Dell 1JK41 61.44TB QLC PCI-E 4.0 x4 NVMe U.2 SFF SSD

Category Overview of Dell 1JK41 61.44TB NVMe U.2 SSD 

Designed for modern data-centric infrastructures, the Dell 1JK41 61.44TB PCIe Gen4 NVMe U.2 solid state drive represents a high-density enterprise storage class engineered for Dell PowerEdge servers. This category focuses on ultra-capacity, high-throughput NVMe SSDs that support demanding workloads such as analytics, virtualization, software-defined storage, and large-scale databases. Leveraging QLC 3D NAND technology, these drives deliver an optimal balance between cost efficiency, capacity expansion, and consistent performance in read-intensive enterprise environments.

Main Specification

• Manufacturer: Dell
• Part Number: 1JK41
• Product Type: NVMe Solid State Drive

Key Architectural Advantages

• Native NVMe protocol for reduced command overhead
• PCIe Gen4 interface delivering next-generation bandwidth
• Optimized lane utilization for consistent throughput
• U.2 connector supporting hot-plug enterprise deployments

QLC NAND Value Proposition

• Higher terabytes per drive compared to TLC alternatives
• Lower cost per gigabyte for large-scale deployments
• Optimized for sequential and random read-heavy operations
• Advanced wear-leveling algorithms for sustained usability

Performance Metrics at a Glance

• Sequential read bandwidth up to 7000 MB/s
• Sequential write throughput reaching 3000 MB/s
• Random read performance up to 1,005,000 IOPS (4K, QD256)
• Random write capability up to 42,600 IOPS (16K, QD256)

Reliability Highlights

• Enterprise-grade MTBF for 24/7 workloads
• High shock resistance for secure data protection
• Advanced error correction and firmware safeguards
• Consistent performance over extended service life

Physical Specifications  

• 2.5-inch SFF design for front-access bays
• 15mm thickness for high-capacity configurations
• U.2 interface supporting enterprise backplanes
• Pre-installed tray for Dell server compatibility

Supported Dell PowerEdge Models

• PowerEdge R660
• PowerEdge R6615
• PowerEdge R6625
• PowerEdge R760
• PowerEdge R7615
• PowerEdge R7625

Ideal Use Cases Across Industries

• Big data analytics and reporting platforms
• Virtual desktop infrastructure (VDI)
• Cloud storage and object-based systems
• Media streaming and content delivery
• Backup, archive, and nearline storage tiers

Procurement and Benefits

• Genuine Dell firmware and validation
• Simplified asset tracking using part numbers
• Seamless integration with Dell OpenManage
• Consistent performance across supported servers

Outline of Dell Enterprise-Grade NVMe Storage Architecture  

The Dell 1JK41 61.44TB QLC PCIe 4.0 x4 NVMe U.2 SFF SSD represents a high-capacity enterprise solid-state storage solution engineered for modern data centers, cloud infrastructures, and mission-critical workloads. Designed around the NVMe protocol and leveraging PCIe 4.0 connectivity, this drive delivers a balanced combination of massive storage density, optimized throughput, and predictable performance characteristics. Its U.2 small form factor ensures seamless integration into enterprise servers and storage arrays where hot-swap capability, airflow efficiency, and standardized backplane compatibility are essential.

As enterprises increasingly rely on data-driven applications, the demand for scalable storage that can handle large datasets without compromising efficiency has intensified. This SSD addresses that demand by combining QLC NAND flash technology with advanced firmware optimizations, enabling organizations to store vast volumes of structured and unstructured data while maintaining consistent access speeds. The Dell 1JK41 SSD is positioned as a foundational component for data lakes, content repositories, virtualization platforms, and analytics-driven environments.

PCIe 4.0 x4 Interface and NVMe Protocol Advantages

The PCIe 4.0 x4 interface provides a substantial leap in bandwidth compared to previous PCIe generations, allowing the Dell 1JK41 SSD to support higher data transfer rates and reduced latency. With NVMe as the underlying protocol, the drive bypasses the limitations of legacy storage interfaces by enabling parallel command execution, deeper queue depths, and streamlined communication between the storage device and the CPU. This architectural efficiency is especially beneficial in environments where multiple applications simultaneously request access to large datasets.

NVMe technology ensures that the SSD can fully exploit the available PCIe bandwidth, resulting in faster response times and improved IOPS consistency. This makes the drive suitable for workloads that involve frequent read operations, such as data warehousing, media streaming, and large-scale backup repositories. The combination of PCIe 4.0 and NVMe also contributes to lower CPU overhead, freeing system resources for application processing rather than storage management.

Optimized Throughput for Sequential and Mixed Workloads

The Dell 1JK41 SSD is engineered to handle high-throughput sequential workloads efficiently, making it an ideal choice for applications that process large files or continuous data streams. Its architecture supports sustained read performance, ensuring that data retrieval remains stable even under prolonged usage. Mixed workload scenarios, where read and write operations occur concurrently, also benefit from the drive’s intelligent controller and firmware-level optimizations.

By maintaining predictable performance characteristics, the SSD helps administrators plan capacity and performance requirements more accurately. This predictability is crucial in enterprise environments where service-level agreements depend on consistent data access times. The drive’s ability to handle mixed workloads without significant performance degradation enhances its versatility across a wide range of use cases.

Reduced Latency and Improved System Responsiveness

Low latency is a defining characteristic of NVMe-based storage, and the Dell 1JK41 SSD capitalizes on this advantage to deliver responsive system behavior. Reduced latency translates into faster application startup times, quicker query responses, and smoother operation of virtualized environments. In large-scale deployments, these improvements contribute to overall system efficiency and user satisfaction.

High-Density 61.44TB QLC NAND for Scalable Storage

The use of Quad-Level Cell NAND technology enables the Dell 1JK41 SSD to achieve an impressive 61.44TB capacity within a compact U.2 form factor. This high-density storage capability allows organizations to consolidate data onto fewer physical drives, reducing rack space requirements and simplifying storage management. QLC NAND is particularly well-suited for read-intensive workloads where data is accessed frequently but written less often.

By offering such a large capacity per drive, this SSD supports scalable storage architectures that can grow alongside business needs. Enterprises can deploy fewer drives to achieve the same or greater capacity compared to lower-density alternatives, which can lead to reduced power consumption and cooling requirements. This consolidation also simplifies maintenance and inventory management within the data center.

Read-Optimized Design for Data-Centric Applications

The Dell 1JK41 SSD is designed with a read-optimized focus, making it ideal for applications that prioritize data retrieval over frequent write operations. Typical use cases include content delivery networks, data archives, analytics platforms, and backup targets. In these scenarios, the drive’s QLC NAND provides an efficient balance between capacity and performance.

Advanced wear-leveling algorithms and error correction mechanisms ensure that the drive maintains reliability over its operational lifespan. While QLC NAND inherently has lower write endurance than other NAND types, the SSD’s firmware is optimized to manage write amplification and extend usable life, making it a dependable choice for its intended workload profile.

Cost Efficiency Through Capacity Consolidation

High-capacity drives like the Dell 1JK41 SSD enable organizations to achieve cost efficiencies by reducing the total number of drives required for large storage pools. This consolidation can lower hardware acquisition costs, minimize the need for additional server bays, and decrease ongoing operational expenses related to power and cooling. For enterprises managing petabyte-scale data environments, these savings can be significant.

The ability to store more data per drive also simplifies scalability planning. As data volumes grow, administrators can add capacity in larger increments, reducing the frequency of hardware upgrades and minimizing disruption to existing systems.

U.2 Small Form Factor and Enterprise Compatibility

The U.2 small form factor of the Dell 1JK41 SSD ensures compatibility with a wide range of enterprise servers and storage platforms. This standardized form factor supports hot-swappable installation, allowing drives to be replaced or upgraded without powering down the system. Such flexibility is essential for maintaining high availability in mission-critical environments.

U.2 drives are designed to integrate seamlessly into front-accessible drive bays, optimizing airflow and thermal management within the server chassis. The Dell 1JK41 SSD adheres to these design principles, ensuring reliable operation even in densely populated server racks.

Integration with Dell PowerEdge and Enterprise Systems

As a Dell-branded storage solution, the 1JK41 SSD is validated for compatibility with Dell PowerEdge servers and other enterprise platforms. This validation ensures that the drive operates reliably within supported systems, benefiting from optimized firmware and management tools. Integration with Dell’s hardware ecosystem simplifies deployment and ongoing management for IT teams.

Enterprise compatibility extends beyond physical integration to include support for monitoring and management features. Administrators can leverage existing tools to track drive health, performance metrics, and lifecycle status, enabling proactive maintenance and reducing the risk of unexpected failures.

Hot-Swap Capability and Serviceability

Hot-swap functionality is a critical requirement in enterprise environments where downtime must be minimized. The Dell 1JK41 SSD supports hot-swapping, allowing drives to be replaced or added while the system remains operational. This capability enhances serviceability and supports continuous operation in data centers with strict uptime requirements.

Improved serviceability also contributes to faster maintenance cycles and reduced operational risk. Technicians can address storage issues promptly without impacting running workloads, ensuring that business-critical applications remain available.

Reliability, Endurance, and Data Integrity

Enterprise storage solutions must deliver consistent reliability, and the Dell 1JK41 SSD is engineered to meet these expectations. Built with robust components and advanced firmware, the drive incorporates multiple layers of data protection to safeguard against errors and data loss. Error correction codes, parity checks, and data path protection mechanisms work together to ensure data integrity throughout the storage lifecycle.

Although QLC NAND is optimized for read-intensive workloads, the SSD’s endurance profile is carefully tuned to support its intended use cases. Intelligent write management reduces unnecessary write operations, preserving NAND longevity and ensuring stable performance over time.

Advanced Error Correction 

Error correction technology plays a vital role in maintaining data accuracy, especially in high-density NAND flash. The Dell 1JK41 SSD employs sophisticated error correction algorithms to detect and correct bit errors before they affect data integrity. These mechanisms operate transparently, ensuring reliable data access without impacting performance.

Wear management techniques distribute write operations evenly across the NAND cells, preventing premature wear of specific memory regions. This balanced approach extends the usable life of the drive and contributes to predictable endurance characteristics.

Thermal Stability and Continuous Operation

Thermal management is critical in high-capacity NVMe drives, as sustained workloads can generate significant heat. The Dell 1JK41 SSD is designed to operate within defined thermal limits, ensuring stable performance even during continuous operation. Effective thermal dissipation helps prevent throttling and maintains consistent throughput.

By adhering to enterprise thermal standards, the drive supports deployment in dense server environments where multiple high-performance components operate simultaneously. This stability is essential for maintaining service reliability in demanding data center conditions.

Use Cases Across Modern Enterprise Workloads

The versatility of the Dell 1JK41 61.44TB QLC PCIe 4.0 x4 NVMe U.2 SFF SSD makes it suitable for a wide range of enterprise workloads. Its high capacity and read-optimized design align well with data-intensive applications that require fast access to large datasets. Common use cases include big data analytics, where rapid data scanning and retrieval are critical for timely insights.

Content repositories and media streaming platforms also benefit from the drive’s ability to store and deliver large files efficiently. The SSD’s performance characteristics ensure smooth content delivery, even when multiple users access the same data simultaneously.

Virtualization and Cloud Infrastructure Support

In virtualized environments, storage performance directly impacts the responsiveness of virtual machines and containers. The Dell 1JK41 SSD supports virtualization platforms by providing low-latency access and high-capacity storage for virtual disk images. Its NVMe interface ensures that multiple virtual workloads can access storage resources concurrently without contention.

Cloud infrastructure deployments can leverage the drive’s density to build scalable storage tiers optimized for read-heavy workloads. This approach enables cloud providers to offer cost-effective storage services while maintaining acceptable performance levels for end users.

Backup, Archival, and Data Lake Applications

Backup and archival systems require storage solutions that can accommodate large volumes of data while ensuring reliable retrieval when needed. The Dell 1JK41 SSD’s capacity and read optimization make it well-suited for these applications. Data lakes, which often store vast amounts of raw and processed data, also benefit from the drive’s ability to handle large datasets efficiently.

By integrating this SSD into backup and archival architectures, organizations can reduce data retrieval times compared to traditional spinning media, improving recovery objectives and overall data accessibility.

Long-Term Value for Enterprise Deployments

The combination of high capacity, enterprise-grade reliability, and NVMe performance positions the Dell 1JK41 SSD as a long-term investment for data-centric organizations. Its ability to adapt to evolving storage requirements ensures continued relevance as data volumes grow and workloads become more demanding.

By aligning storage infrastructure with modern application needs, this SSD helps organizations build resilient, scalable systems capable of supporting future growth without frequent hardware refresh cycles.

```