation across all channels.

Scalability for High-Density Configurations

RDIMM technology allows for higher memory densities without degrading system performance. The HMCG94AEBRA102N is optimized for servers requiring multiple memory modules, enabling IT administrators to expand memory capacity to 512GB, 1TB, or higher, depending on platform capabilities. This makes it ideal for virtualization clusters, cloud infrastructure, and enterprise applications that demand substantial memory capacity.

Maintaining Signal Integrity at 4800MT/s

High-frequency operation at 4800MT/s necessitates consistent signal quality. RDIMM buffering ensures that data and command signals remain stable and coherent across all populated memory slots, minimizing errors and maximizing effective throughput. Signal integrity is essential for reliable server operation, particularly in multi-module, multi-channel environments.

Reduced Operational Costs

By consuming less power, the Hynix DDR5 module helps data centers manage electricity expenses effectively, especially in large-scale deployments with hundreds or thousands of memory modules. Reduced thermal output also allows for more compact server designs or higher module density without exceeding thermal limitations, improving overall infrastructure utilization.

Enhanced Reliability Under Continuous Workloads

Servers running 24/7 workloads, such as cloud hosting, financial services, and scientific simulations, benefit from lower power and heat stress. The HMCG94AEBRA102N’s energy-efficient design ensures consistent performance and reduced likelihood of thermal-induced failures, maintaining long-term operational reliability.

CL40 Latency and Enterprise Responsiveness

The CL40 latency rating of this module balances speed with operational stability, ensuring rapid access to data without compromising system reliability. In enterprise environments, predictable latency is critical for high-frequency transaction systems, real-time analytics, and multi-threaded applications. The HMCG94AEBRA102N delivers responsive memory access to match the processing capabilities of modern server CPUs, maximizing overall system throughput.

Multi-Core Processing

As modern server CPUs continue to increase core counts, memory latency becomes a key factor in overall performance. The CL40 timing ensures fast and consistent data access, allowing multi-core processors to operate efficiently and reducing bottlenecks in memory-intensive applications.

Consistency in Real-Time Applications

Applications requiring real-time performance, including financial trading, industrial automation, and AI inference, benefit from the predictable latency of the HMCG94AEBRA102N. Stable timing ensures that servers can deliver reliable, high-speed results without memory-induced delays.

Integration with Modern Server Platforms

The Hynix HMCG94AEBRA102N is designed to work seamlessly with the latest server architectures from leading vendors, including dual- and multi-socket systems. Its ECC RDIMM design ensures compatibility with enterprise-grade platforms, providing reliable memory support for virtualization, cloud deployments, HPC clusters, and large-scale analytics. This module enhances server performance, increases memory capacity, and supports future expansion with next-generation DDR5 platforms.

High-Density Memory Applications

High-density server deployments and virtualization clusters require memory modules that can deliver large capacity and stable performance. The HMCG94AEBRA102N provides 64GB per module, allowing data centers to populate multiple slots efficiently while maintaining signal integrity and system reliability.

Long-Term Enterprise Value

The Hynix HMCG94AEBRA102N is engineered to provide long-term value for enterprise environments. Its combination of 64GB capacity, DDR5 performance, ECC reliability, low power consumption, and dual-rank RDIMM architecture ensures servers remain future-ready, scalable, and highly efficient. IT infrastructures equipped with this module can accommodate growing data needs, increasing virtualization density, and evolving computational requirements while maintaining reliability and performance consistency.

Future-Proofing Server Infrastructure

As organizations expand and adopt newer technologies, having a memory module compatible with DDR5 standards ensures long-term relevance. The HMCG94AEBRA102N is suitable for next-generation server CPUs and platform architectures, safeguarding investment and providing confidence in long-term operational performance.

Reducing Maintenance and Operational Overhead

High reliability, low power consumption, and advanced ECC protection reduce maintenance demands and prevent unexpected downtime. Over the life of a server deployment, these benefits translate into lower total cost of ownership and fewer operational interruptions.

Data Centers and Cloud Infrastructure

64GB DDR5 RDIMM modules allow cloud providers and data centers to maintain high-density memory configurations while ensuring stability and performance across virtualized environments. ECC reliability and RDIMM buffering enable uninterrupted service for large-scale cloud deployments.

Scientific Applications

Scientific simulations, engineering modeling, and AI/ML workloads demand high memory throughput and capacity. The HMCG94AEBRA102N provides fast, reliable access to large datasets, facilitating accelerated computations and precise results.

Environments and Enterprise Applications

Virtual machine clusters, ERP systems, and database servers benefit from the high capacity, ECC protection, and dual-rank design of this module. The memory module ensures consistent allocation, data integrity, and predictable performance for multi-tenant enterprise environments.

Financial Services and Transactional Systems

High-frequency trading, banking systems, and other transaction-heavy applications require memory modules that minimize latency and prevent errors. ECC and high-speed DDR5 technology ensure reliability and responsiveness for critical operations.