SK hynix HMAA4GR7AJR8N-XN Specifications
| Parameter | Specification |
|---|---|
| Model Number | HMAA4GR7AJR8N-XN |
| Brand | SK hynix |
| Memory Type | DDR4 ECC RDIMM (Registered DIMM) |
| Capacity | 32GB |
| Data Rate | 3200 MT/s |
| Speed Grade | PC4-25600R |
| Rank Configuration | 2Rx8 (Dual Rank) |
| Error Correction | ECC Supported |
| CAS Latency | CL22 |
| Operating Voltage | 1.2V |
| Pin Count | 288-pin |
| Form Factor | RDIMM (Registered DIMM) |
| DRAM Organization | x8-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, and Storage Systems |
Product Advantages
- Large 32GB Capacity – Supports virtualization, databases, cloud computing, and other memory-intensive enterprise applications.
- High-Speed DDR4-3200 Performance – Delivers up to 25.6 GB/s bandwidth for faster data processing and improved server efficiency.
- ECC Error Correction – Detects and corrects memory errors to ensure data integrity and system stability.
- Dual-Rank 2Rx8 Design – Provides an excellent balance of performance, compatibility, and scalability.
- Enterprise-Class RDIMM Architecture – Enhances signal integrity and supports high-density memory configurations.
- Reliable SK hynix Quality – Built with enterprise-grade DRAM components for dependable 24/7 operation in mission-critical environments.



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