345-BMJK Dell 15.36TB PCI-Express Gen 5.0 X4 NVMe E3.S SFF TLC Poweredge Server SSD

Dell 345-BMJK 15.36TB SSD

The Dell 345-BMJK 15.36TB PCI-Express Gen 5.0 X4 NVMe E3.S SFF Read-Intensive TLC Enterprise SSD with tray is engineered for PowerEdge servers, offering exceptional speed, reliability, and endurance for demanding enterprise workloads.

General Information

• Brand Name: Dell
• Part Number: 345-BMJK
• Product Type: Internal Solid State Drive

Technical Specifications

• Massive 15.36TB storage space
• Compact E3.S form factor for optimized server integration
• Advanced PCI-Express Gen 5.0 X4 interface ensuring ultra-fast connectivity

Performance Metrics

• Random Read: Up to 2,500,000 IOPS
• Random Write: Up to 360,000 IOPS
• Sequential Read: Up to 14,000 MB/s
• Sequential Write: Up to 7,100 MB/s
• Data Protection: Integrated safeguards against data loss
• MTBF: 2,500,000 hours for long-term dependability
• Total Bytes Written: 28,032 TB endurance rating
• DWPD: 1 per day over 5 years

Compatibility

• PowerEdge C6615, MX760c
• PowerEdge R660, R660xs, R6615, R6625
• PowerEdge R670, R6715, R6725
• PowerEdge R760, R760xa, R760xd2, R760xs
• PowerEdge R7615, R7625, R770, R7715, R7725
• PowerEdge R860, R960
• PowerEdge T560
• PowerEdge Xe7745, Xe8640, Xe9640, Xe9680
• PowerEdge Xr7620

Additional Notes

• Compatibility extends to other PowerEdge and PowerVault arrays
• Tray sticker may not be included with shipment

Dell 345-BMJK 15.36TB PCI-Express SSD Overview

Enterprise-class NVMe solid state drives represent a critical category within modern server storage infrastructure, designed to meet the escalating performance, endurance, and reliability demands of virtualized, cloud-native, and data-intensive workloads. Solutions such as the Dell 345-BMJK 15.36TB PCI-Express Gen 5.0 x4 NVMe E3.S SFF Read Intensive TLC Enterprise Solid State Drive belong to a specialized segment that focuses on high-capacity, low-latency flash storage optimized for rack-mounted servers across multiple PowerEdge generations. This category emphasizes consistent throughput, predictable latency, and seamless integration with enterprise server ecosystems, enabling organizations to scale storage performance without compromising data integrity or operational stability. Unlike consumer-grade SSDs, enterprise NVMe drives are engineered with advanced firmware, power-loss protection mechanisms, and robust error correction to ensure continuous availability in mission-critical environments. The PCIe Gen 5.0 interface elevates this category further by doubling bandwidth compared to previous generations, making it suitable for next-generation workloads such as real-time analytics, AI inference, high-frequency transactional databases, and dense virtualization platforms. The E3.S Small Form Factor design signals a forward-looking approach to server storage, balancing density, thermal efficiency, and serviceability within standardized enterprise chassis.

PCI-Express Performance

The adoption of PCI-Express Gen 5.0 within enterprise NVMe SSD categories marks a substantial leap in data transfer capabilities, offering up to 32 GT/s per lane and enabling x4 configurations to deliver unprecedented throughput. For enterprise environments relying on high-speed access to large datasets, this architectural advancement translates into faster boot times, reduced application latency, and improved overall system responsiveness. Storage subsystems no longer act as bottlenecks, allowing CPUs, GPUs, and accelerators to operate closer to their maximum potential. In category-level terms, Gen 5.0 NVMe drives redefine how storage interacts with server platforms such as Dell PowerEdge 14th, 15th, 16th, and 17th generation servers. The compatibility across multiple server generations ensures investment protection while still enabling organizations to benefit from the latest interface standards. These drives leverage the NVMe protocol’s parallelism and streamlined command set, allowing thousands of queues and commands to be processed simultaneously, which is particularly beneficial for multi-tenant and containerized environments.

Latency

One of the defining characteristics of PCIe Gen 5.0 NVMe enterprise SSDs is their ability to minimize latency even under heavy queue depths. This category is tailored for environments where predictable performance is more valuable than peak benchmark numbers. Advanced controller designs and firmware-level optimizations ensure that read-intensive workloads maintain consistent response times, which is essential for applications such as online transaction processing, content delivery, and large-scale virtualization. The combination of NVMe protocol efficiencies and Gen 5.0 bandwidth allows storage administrators to consolidate workloads without experiencing performance degradation. This consolidation capability directly impacts data center efficiency, reducing hardware sprawl while maximizing utilization of existing server resources.

E3.S Small Form Factor

The E3.S Small Form Factor has emerged as a strategic standard within the enterprise SSD category, designed specifically for data center environments that demand high density, effective cooling, and simplified serviceability. E3.S form factors address the thermal challenges associated with high-performance NVMe storage by providing improved airflow and heat dissipation compared to legacy form factors. This design consideration is particularly relevant for PCI-E Gen 5.0 devices, which can generate higher thermal loads due to increased throughput. As a result, this category supports sustained performance under continuous workloads, maintaining reliability in densely populated server racks.

Scalability

High-capacity enterprise SSDs in the 15.36TB range exemplify the density advantages of the E3.S category. By delivering substantial storage capacity within a compact footprint, these drives enable organizations to scale storage without expanding physical infrastructure. This density is crucial for cloud service providers, colocation facilities, and enterprises operating in space-constrained data centers. Scalability within this category is not limited to capacity alone. The standardized form factor and interface allow seamless expansion and replacement across multiple server generations, supporting long-term infrastructure planning and gradual upgrades without disruptive overhauls.

Read Intensive

The use of Triple-Level Cell NAND within read intensive enterprise SSD categories reflects a careful balance between capacity, performance, and endurance. Read intensive classification indicates that these drives are optimized for workloads where read operations significantly outweigh writes, such as data warehousing, analytics, media streaming, and content repositories. Within this category, firmware algorithms manage wear leveling, garbage collection, and error correction to ensure longevity despite high-capacity utilization. Enterprise-grade TLC drives are validated for continuous operation, providing consistent performance throughout their lifespan. This reliability is essential for environments where data availability and integrity directly impact business operations.

Endurance

Although read intensive SSDs prioritize read performance, endurance remains a key category attribute. Enterprise TLC NAND drives are specified with clear endurance ratings that align with their intended use cases. These ratings allow IT decision-makers to match storage solutions to workload profiles accurately, avoiding overprovisioning or premature wear. Advanced reliability features such as end-to-end data protection, power-loss protection capacitors, and robust SMART monitoring are integral to this category. These features safeguard data during unexpected power events and provide proactive insights into drive health, enabling predictive maintenance strategies.

Compatibility

Enterprise SSD categories designed for Dell PowerEdge servers emphasize broad compatibility across multiple generations, ensuring seamless integration into existing infrastructures. Drives compatible with PowerEdge 14g, 15g, 16g, and 17g servers support a wide range of deployment scenarios, from legacy system refreshes to cutting-edge data center builds. The inclusion of server-specific trays further enhances compatibility, ensuring proper alignment, secure mounting, and optimal airflow within the chassis.

Use Cases

The low latency and high throughput characteristics of these drives ensure that storage performance scales with compute demands, maintaining a responsive user experience even during peak utilization. In cloud-native environments, read intensive SSDs support rapid access to frequently accessed datasets, enabling efficient caching layers and accelerating application delivery. The ability to consolidate large datasets onto fewer physical drives simplifies storage architectures and reduces operational complexity.

Data Integrity

Enterprise SSD categories prioritize data integrity and security as foundational attributes. Features such as end-to-end data path protection ensure that data remains accurate from host to NAND and back, reducing the risk of silent data corruption. Hardware-based error correction and redundancy mechanisms further enhance reliability, making these drives suitable for mission-critical applications. Security capabilities within this category often include support for secure erase, firmware authentication, and compliance with industry standards.