Increase the capacity and reliability of your Cisco UCS infrastructure with the Cisco 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK. Engineered for enterprise-class servers, this 32GB DDR4 Registered DIMM delivers the performance, scalability, and data integrity required for virtualization, private cloud environments, database management, and other mission-critical applications.
Featuring a dual-rank 2Rx4 architecture, ECC error correction, and registered buffering technology, this server-grade memory module is optimized for demanding workloads while maintaining exceptional stability. Operating at 2666MHz (PC4-21300), it provides fast memory throughput and dependable performance for Cisco UCS M5 generation servers and other compatible enterprise platforms.
Key Features
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32GB Capacity - Single 32GB module ideal for server upgrades and memory expansion.
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DDR4-2666 Performance - Delivers 2666MHz speed with PC4-21300 bandwidth.
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ECC Protection - Detects and corrects memory errors to improve system reliability.
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Registered DIMM (RDIMM) - Designed for enterprise servers requiring buffered memory.
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Dual-Rank 2Rx4 Design - Enhances performance and memory efficiency in server environments.
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Low Power Consumption - Operates at an efficient 1.2V.
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Enterprise-Class Construction - Built by SK Hynix for continuous operation in data centers.
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Cisco UCS Qualified - Optimized for Cisco UCS M5 server deployments.
Technical Specifications
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SKU: HMA84GR7CJR4N-VK-CISCO
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Brand / Manufacturer: SK Hynix
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Capacity: 32GB (1 x 32GB)
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Memory Type: DDR4 SDRAM
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Form Factor: 288-Pin RDIMM (Registered DIMM)
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Speed: DDR4-2666 / PC4-21300 / PC4-2666V-R
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Data Rate: 2666MHz
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CAS Latency: CL19
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Rank: Dual Rank (2Rx4)
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Error Correction: Registered ECC
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Voltage: 1.2V
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Cycle Time: 0.75ns
Cisco UCS Compatibility
This memory module is certified for deployment in Cisco Unified Computing System (UCS) platforms and is commonly found in M5-generation server configurations, including:
- Cisco UCS B200 M5 Blade Server
- Cisco UCS C220 M5 Rack Server
- Cisco UCS C240 M5 Rack Server
- Cisco HyperFlex HX220c M5SX Systems
- Additional Cisco UCS platforms supporting DDR4-2666 ECC RDIMM memory
Processor Platform Support
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Intel Xeon Scalable Processors: Compatible with 1st and 2nd Generation Xeon Scalable CPU families, including Skylake and Cascade Lake architectures.
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AMD EPYC Processors: Supports compatible 1st and 2nd Generation EPYC server platforms utilizing DDR4 Registered ECC memory.
Cross-Platform Compatibility
As a JEDEC-compliant DDR4 Registered ECC RDIMM, the HMA84GR7CJR4N-VK may also be used in compatible enterprise hardware from other manufacturers that support 32GB DDR4-2666 RDIMM modules, including:
- Dell PowerEdge 14th Generation servers
- HPE ProLiant Gen10 server platforms
- Supermicro SuperServer systems
- Intel Xeon Scalable-based enterprise servers
- AMD EPYC-based data center platforms
Ideal Applications
- Virtualization and VMware Environments
- Cloud Computing Infrastructure
- Database Servers
- Cisco HyperFlex Deployments
- Enterprise Resource Management Systems
- Software-Defined Storage
- Data Analytics and Business Intelligence
- Mission-Critical Data Center Operations
Important Compatibility Notes
- This module is designed exclusively for server and workstation platforms that support Registered ECC memory.
- Not compatible with consumer desktops, laptops, or systems requiring standard UDIMM memory.
- Do not mix RDIMM modules with LRDIMM or UDIMM memory types.
- Verify server model, processor generation, and memory requirements before installation.
The Cisco 32GB 2Rx4 DDR4-2666V PC4-21300 ECC Registered Memory SK Hynix HMA84GR7CJR4N-VK provides the enterprise-level performance, stability, and scalability necessary to support modern Cisco UCS environments. Whether upgrading an existing server or expanding a virtualized infrastructure, this high-quality memory module delivers dependable operation for demanding business workloads.
