Hynix HMCG88AHBRA289N 32GB 6400MHz PC5-51200 DDR5 SDRAM Memory Module.

Highlights of Hynix HMCG88AHBRA289N 32GB DDR5 RDIMM Ram

The Hynix HMCG88AHBRA289N 32GB DDR5 6400MT/s RDIMM is a high-speed server memory module designed for enterprise-class servers. It delivers superior performance, enhanced data integrity, and reliable operation for demanding workloads in modern IT infrastructures.

General Information

• Manufacturer: Hynix
• Model Number: HMCG88AHBRA289N
• Product Category: Server Memory Module
• Sub Type: 32GB DDR5 6400MT/s

Technical Specifications

• Capacity: 32GB
• Memory Type: DDR5 SDRAM
• Number of Modules: 1 x 32GB
• Bus Speed: 6400MT/s (PC5-51200)
• Error Correction: ECC (Error-Correcting Code)
• Signal Processing: Registered
• CAS Latency: CL46
• Rank Configuration: Dual Rank x8 (2Rx8)

Physical Characteristics

• Form Factor: 288-pin RDIMM
• Dimensions: 1.00" (height) × 6.75" (depth)
• Weight: 0.20 lb

Compatibility

• PowerEdge C6620
• PowerEdge HS5610
• PowerEdge HS5620
• PowerEdge MX760c
• PowerEdge R660
• PowerEdge R660xs
• PowerEdge R770
• PowerEdge R760xa
• PowerEdge R760xd2
• PowerEdge R760xs
• PowerEdge T550

Overview of Hynix HMCG88AHBRA289N 32GB 6400MT/s Memory

The Hynix HMCG88AHBRA289N 32GB DDR5 6400MT/s PC5-51200 Dual Rank 288-Pin RDIMM Memory Module for servers represents a breakthrough in enterprise-grade memory technology, designed to address the demanding requirements of modern data centers, high-performance computing, and mission-critical enterprise servers. With DDR5 architecture at its core, this memory module delivers unprecedented bandwidth, higher efficiency, and improved reliability compared to previous generations. It supports sustained high workloads, providing consistent performance for virtualization, cloud computing, machine learning, big data analytics, and large-scale enterprise applications.

DDR5 Architecture and Technological Innovations

DDR5 memory introduces several key advancements over DDR4, including higher density, greater bandwidth, enhanced power efficiency, and improved parallelism. The Hynix HMCG88AHBRA289N is built with dual 32-bit channels within a single DIMM, which facilitates simultaneous data access, reduces latency, and supports multi-core processor workloads more efficiently. Its internal architecture features increased bank groups and extended burst lengths to optimize memory access patterns, enabling rapid data transfer and higher computational efficiency. By integrating these innovations, DDR5 memory modules deliver superior performance in high-demand server environments and ensure compatibility with future server platforms.

Advanced On-DIMM PMIC

One of the most significant enhancements in DDR5 memory is the integration of an on-module Power Management IC (PMIC). The HMCG88AHBRA289N incorporates this PMIC to regulate voltage directly on the memory module, ensuring stable power delivery and minimizing electrical noise. This integrated power management system improves efficiency, reduces power consumption, and maintains consistent performance even under heavy workloads. Servers equipped with these modules benefit from lower energy costs and improved system stability, which is critical in enterprise operations where downtime is not an option.

Voltage Operation for Enhanced

The Hynix HMCG88AHBRA289N operates at a reduced voltage of 1.1V, a significant improvement over DDR4 modules. The lower voltage operation contributes to reduced heat generation, improved energy efficiency, and enhanced thermal stability in densely packed server environments. This is particularly valuable in data centers where energy efficiency translates directly to cost savings and reduced cooling requirements, while maintaining high performance in intensive computing scenarios.

PC5-51200 Bandwidth

The PC5-51200 specification of the HMCG88AHBRA289N indicates its peak theoretical bandwidth of 51.2GB/s. High bandwidth memory is crucial for servers running multi-core processors, as it ensures that data can flow rapidly between the memory and CPU without bottlenecks. This module’s high-speed performance allows servers to maintain efficiency during parallel workloads, such as large-scale simulations, AI training, virtualization, and cloud-based applications. By offering both speed and reliability, it ensures consistent response times and high throughput for enterprise workloads.

Multi-Core Processing Capabilities

With the proliferation of multi-core and many-core processors in modern servers, memory subsystems must provide adequate bandwidth and low latency to prevent performance bottlenecks. The HMCG88AHBRA289N’s dual 32-bit channel configuration and dual-rank architecture allow multiple memory operations to occur simultaneously, reducing latency and improving data access efficiency. This architecture ensures that server CPUs can operate at full capacity, delivering consistent performance across all cores and threads for compute-intensive tasks, including real-time analytics and virtualization.

Dual-Rank Architecture for Enhanced Throughput

The dual-rank design of the HMCG88AHBRA289N enables memory banks to operate in an interleaved fashion, maximizing data throughput and improving efficiency during high-demand operations. This interleaving reduces memory latency, optimizes access patterns, and ensures smooth data flow across large datasets. Servers handling database queries, high-performance analytics, or AI inference workloads benefit from this architecture by achieving faster processing times and greater overall system efficiency.

RDIMM Technology for Enterprise Reliability

The HMCG88AHBRA289N module incorporates ECC (Error-Correcting Code) technology to detect and correct single-bit memory errors, preventing data corruption and ensuring operational integrity. ECC is essential for enterprise environments where accuracy and stability are critical, such as financial services, medical applications, scientific research, and cloud infrastructure. By automatically correcting errors, ECC memory ensures that computational tasks proceed without interruption or data loss, increasing overall system reliability.

Registered Memory Enhancements

The RDIMM (Registered DIMM) architecture includes a register between the memory controller and DRAM chips, which buffers signals and improves signal integrity. This buffering capability allows for higher memory densities, increased system scalability, and better stability in fully populated server configurations. The Hynix HMCG88AHBRA289N’s RDIMM design ensures dependable performance even under extreme workloads, making it suitable for multi-socket servers and enterprise-grade systems that require large memory capacities.

Consistent Latency and System Predictability

Registered DIMMs help maintain consistent timing and signal integrity, which reduces latency variability and ensures stable system performance. This is particularly important in environments running critical applications or virtualized workloads that demand high predictability. With the HMCG88AHBRA289N, servers experience reduced jitter, smoother memory access, and enhanced overall performance consistency.

288-Pin Memory Module Construction and Engineering

The Hynix HMCG88AHBRA289N features a 288-pin layout standard for DDR5 RDIMM modules, which provides secure physical connections, reliable signal transmission, and precise alignment. The module’s high-quality PCB construction supports high-frequency operation at 6400MT/s, enabling consistent performance under sustained load. The physical design incorporates heat-dissipation pathways and precise component placement to maintain operational stability and longevity in demanding server environments.

Advanced PCB Design Stability

The multi-layer PCB design of the HMCG88AHBRA289N ensures optimal signal routing and reduced electromagnetic interference, critical for high-speed memory operations. The carefully engineered layers maintain signal integrity, prevent data corruption, and allow for consistent memory performance across all operating conditions. High-frequency operation, combined with low-latency performance, makes this module ideal for compute-intensive applications requiring fast and reliable data access.

Continuous Operation

Thermal management is a crucial factor in high-performance server memory modules. The HMCG88AHBRA289N incorporates design features that facilitate heat dissipation, ensuring stable temperatures during heavy workloads. Effective thermal management helps prevent throttling, reduces the risk of memory errors caused by heat, and ensures consistent long-term performance in enterprise data centers and HPC clusters.

Applications of HMCG88AHBRA289N Memory Module

The 32GB Hynix DDR5 RDIMM module is optimized for enterprise servers that require high-speed memory, reliable operation, and energy efficiency. Typical applications include cloud computing infrastructure, virtualization platforms, high-performance computing clusters, artificial intelligence and machine learning systems, real-time data analytics, large-scale databases, and enterprise resource planning solutions. The module’s combination of speed, reliability, and energy efficiency ensures superior performance in both single-node servers and distributed multi-node configurations.

Database Analytics Workloads

In database-driven environments, memory performance directly impacts query execution speed, transaction processing, and overall system responsiveness. The HMCG88AHBRA289N module enables faster dataset access, improved indexing operations, and reduced response times in large-scale databases. High-speed memory is essential for in-memory database solutions, OLAP analytics, and transactional systems where latency and throughput are critical.

Multi-VM Deployment

Virtualization platforms require large and fast memory pools to support multiple virtual machines concurrently. The Hynix DDR5 RDIMM module allows servers to host more VMs while maintaining consistent memory performance for each instance. Technologies such as VMware ESXi, Microsoft Hyper-V, KVM, and Citrix Xen benefit from increased memory bandwidth and reduced latency, improving VM provisioning, responsiveness, and multi-tenant stability.

Cloud and Edge Computing Environments

Distributed cloud environments and edge computing solutions require reliable, high-speed memory for real-time data processing and low-latency operations. The Hynix DDR5 RDIMM module supports cloud-native applications, containerized microservices, and edge computing nodes by providing stable memory performance and high efficiency. ECC and dual-rank design ensure data integrity, even under continuous high-load scenarios.

Server Scalability

The HMCG88AHBRA289N module is compatible with next-generation server platforms supporting DDR5 RDIMM memory. JEDEC-standard compliance ensures seamless integration with Intel Xeon and AMD EPYC server processors. Its dual-rank, high-speed architecture allows for scalable multi-DIMM configurations, enabling enterprise servers to expand memory capacity efficiently while maintaining reliable performance across all slots.

High-Density Server Configuration

Modern servers increasingly require high-density memory for virtualization, in-memory databases, and HPC applications. The Hynix 32GB DDR5 RDIMM module allows for fully populated memory slots without signal degradation or latency penalties. Dual-rank architecture supports higher capacities, enabling large-scale memory expansion without compromising stability or performance.

Latency and Timing

Advanced DDR5 timing and optimized CAS latency provide consistent and predictable memory performance across workloads. The HMCG88AHBRA289N module’s design ensures minimal latency variance, maintaining smooth operation in latency-sensitive applications such as financial modeling, AI inference, and real-time analytics.

Reliability and Enterprise-Grade Performance

Hynix is recognized globally for producing reliable, high-quality memory modules. The HMCG88AHBRA289N undergoes extensive quality testing, including thermal cycling, stress testing, and compatibility validation, ensuring exceptional durability. ECC and RDIMM functionality protect against data corruption and prevent system crashes, enabling 24/7 operation in mission-critical environments. The module’s design prioritizes stability, longevity, and high performance, making it ideal for enterprise IT infrastructure, HPC clusters, and cloud data centers.

Data Integrity

The ECC capability of the Hynix DDR5 RDIMM automatically detects and corrects single-bit errors, ensuring accurate computation and protecting critical workloads. This feature is vital for environments such as finance, healthcare, scientific research, and large-scale enterprise IT operations, where data integrity cannot be compromised.

Enhanced Component Reliability

The HMCG88AHBRA289N module uses high-quality components engineered for long-term durability. Its construction ensures reliable performance even under high thermal and electrical stress conditions, providing consistent memory behavior for servers running continuously at full capacity.

Memory Upgrade for Enterprise Servers

The DDR5 technology in the HMCG88AHBRA289N module ensures that enterprise servers remain future-proof. Higher density, faster bandwidth, improved energy efficiency, and advanced ECC capabilities make this module an ideal choice for next-generation workloads. Organizations adopting DDR5 memory will experience improved computing performance, reduced energy costs, and a scalable platform for evolving enterprise applications, AI workloads, virtualization, and cloud computing infrastructure.

Multi-Core Compute Environments

With increasing core counts in modern server processors, DDR5 memory ensures that each core receives sufficient bandwidth. The Hynix HMCG88AHBRA289N module provides scalable, high-performance memory to maintain balanced compute efficiency across multi-core servers, supporting large-scale data processing, virtualization, and AI workloads effectively.

Burst Length, Prefetch, and Data Flow

DDR5 memory introduces longer burst lengths and advanced prefetch mechanisms that optimize data flow during high-intensity operations. The HMCG88AHBRA289N leverages these features to deliver smoother performance for data-intensive applications, real-time analytics, and large-scale server tasks.

Real-World Server Operational Advantages

In enterprise and HPC scenarios, the HMCG88AHBRA289N consistently delivers superior performance, enabling faster database queries, improved VM provisioning, efficient AI training, and seamless high-volume data analytics. Its combination of high bandwidth, low latency, and ECC reliability ensures predictable, stable performance across diverse workloads. Energy-efficient operation and advanced thermal design reduce operational costs while enhancing server longevity and uptime.

Clustered Environments and High-Availability Applications

For high-availability and distributed computing environments, consistent memory behavior is critical. The dual-rank ECC RDIMM design provides stable data integrity and predictable performance, even in clusters or mission-critical server applications. These features ensure reliable operations across cloud, AI, HPC, and virtualization workloads.