SK hynix HMAA4GR7CJR4N-XN Specifications
| Parameter | Specification |
|---|---|
| Model Number | HMAA4GR7CJR4N-XN |
| Brand | SK hynix |
| Memory Type | DDR4 ECC RDIMM (Registered DIMM) |
| Capacity | 32GB |
| Data Rate | 3200 MT/s |
| Speed Grade | PC4-25600R |
| Rank Configuration | 2Rx4 (Dual Rank) |
| Error Correction | ECC Supported |
| CAS Latency | CL22 |
| Operating Voltage | 1.2V |
| Pin Count | 288-pin |
| Form Factor | RDIMM (Registered DIMM) |
| DRAM Organization | x4-based DRAM |
| Data Width | 72-bit (64-bit Data + 8-bit ECC) |
| Memory Bandwidth | 25.6 GB/s |
| Compliance | JEDEC DDR4 Standard |
| Operating Temperature | 0°C to 85°C |
| Applications | Enterprise Servers, Data Centers, Cloud Computing, Virtualization Platforms, Database Servers, and Storage Systems |
Product Advantages
- Large 32GB Capacity – Provides ample memory resources for virtualization, cloud computing, databases, and enterprise workloads.
- High-Speed DDR4-3200 Performance – Delivers up to 25.6 GB/s bandwidth for improved server responsiveness and data throughput.
- ECC Error Correction – Automatically detects and corrects memory errors, ensuring greater data integrity and system stability.
- Enterprise-Class 2Rx4 Architecture – Utilizes x4 DRAM organization, which is widely preferred in mission-critical server environments.
- RDIMM Design – Enhances signal integrity and supports larger memory capacities in multi-DIMM server configurations.
- Energy Efficient – Operates at only 1.2V, helping reduce power consumption and thermal output.
- Reliable SK hynix Quality – Built with enterprise-grade DRAM components for dependable 24/7 operation in data centers and enterprise servers.


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