400-AJFD Dell 3.84TB Read Intensive TLC SAS 12GBPS SSD.

Product Overview of Dell Compellent 400-AJFD 3.84TB SSD

The Dell Compellent 400-AJFD is a high-performance 3.84TB Read Intensive TLC SAS Solid State Drive. Designed for enterprise storage solutions, it ensures faster data access, improved reliability, and optimized efficiency for business workloads. With a 12Gbps SAS interface and a compact 2.5-inch hot-plug form factor, this SSD is ideal for Dell SCv2020 and SCv3020 storage arrays.

General Information

• Brand: Dell
• Part Number: 400-AJFD
• Device Type: Solid State Drive (SSD)

Technical Specifications

Storage & Memory

• Capacity: 3.84TB
• Flash Memory Type: V-NAND TLC

Design & Build

• Form Factor: 2.5-inch
• Interface: SAS 12Gbps
• Format: Advanced 512e

Performance

• Drive Transfer Rate: 1.2 Gbps (external)
• Endurance Type: Read-Intensive

Expansion & Connectivity

Interfaces

• 1 × SAS 12Gbps

Compatible Drive Bays

• 1 × Hot-swap 2.5-inch bay

Product Features

Key Advantages

• Optimized for read-intensive workloads
• Reliable hot-plug capability
• Advanced data transfer rate of 1.2Gbps
• High-capacity 3.84TB storage

Compatibility

Supported Dell Storage Arrays

• Dell SCv2020 Storage System
• Dell SCv3020 Storage System

Ideal Use Cases

• Enterprise-level storage expansion
• Data-intensive applications requiring fast read speeds
• Database optimization and virtualization
• Business continuity and storage scaling

The Dell Compellent 400-AJFD

• Enterprise-class reliability
• Cost-effective performance for read-heavy workloads
• Designed specifically for Dell storage systems

Dell 400-AJFD 3.84TB Read Intensive TLC SAS 12Gbps SSD

The Dell 400-AJFD 3.84TB Compellent Read Intensive TLC SAS 12Gbps Solid State Drive is engineered for enterprise-class storage environments that demand both capacity and efficiency. As part of Dell’s Compellent storage family, this SSD is designed to deliver fast read performance, reliability, and scalability in data-intensive applications. Featuring advanced TLC NAND technology, a SAS 12Gbps interface, and enterprise-level endurance ratings, it provides a cost-effective solution for organizations that need large-scale read workloads.

Enterprise Storage Advantages with Dell 400-AJFD

High-Capacity Design

With 3.84TB of storage, the Dell 400-AJFD offers a balance of performance and capacity for businesses that manage large volumes of structured and unstructured data. Enterprises running big data analytics, virtualization, and cloud applications benefit from this large capacity without sacrificing read performance. The size makes it suitable for workloads where read-intensive operations dominate, such as reporting, media streaming, and online archives.

Optimized for Read Intensive Workloads

Classified as a read-intensive SSD, the Dell 400-AJFD is engineered for environments where read operations are significantly higher than write operations. This classification enables cost-effective performance scaling, as organizations can deploy more drives without exceeding budgets. It is ideal for applications such as web servers, data warehousing, content delivery, and business intelligence systems where fast retrieval of data is the priority.

TLC NAND Flash Technology

The drive uses Triple-Level Cell (TLC) NAND flash memory, which enables higher storage density compared to MLC (Multi-Level Cell) NAND. This design improves cost per gigabyte while ensuring sufficient endurance for enterprise workloads. Although TLC NAND has fewer program/erase cycles than SLC or MLC, advanced error correction, wear leveling, and firmware algorithms implemented by Dell ensure long-term reliability for enterprise data centers.

SAS 12Gbps Interface Benefits

Performance and Bandwidth

The SAS 12Gbps interface provides a substantial boost in throughput compared to SATA-based SSDs. This high-speed connection ensures low latency, consistent bandwidth, and high IOPS, enabling the Dell 400-AJFD to handle simultaneous requests in multi-user and virtualized environments. For enterprises with large data sets, SAS provides faster access and reduces bottlenecks during intensive read operations.

Compatibility with Enterprise Systems

The Dell 400-AJFD SSD is built to seamlessly integrate into Dell Compellent storage arrays and other enterprise-grade storage infrastructure. SAS drives are known for their robustness, reliability, and compatibility with servers and SAN environments. IT administrators benefit from simplified deployment and management without compromising system stability.

Scalability with SAS Architecture

As enterprises expand storage needs, SAS architecture offers flexible scalability. Multiple Dell 400-AJFD drives can be deployed across arrays to build large storage pools capable of supporting thousands of users or devices. The dual-port SAS design provides redundancy and improved fault tolerance, ensuring uninterrupted data availability.

Use Cases for Dell 400-AJFD 3.84TB SSD

Virtualization Environments

Virtual machines require fast and predictable storage to deliver smooth performance across multiple instances. The Dell 400-AJFD, with its high read IOPS and low latency, ensures that virtual desktops, servers, and databases remain responsive even under heavy workloads. Enterprises running VMware, Hyper-V, or other virtualization platforms can rely on this SSD for efficiency.

Content Delivery Networks (CDNs)

Media companies, streaming services, and e-commerce platforms need reliable SSDs to serve content quickly to users across the globe. The Dell 400-AJFD excels in read-heavy tasks, making it ideal for content delivery, caching layers, and media streaming applications. With large capacity and SAS speed, it ensures seamless user experiences.

Archival and Backup Systems

Although backups are often associated with write operations, retrieval of archived data is equally important. The Dell 400-AJFD offers the speed required to quickly recover archived files, system images, and user data. Its reliability ensures long-term data retention without compromising on accessibility.

Performance Features of Dell 400-AJFD

Low Latency Access

Enterprise environments demand immediate responsiveness, and the Dell 400-AJFD is engineered to minimize read latency. This ensures real-time processing for analytics, search functions, and end-user applications. Low latency translates to higher productivity and smoother workflows in business-critical operations.

Enterprise-Grade Endurance

Although categorized as read-intensive, the Dell 400-AJFD still delivers enterprise-grade endurance with advanced wear-leveling and error correction. IT departments can deploy the drive confidently knowing it will withstand high operational loads without early failure.

Data Integrity Protection

Features such as end-to-end data protection, ECC (Error Correction Code), and power-loss protection safeguard critical enterprise data. These mechanisms ensure that business continuity is not compromised, even during unexpected events like power outages or system crashes.

Dual-Port Redundancy

The SAS dual-port capability allows the Dell 400-AJFD to maintain continuous data availability. If one path fails, the second path ensures uninterrupted access, making it a critical feature for high-availability data center infrastructures.

Comparison with Other Enterprise Storage Options

Dell 400-AJFD vs SATA SSDs

Compared to SATA SSDs, the Dell 400-AJFD provides significantly higher bandwidth and lower latency thanks to its SAS 12Gbps interface. Enterprises requiring maximum uptime and scalability benefit from SAS drives over SATA alternatives, which are more suitable for entry-level workloads.

Dell 400-AJFD vs Traditional HDDs

Traditional spinning hard drives cannot match the performance of the Dell 400-AJFD. HDDs suffer from mechanical delays, higher latency, and increased failure rates. In contrast, the SSD offers instant data access, durability, and power efficiency, making it the superior choice for modern enterprises.

Dell 400-AJFD vs Write-Intensive SSDs

Write-intensive SSDs are built for applications like logging, OLTP, and heavy transactional workloads. The Dell 400-AJFD, being read-intensive, offers higher capacity at a more affordable cost per gigabyte. Businesses that primarily need read operations gain more value by deploying this drive instead of costly write-optimized models.

Deployment Benefits for IT Managers

Simplified Integration

IT managers deploying Dell Compellent storage systems will find the 400-AJFD drive seamlessly compatible. Firmware optimization ensures smooth integration with existing infrastructure, reducing setup time and complexity.

NAND Flash

Triple-Level Cell (TLC) NAND technology for higher density and cost efficiency.

Endurance Classification

Read-intensive endurance suitable for workloads dominated by retrieval operations.

Reliability Features

Advanced ECC, end-to-end data protection, and power-loss safeguards to ensure consistent uptime and protection of critical information.