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HMA84GR7JJR4N-VK
The HMA84GR7JJR4N‑VK is SK Hynix enterprise‑grade registered server memory module with 32GB capacity, running at 2666MHz (PC4‑21300) with CL19 latency. Built on 2Rx4 dual‑rank x4 chip layout, it increases memory density and bandwidth to handle heavy concurrent tasks.
Equipped with Registered signal buffering and ECC error‑correcting function, it detects and repairs memory bit errors automatically, reducing system crash risks during long‑term continuous running. Operating at standard DDR4 1.2V voltage, it helps lower overall power consumption in data center clusters.
This is 288‑pin RDIMM form factor, only compatible with servers that support DDR4 registered memory. It is widely applied in rack‑mount enterprise servers, virtualization hosts, storage servers and high‑performance computing devices. It cannot work on regular consumer desktop and notebook mainboards.
HMA84GR7JJR4N‑VK SK Hynix Server DDR4 ECC Memory Features▼
The HMA84GR7JJR4N‑VK is a genuine SK Hynix enterprise‑grade DDR4 RDIMM memory module built with original industrial DRAM integrated circuit chips. Featuring 32GB single‑module high capacity and mature 2Rx4 dual‑rank architecture, it is engineered for enterprise rack servers, data center computing nodes, virtualization clusters and database hosts. It delivers stable large‑capacity memory expansion for virtual machine deployment, mass‑data concurrent computation and 24/7 non‑stop core business workloads, satisfying high‑reliability requirements of modern enterprise infrastructure。
2. DDR4 2666MHz Stable Bandwidth & 1.2V Low‑Power Architecture
This server memory supports DDR4 2666MHz (PC4‑21300V‑R) high‑efficiency bandwidth, improving multi‑thread parallel processing, mass‑data read‑write throughput and system instant response under continuous heavy loads. Adopting standard 1.2V low‑voltage design, it reduces power consumption and thermal accumulation, realizing energy‑saving 24‑hour uninterrupted operation for enterprise server hardware。
3. High‑Precision ECC REG Error Correction For Data Integrity
Equipped with ECC real‑time error correction and Register signal buffering integrated circuit technology, HMA84GR7JJR4N‑VK detects and corrects single‑bit and multi‑bit data errors in real time. It effectively prevents system hang‑up, server crash, service interruption and database data deviation caused by high‑temperature cabinet environment, electromagnetic interference and long‑term hardware aging, enhancing system stability and business continuity for enterprise‑level operation。
4. 2Rx4 Dual‑Rank Optimized Enterprise Signal Design
Adopting professional 2Rx4 dual‑rank high‑efficiency structure, this RDIMM provides richer independent data transmission channels and stronger multi‑task concurrent processing capability. It optimizes signal scheduling, lowers transmission latency and signal attenuation, maintaining full‑speed 2666MHz performance without degradation under sustained server high‑load, perfectly matching virtualization clusters, database concurrent query and cyclic enterprise computing tasks。
5. Industrial Wide‑Temperature Adaptability & Broad Platform Compatibility
Manufactured under strict enterprise IC production standards, the module runs stably within 0°C‑85°C wide temperature range, adapting to high‑density, high‑interference data‑center cabinet conditions. With ultra‑low failure rate and excellent cross‑brand compatibility, it supports plug‑and‑play rapid upgrade and batch capacity expansion for mainstream enterprise rack servers and blade servers。
Technical Specifications of HMAA8GR7AJR4N-WM SK Hynix DDR4 ECC RDIMM▼
Item | Specifications |
|---|---|
Part Number | HMAA8GR7AJR4N-WM |
Product Series | SK Hynix High-End Enterprise Server DDR4 ECC RDIMM |
Capacity | 64GB |
Memory Type | DDR4 ECC Registered RDIMM |
Frequency | 3200MHz (PC4-25600R) |
Voltage | 1.2V Low Voltage |
Rank & Organization | 4Rx4 Quad Rank |
Timing Parameter | CL22 22-22-22 |
Pin Definition | 288-Pin Standard RDIMM |
Core Technology | Upgraded ECC Real-Time Error Correction, Register Signal Buffering, Low-Power Energy Saving, 4Rx4 Quad-Rank Ultra-High Concurrency Architecture |
Working Temperature | 0°C ~ 85°C |
Form Factor | Standard High-End Server RDIMM |
Core Advantages | 64GB ultra-large server capacity, 3200MHz high bandwidth, 4Rx4 quad-rank ultra-high concurrency, upgraded ECC registered error correction, 1.2V low power consumption, wide temperature resistance, 24/7 extreme high-load stable operation |
Application Grade | High-End Enterprise Servers, Large-Scale Data Center Clusters, AI GPU Computing Nodes, Hyper-Converged Virtualization Platforms, Scientific Computing Workstations, Mass Database Processing Systems |
Industrial Applications of HMAA8GR7AJR4N-WM SK Hynix Server Memory▼
The HMAA8GR7AJR4N-WM is developed exclusively for high-end enterprise core server hardware upgrades and extreme high-load computing scenarios. With 64GB single-module ultra-large capacity and 3200MHz high-bandwidth transmission performance, it completely solves computing bottlenecks caused by insufficient memory capacity and bandwidth of high-end servers. The 4Rx4 quad-rank architecture delivers industry-leading multi-thread parallel processing capability, ensuring stable and efficient operation of core business databases, high-concurrency transaction processing and large-scale data computing tasks under long-term full-load extreme working conditions.
2. Large Data Center Virtualization & Cloud Cluster Construction
Benefiting from upgraded ECC registered ultra-high stability and quad-rank high-concurrency advantages, this SK Hynix flagship server memory is the core hardware solution for large data center virtual machine clusters and cloud computing platforms. It supports super-large-scale multi-VM parallel operation, massive container service scheduling and long-cycle cloud resource dynamic allocation. The real-time error correction mechanism eliminates memory bit errors and data deviation during ultra-large-scale virtualized computing, maximizing cluster operational reliability and reducing core business downtime risks.
3. AI GPU Accelerated Computing & Big Data Analysis
This top-tier enterprise memory provides extreme high-bandwidth memory support for AI training nodes, GPU supercomputing platforms and high-end scientific computing workstations. The low-latency and high-speed transmission performance perfectly matches ultra-intensive GPU parallel computing and AI iterative training tasks, greatly accelerating data reading, algorithm calculation and result output efficiency. It stably handles 24/7 ultra-high-intensity cyclic computing and massive data caching tasks, fully meeting the highest-standard performance demands of artificial intelligence, big data mining and scientific research computing scenarios.
4. 24/7 Uninterrupted Core Data Center Stable Operation
Adopting industrial wide-temperature resistance and anti-aging low-power design, the module adapts to extreme high-temperature, high-density and strong electromagnetic interference environments of core data center cabinets. It maintains near-zero failure rate and zero data error operation under 8760-hour full-year uninterrupted extreme high-load working conditions. The high-precision Register signal buffering technology optimizes long-distance signal transmission stability of large-scale server arrays, effectively reducing core equipment operation and maintenance costs and improving data center operational efficiency.
5. Enterprise High-End IT Infrastructure Iteration
As a flagship 64GB high-spec DDR4 ECC RDIMM memory module, it features full compatibility with all mainstream high-end enterprise servers and supercomputing devices. It supports plug-and-play rapid upgrade and large-batch capacity expansion, helping large enterprises complete core server hardware iteration efficiently, upgrade overall ultra-high-load computing performance, and build low-power, low-maintenance and ultra-high-reliability core enterprise IT infrastructure architecture.
