400-BKGL Dell 3.84TB PCIe Gen4 NVMe Read Intensive TLC 2.5inch U.2 Solid State Drive

Overview of the 3.84TB Solid State Drive

The 400-BKGL Dell 3.84TB PCIe Gen4 NVMe Read Intensive TLC 2.5-inch U.2 Solid State Drive is engineered to deliver enterprise-grade storage performance, exceptional reliability, and scalable capacity for modern data center environments. Designed specifically for Dell PowerEdge servers and compatible enterprise storage platforms, this advanced NVMe SSD combines cutting-edge PCIe Gen4 bandwidth with Triple-Level Cell (TLC) NAND architecture to support demanding read-intensive workloads across virtualization, cloud computing, analytics, and database acceleration.

Main Specification

• Brand: Dell 
• Part Number: 400-BKGL
• Product Type: Solid State Drive (SSD)

Technical Information

• Storage Capacity: 3.84 TB
• Interface Type: Pcie 4.0 Nvme
• Form Factor: U.2
• Lithography: Tlc 3d Nand
• Nand Flash Memory Type: Tlc

Compatibility

• Poweredge C6420
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• Poweredge R440
• Poweredge R640
• Poweredge R6415
• Poweredge R650
• Poweredge R650xs
• Poweredge R6515
• Poweredge R6525
• Poweredge R660
• Poweredge R660xs
• Poweredge R6615
• Poweredge R6625
• Poweredge R670
• Poweredge R740xd
• Poweredge R7415
• Poweredge R7425
• Poweredge R750
• Poweredge R750xa
• Poweredge R7515
• Poweredge R7525
• Poweredge R760
• Poweredge R760xa
• Poweredge R760xd2
• Poweredge R7615
• Poweredge R7625
• Poweredge R770
• Poweredge R840
• Poweredge R940
• Poweredge R940xa
• Poweredge R960
• Poweredge T550
• Poweredge T560
• Poweredge Xe8640
• Poweredge Xe9640
• Poweredge Xe9680
• Poweredge Xr7620

400-BKGL Dell 3.84TB PCIe NVMe Solid State Drive 

As organizations continue transitioning toward high-performance infrastructure capable of processing large-scale datasets and mission-critical applications, enterprise SSDs like the Dell 400-BKGL have become essential components for reducing latency, maximizing IOPS, and improving operational efficiency. Featuring a compact 2.5-inch U.2 form factor, this drive integrates seamlessly into existing Dell server ecosystems while delivering dramatically faster data access compared to SATA and SAS alternatives.

Built with enterprise endurance, intelligent error correction, and advanced thermal management, the Dell 3.84TB NVMe SSD supports continuous operation in demanding environments requiring consistent responsiveness and dependable storage performance. Whether deployed for high-speed application hosting, virtualization clusters, cloud infrastructure, or read-heavy transactional systems, this storage solution provides a compelling balance of capacity, speed, and long-term reliability.

The Dell 400-BKGL 3.84TB PCIe Gen4 NVMe SSD

The Dell 400-BKGL offers 3.84TB of enterprise-class flash storage designed to accommodate growing workloads, expanding virtual environments, and high-volume data repositories. This capacity level provides organizations with the flexibility to consolidate applications, reduce storage footprint, and optimize server efficiency without sacrificing performance.

Businesses managing virtual desktops, large-scale databases, content delivery platforms, and enterprise analytics can benefit from the ability to store more active datasets directly on ultra-fast NVMe media. Higher capacity also reduces the need for additional drive bays, enabling improved density and simplified infrastructure planning.

PCIe Gen4 NVMe Performance Acceleration

One of the most significant advantages of the 400-BKGL SSD is its support for PCIe Gen4 NVMe technology. PCIe Gen4 doubles the available bandwidth compared to PCIe Gen3, enabling dramatically faster sequential read speeds, reduced bottlenecks, and lower latency across enterprise workloads.

NVMe communication bypasses legacy storage controller limitations by allowing direct communication between the SSD and system CPU through optimized command queues. This architecture enhances parallel processing and ensures faster response times for applications requiring rapid access to data.

Read Intensive Workload Optimization

The Dell 400-BKGL is classified as a read intensive SSD, meaning it is specifically optimized for workloads where read operations significantly outweigh write operations. This makes it ideal for applications requiring consistent data retrieval performance and cost-effective flash deployment.

Advanced TLC NAND Flash Technology

The Dell 400-BKGL utilizes Triple-Level Cell NAND flash memory, a storage technology that stores three bits of data per memory cell. TLC architecture provides an excellent balance between storage density, affordability, and enterprise reliability, making it highly suitable for read-intensive business applications.

Compared to older MLC-based storage solutions, TLC flash enables greater capacity at lower cost while maintaining sufficient endurance for applications dominated by read operations. Dell enhances TLC reliability through sophisticated firmware algorithms, wear-leveling technologies, and error correction mechanisms.

Enterprise Endurance Protection

Despite being optimized for read-heavy use cases, the Dell 400-BKGL incorporates enterprise endurance protections that preserve drive longevity and maintain consistent performance over extended deployment periods.

2.5-Inch U.2 Form Factor Benefits

The 2.5-inch U.2 form factor provides excellent compatibility with modern Dell PowerEdge servers and enterprise storage arrays. Unlike traditional M.2 SSDs, U.2 drives are purpose-built for hot-swappable enterprise environments requiring serviceability, cooling efficiency, and standardized deployment.

U.2 connectivity allows administrators to integrate NVMe performance into familiar drive bay configurations without redesigning server chassis layouts. This significantly simplifies infrastructure upgrades and maintenance procedures.

Hot-Swap Capability

Hot-swappable U.2 SSDs allow technicians to replace or upgrade drives without shutting down systems, minimizing downtime and ensuring continuous service availability. This capability is essential in mission-critical environments where uptime directly affects operational continuity.

Enterprise NVMe drives generate significant heat during intensive workloads. The larger 2.5-inch U.2 design allows improved airflow and thermal dissipation compared to compact storage alternatives. Better cooling contributes to sustained performance and extends overall device lifespan.

Performance Advantages Over SATA and SAS SSDs

Traditional SATA SSDs are constrained by interface limitations, often capping performance around 550 MB/s. SAS SSDs improve upon SATA but still cannot match the bandwidth available through PCIe Gen4 NVMe.

The Dell 400-BKGL can deliver substantially higher throughput, allowing applications to access large datasets faster and improving server responsiveness across multiple simultaneous workloads.

Reduced Latency

NVMe drives eliminate storage communication overhead associated with legacy protocols. This dramatically lowers command processing delays and enhances application responsiveness, especially in environments requiring rapid retrieval of frequently accessed data.

Ideal Enterprise Use Cases

Virtualized environments place substantial pressure on storage systems due to concurrent read requests from multiple virtual machines. The Dell 400-BKGL helps reduce latency and improve virtual machine density through fast parallel data access.

Database Acceleration

Databases often rely on rapid read access to indexes, cached records, and historical datasets. NVMe storage significantly improves query performance and reduces transaction delays for SQL and NoSQL environments.

Cloud Infrastructure

Public and private cloud providers depend on predictable, scalable storage performance. The Dell 3.84TB NVMe SSD supports cloud-native applications, distributed systems, and microservices that demand consistent read throughput and low latency.

Big Data Analytics

Data analytics platforms often process large datasets requiring repeated retrieval operations. Fast NVMe storage helps accelerate indexing, reporting, and real-time business intelligence applications.

Content Delivery and Streaming

High-demand media applications require rapid content retrieval for thousands of simultaneous users. Read-intensive SSDs ensure smooth content delivery and reduced buffering for digital platforms.

Dell Enterprise Reliability and Validation

Genuine Dell SSDs undergo extensive validation testing to ensure compatibility with Dell PowerEdge servers, firmware ecosystems, RAID controllers, and management tools. This minimizes deployment risk and ensures predictable operational performance.

Enhanced Data Integrity

Data integrity is critical in enterprise storage environments. The Dell 400-BKGL includes advanced technologies that protect stored information against corruption, unexpected power events, and transmission errors.

Security Features

Enterprise SSD security is essential for protecting confidential business data. Depending on deployment configuration, the Dell 400-BKGL can support secure erase functions and advanced firmware-level security controls.

Regulatory Compliance 

Businesses operating in regulated industries can leverage enterprise SSD security features to support compliance requirements involving data handling, retention, and secure disposal.

Scalability Benefits for Modern Data Centers

The 3.84TB capacity allows organizations to maximize storage density within limited rack space. Fewer drives are needed to achieve required capacity targets, reducing power consumption, cooling demands, and hardware complexity.

Simplified Expansion Planning

As workloads grow, scalable NVMe storage enables gradual expansion without disruptive architecture changes. The Dell 400-BKGL supports incremental modernization strategies for evolving enterprise environments.

Server Compatibility Verification

Before deploying the Dell 400-BKGL SSD, administrators should verify server compatibility, including supported drive bays, NVMe backplane support, firmware versions, and BIOS configuration.

Workload Suitability

Because this drive is optimized for read-intensive environments, organizations should assess write workload patterns. Applications involving continuous heavy write activity may be better suited to mixed-use or write-intensive SSD alternatives.

Advantages for Enterprise IT Procurement

Choosing genuine Dell OEM storage ensures access to validated firmware, vendor warranty coverage, and guaranteed compatibility. This reduces operational risk compared to third-party alternatives.