HPE 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK
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HPE 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK
Boost the performance, reliability, and scalability of your enterprise infrastructure with the HPE 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK. Engineered for modern data center workloads, this high-capacity DDR4 RDIMM module combines enterprise-grade error correction, dual-rank architecture, and optimized power efficiency to support virtualization, cloud computing, database processing, and mission-critical business applications.
Built by SK Hynix and qualified for HPE server environments, this 32GB memory module delivers up to 2666MT/s performance while maintaining exceptional stability through registered buffering and ECC protection. Its robust design makes it an ideal upgrade for HPE ProLiant Gen10 servers and other compatible enterprise systems requiring dependable, high-density memory.
Key Features
- 32GB Capacity – Single 32GB RDIMM module for server memory expansion.
- DDR4-2666 Performance – Supports speeds up to 2666MHz (PC4-21300).
- ECC Protection – Advanced Error-Correcting Code technology helps maintain data integrity.
- Registered (RDIMM) Design – Optimized for stability in high-capacity server configurations.
- Dual-Rank 2Rx4 Architecture – Delivers efficient memory access for enterprise workloads.
- Low Voltage Operation – Energy-efficient 1.2V power consumption.
- HPE Qualified – Certified for use in compatible HPE enterprise platforms.
- Enterprise Reliability – Designed for 24/7 operation in business-critical environments.
Technical Specifications
- SKU: HMA84GR7CJR4N-VK-HPE
- Manufacturer: SK Hynix
- Capacity: 32GB (1 x 32GB)
- Memory Type: DDR4 SDRAM
- Form Factor: 288-Pin RDIMM (Registered DIMM)
- Speed: DDR4-2666 / PC4-21300 / PC4-2666V
- Data Rate: 2666 MT/s
- Error Correction: ECC (Error-Correcting Code)
- Signal Processing: Registered / Buffered
- Rank Configuration: 2Rx4 (Dual Rank x4)
- CAS Latency: CL19
- Timings: 19-19-19
- Voltage: 1.2V
- Cycle Time: 0.75ns
- Chip Organization: 2G x4 Configuration
- Die Generation: SK Hynix C-Die
HPE Part Number References
- HPE Option Part Number: 815100-B21
- HPE SmartMemory Part Number: 840758-091
- HPE Spare Part Number: 850881-001
- Memory Module SKU: HMA84GR7CJR4N-VK-HPE
Compatible HPE Platforms
This memory module is optimized for HPE ProLiant Gen10 and enterprise-class computing environments, including:
- HPE ProLiant DL160 Gen10
- HPE ProLiant DL180 Gen10
- HPE ProLiant DL360 Gen10
- HPE ProLiant DL380 Gen10
- HPE ProLiant DL560 Gen10
- HPE ProLiant DL580 Gen10
- HPE ProLiant ML110 Gen10
- HPE ProLiant ML350 Gen10
- HPE Synergy 480 Gen10
- HPE Apollo 4200 Gen10
- HPE XL170r Gen10
- HPE XL190r Gen10
Processor Compatibility
- Intel Xeon Scalable 1st Generation: Runs at its full rated speed of 2666MT/s.
- Intel Xeon Scalable 2nd Generation: Fully compatible and operates reliably at 2666MT/s.
- AMD EPYC Platforms Supporting DDR4 RDIMM: Compatible with supported server configurations.
Important Installation Guidelines
- Designed exclusively for servers that support ECC Registered (RDIMM) memory.
- Do not mix RDIMM and LRDIMM memory types within the same server.
- Maintain consistent memory configurations whenever possible for optimal performance.
- Installing alongside faster memory modules may cause the entire memory subsystem to operate at 2666MHz.
- Verify system compatibility before purchase and installation.
Incompatible Systems
- Standard desktop PCs and consumer motherboards
- Laptops and notebook computers
- Systems requiring UDIMM (Unbuffered) memory
- HPE Gen11 DDR5-based platforms
- Entry-level systems that do not support Registered ECC memory
Ideal Applications
- Server Virtualization
- Private and Hybrid Cloud Computing
- Database Management Systems
- Enterprise Resource Planning (ERP)
- High-Performance Computing
- Data Analytics Workloads
- Mission-Critical Business Applications
- Data Center Memory Upgrades
The HPE 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK provides the performance, reliability, and enterprise-grade stability required for today's demanding server environments. Whether expanding an existing HPE ProLiant deployment or upgrading a business-critical infrastructure platform, this genuine SK Hynix-based memory module delivers dependable operation and long-term value.