345-BLNN Dell 30.72TB PCIe Gen4 X4 Nvme U.2 SSD

Product Overview of Dell 345-BLNN 30.72TB PCIe NVMe U.2 SSD

The Dell 345-BLNN 30.72TB PCIe Gen4 x4 NVMe U.2 2.5 Inch Enterprise-Class QLC 3D NAND Solid State Drive with tray support for PowerEdge 14g, 15g, 16g, and 17g servers is a high-performance and durable storage solution built for heavy enterprise workloads. Designed with next-generation technology, this SSD ensures faster data transfer speeds, enhanced reliability, and exceptional scalability.

General Information

Manufacturer Details

• Brand: Dell
• Manufacturer Part Number (MPN): TPHN2
• Alternate Part Number: 345-BKVV

Technical Specifications

Storage Capacity

The SSD offers an enormous 30.72TB capacity, making it ideal for businesses and enterprises managing data-heavy applications, databases, and virtual environments.

Main Features

• Massive 30.72TB storage capacity
• PCIe Gen4 x4 NVMe interface for high-speed performance
• 2.5-inch U.2 form factor with 15mm thickness
• Advanced QLC 3D NAND flash memory
• Durable and enterprise-class design for servers
• Shock resistance up to 1000G
• Outstanding MTBF of 2,000,000 hours

Interface and Form Factor

• Interface: PCIe 4.0 x4 NVMe
• Form Factor: 2.5-inch (15mm height)
• Technology: 144-Layer QLC 3D NAND
• NAND Flash Memory Type: QLC

Durability and Reliability

• Shock Resistance: 1000G
• Mean Time Between Failures (MTBF): 2,000,000 hours

Performance Highlights

Sequential Performance

• Read Speed (100% sequential): Up to 7000 MB/s
• Write Speed (100% sequential): Up to 3600 MB/s

Random Performance

• Random Read (100% span, 4K blocks): 800,000 IOPS
• Random Write (100% span, 64K blocks): 510 MB/s

The Dell 345-BLNN SSD

The Dell 345-BLNN SSD is built for enterprise-level workloads, ensuring top-notch performance, exceptional reliability, and optimized power efficiency. With lightning-fast speeds and vast capacity, it is perfect for database management, virtualization, and cloud computing.

Key Benefits

• Improved server performance with PCIe Gen4 NVMe technology
• Enhanced data integrity with advanced NAND architecture
• High endurance for demanding enterprise operations
• Reduced downtime thanks to superior MTBF
• Optimized for PowerEdge server generations 14g through 17g

Dell 345-BLNN 30.72TB PCIe Gen4 x4 NVMe U.2 2.5 Inch Enterprise SSD Overview

The Dell 345-BLNN 30.72TB PCIe Gen4 x4 NVMe U.2 2.5 Inch Enterprise Class QLC 3D NAND Solid State Drive with Tray is designed to deliver massive storage capacity, enterprise-grade performance, and long-term reliability. As data centers, enterprises, and high-demand organizations continue to handle large volumes of data, the demand for high-density NVMe SSDs like the Dell 345-BLNN grows rapidly. This storage solution provides a combination of capacity, speed, and endurance, making it an ideal choice for enterprise-class workloads.

Enterprise-Level Storage Capacity

One of the standout features of the Dell 345-BLNN is its incredible 30.72TB storage capacity. This allows enterprises to store enormous amounts of structured and unstructured data in a compact 2.5-inch form factor. In today’s era of big data analytics, AI training, virtualization, and database management, having this scale of local storage is crucial. By consolidating workloads into fewer drives, businesses can reduce rack space requirements, power consumption, and cooling needs.

Benefits of Large Capacity in Enterprise Environments

• Reduces the total number of drives needed per server.
• Minimizes hardware complexity in large storage arrays.
• Supports high-capacity virtual machines and cloud applications.
• Provides scalability for future workload demands.

PCIe Gen4 x4 NVMe Performance

Equipped with PCIe Gen4 x4 NVMe technology, the Dell 345-BLNN ensures extremely fast read and write speeds. Compared to SATA or SAS drives, NVMe reduces latency, increases input/output operations per second (IOPS), and offers a more direct path to the CPU. This level of performance makes it possible to handle high-transaction workloads, real-time data analytics, and high-frequency trading environments.

Advantages of PCIe Gen4 Bandwidth

PCIe Gen4 doubles the throughput compared to PCIe Gen3, providing unmatched efficiency for applications requiring consistent performance. The Dell 345-BLNN leverages this speed to handle demanding tasks without creating bottlenecks in data pipelines.

Use Cases Requiring Gen4 Performance

• AI and machine learning training with massive datasets.
• High-speed databases and transactional applications.
• Virtual desktop infrastructure (VDI) deployment.
• Streaming services and media production workloads.

U.2 2.5-Inch Form Factor

The Dell 345-BLNN comes in the U.2 2.5-inch form factor, which is a standard size for enterprise SSDs. This ensures compatibility with modern enterprise storage enclosures and Dell PowerEdge servers. U.2 provides a reliable interface for NVMe drives, balancing compact size with enterprise connectivity.

QLC 3D NAND Technology

The drive is powered by QLC (Quad-Level Cell) 3D NAND technology, which allows higher density storage in the same physical footprint. By storing four bits per cell, QLC NAND enables larger capacity drives like the 30.72TB Dell 345-BLNN. This is ideal for enterprises needing high storage density without significantly increasing cost per gigabyte.

Advantages of QLC NAND

• Massive storage density in a compact form factor.
• Lower cost per TB compared to TLC or MLC NAND.
• Well-suited for read-intensive workloads such as data lakes, AI training, and archival storage.
• Enables cost-efficient scaling in enterprise environments.

Enterprise Reliability and Endurance

Despite using QLC NAND, the Dell 345-BLNN is engineered with enterprise-level endurance ratings. Through advanced wear-leveling, error correction, and power loss protection, Dell ensures that this SSD can handle continuous enterprise workloads. The addition of a tray further enhances the drive’s reliability in rack environments, ensuring proper airflow and secure installation.

Built-In Data Protection Features

• End-to-end data protection mechanisms.
• Power loss protection to prevent data corruption.
• Error correction technology for consistent reliability.
• Wear-leveling algorithms to prolong SSD life.

Integration with Dell PowerEdge Servers

As part of Dell’s enterprise ecosystem, the Dell 345-BLNN integrates seamlessly with Dell PowerEdge servers and storage solutions. Pre-tested for compatibility and performance, businesses can deploy these SSDs with confidence knowing that they are fully supported by Dell’s enterprise hardware and firmware stack.

Advantages of Dell-Certified SSDs

• Guaranteed compatibility with Dell hardware.
• Backed by Dell enterprise support and warranty.
• Validated firmware for stable and optimized performance.
• Streamlined maintenance and monitoring using Dell management tools.

Comparison with Other Enterprise SSD Options

The Dell 345-BLNN stands out due to its unique combination of 30.72TB capacity, PCIe Gen4 performance, and enterprise-class QLC NAND technology. While other drives may prioritize endurance or raw speed, this SSD balances storage density and performance for general enterprise workloads.

Compared to TLC-Based SSDs

TLC NAND SSDs offer better endurance but typically cost more per terabyte. For read-intensive workloads, QLC-based drives like the Dell 345-BLNN provide a better cost-to-capacity ratio.

Compared to Mechanical HDDs

Traditional enterprise HDDs cannot match the speed or reliability of SSDs. Even with similar capacity, the performance benefits of NVMe SSDs make them far superior for latency-sensitive applications.

Scalability and Future-Proofing

As enterprises expand their IT infrastructure, scalability becomes a top priority. The Dell 345-BLNN SSD provides an effective way to scale storage without expanding the hardware footprint. Its massive capacity ensures that businesses can plan for future data growth while maintaining consistent performance across applications.

Enterprise Scalability Advantages

• Supports high-density rack deployments.
• Offers reliable performance at scale.
• Reduces infrastructure complexity by consolidating storage.
• Compatible with next-generation Dell server platforms.