Hynix 16GB 4800MHz PC5-38400 HMCG78AEBRA173N Cl40 Ecc Registered 1rx8 1.1v DDR5 SDRAM 288-pin RDIMM Memory

Product Overview of HYNIX HMCG78AEBRA173N 16GB DDR5 Server Memory

The HYNIX HMCG78AEBRA173N 16GB DDR5 SDRAM memory module is designed for high-performance server environments. With advanced ECC technology, high transfer rates, and reliable build quality, this module ensures smooth multitasking and dependable data integrity. It is an excellent choice for enterprises looking to enhance server speed, stability, and efficiency.

General Details

• Brand: SK HYNIX
• Part Number: HMCG78AEBRA173N
• Product Type: DDR5 SDRAM Server Memory
• Capacity: 16GB

Technical Specifications

Storage and Performance

• Module Size: 1 x 16GB
• Memory Technology: DDR5 SDRAM
• Speed Rating: 4800MT/s (PC5-38400)
• Latency Timing: CL40

Reliability Features

• Data Protection: ECC (Error-Correcting Code)
• Design: Registered (RDIMM)
• Rank: 1Rx8
• Operating Voltage: 1.1V

The SK HYNIX DDR5 Memory

Enhanced Data Integrity

With ECC support, this DDR5 server RAM module detects and corrects memory errors, minimizing risks of data corruption. This makes it ideal for mission-critical servers.

High Transfer Rates

Supporting 4800MT/s, this module delivers faster bandwidth compared to DDR4, allowing servers to handle intensive tasks and applications smoothly.

Optimized for Server Environments

Built as a Registered DIMM (RDIMM), this memory module improves signal stability and scalability in large server infrastructures.

Key Benefits

Improved Efficiency

By operating at just 1.1V, this DDR5 module reduces power consumption, enhancing energy efficiency without compromising performance.

Scalable Server Performance

The 1Rx8 architecture ensures optimal compatibility with a wide range of enterprise-grade servers, offering reliable performance for growing business needs.

Enterprise-Grade Reliability

Designed for 24/7 uptime, SK HYNIX memory modules undergo strict quality testing to meet the demands of data centers and corporate servers.

Use Cases

Data Centers

Perfect for cloud computing, virtualization, and data-heavy operations that require stability and efficiency.

Enterprise Servers

Ideal for corporate IT infrastructure where reliable performance is critical for business continuity.

High-Performance Applications

Suitable for AI, machine learning, and analytics workloads that demand faster memory speeds and reduced latency.

HMCG78AEBRA173N Hynix 16GB 4800MHz DDR5 RDIMM Memory Module Overview

The HMCG78AEBRA173N Hynix 16GB 4800MHz PC5-38400 CL40 ECC Registered 1Rx8 1.1V DDR5 SDRAM 288-pin RDIMM memory module is designed for modern server environments requiring high bandwidth, reliable error correction, and energy efficiency. Built to meet enterprise-grade standards, this DDR5 Registered DIMM enhances system responsiveness, stability, and multitasking capabilities across data centers, virtualization servers, and cloud computing infrastructures.

Key Features of Hynix HMCG78AEBRA173N

DDR5 Technology Advancement

DDR5 SDRAM provides a significant leap forward compared to DDR4, enabling higher data transfer rates, greater bandwidth, and improved efficiency. Operating at 4800MHz, this module ensures faster data access, reduced bottlenecks, and improved performance for memory-intensive workloads such as virtualization, AI applications, and cloud-native environments.

16GB Server-Optimized Capacity

With 16GB of memory capacity, the HMCG78AEBRA173N offers a balance of performance and scalability for server configurations. It is particularly suitable for multi-socket server platforms where multiple RDIMMs can be installed for higher total memory capacity.

ECC Registered Reliability

This RDIMM comes equipped with Error-Correcting Code (ECC) functionality, reducing the risk of data corruption during processing. Combined with a registered buffer, it enhances electrical stability and ensures compatibility in mission-critical enterprise servers.

Low Voltage Efficiency

Running at just 1.1V, the HMCG78AEBRA173N improves energy efficiency, lowers heat output, and contributes to reduced overall power consumption in data centers. This energy-conscious design aligns with modern sustainability goals while minimizing operational costs.

Benefits of DDR5 4800MHz ECC Registered Memory for Servers

Improved Bandwidth for Data-Intensive Applications

DDR5 memory introduces a doubled burst length compared to DDR4, allowing higher data throughput. At 4800MHz, the HMCG78AEBRA173N supports seamless multitasking in virtualization, AI model training, high-performance computing, and large-scale database operations.

Stability in Enterprise Workloads

The Registered DIMM architecture improves signal integrity and ensures stable communication between the CPU and memory modules. This reduces data latency and enhances reliability in demanding server workloads.

Enhanced Error Correction for Mission-Critical Environments

ECC support ensures real-time error detection and correction, preventing crashes, data corruption, and downtime. This makes the HMCG78AEBRA173N an essential component for healthcare servers, financial systems, and large-scale cloud infrastructures.

Energy Efficiency in Large-Scale Deployments

With power savings from a 1.1V operating requirement, data centers running hundreds of memory modules can significantly reduce energy costs. Lower energy use also translates into decreased cooling requirements, further minimizing infrastructure expenses.

Server Compatibility and Use Cases

Compatibility with Modern Server Platforms

The 288-pin DDR5 RDIMM format ensures compatibility with the latest Intel and AMD server processors supporting DDR5 memory. Enterprise-grade servers in rack, blade, and tower configurations benefit from the high-speed, low-latency performance of this module.

Ideal for Virtualization

Virtual machines rely heavily on high memory availability and error-free operations. With ECC reliability and 16GB of dedicated memory, this module provides an optimal foundation for hypervisors like VMware ESXi, Microsoft Hyper-V, and Proxmox VE.

Cloud Data Centers

Data centers that handle millions of simultaneous requests require memory modules that can sustain throughput without failure. The HMCG78AEBRA173N delivers the high-speed and reliability needed to maintain uptime and seamless operations.

Performance Insights

Speed Comparison with DDR4

DDR5 4800MHz delivers nearly 50% higher transfer rates compared to mainstream DDR4-3200 modules. This ensures lower latency in memory transactions and improved throughput for demanding multi-core CPUs.

CAS Latency CL40 Explained

The CAS Latency (CL40) specification determines how quickly the module can respond to read/write requests. In DDR5 technology, higher CL values are balanced by increased data transfer rates, resulting in net performance improvements over DDR4 equivalents.

Registered Buffer for Stability

The integrated buffer reduces electrical load on the memory controller, allowing multiple DIMMs to operate without data errors. This scalability makes the HMCG78AEBRA173N ideal for enterprise servers requiring large memory arrays.

Energy-Conscious IT Infrastructure

With a strong emphasis on lower power consumption, data centers adopting DDR5 modules can reduce total operational expenditures and carbon footprints, aligning IT strategies with sustainability initiatives.

This Hynix HMCG78AEBRA173N

Trusted Brand Reliability

Hynix is a globally recognized manufacturer of high-performance memory solutions, ensuring quality and durability in enterprise-grade products. Each module undergoes rigorous testing to meet industry standards.

Subcategory Focus: DDR5 ECC Registered DIMMs

ECC Functionality in Enterprise Memory

ECC modules are crucial for preventing silent data corruption. This ensures that calculations, database queries, and mission-critical analytics remain accurate without hidden errors.

DDR5 Advantages in the ECC RDIMM Category

DDR5 not only increases transfer speeds but also introduces dual 32-bit sub-channels, enhancing parallel processing and efficiency in server workloads. This innovation makes ECC RDIMMs even more effective in handling massive enterprise datasets.