400-BEFV Dell 2.4TB 10K RPM SAS-12GBPS 512e 256mb Buffer HDD
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Overview of Dell 400-BEFV 2.4TB SAS 12Gbps HDD
The Dell 400-BEFV 2.4TB hard disk drive is a high-capacity, enterprise-grade storage device designed for demanding server environments. Built with reliability, speed, and scalability in mind, this 2.5-inch SAS hard drive delivers exceptional performance for data-intensive applications, virtualization workloads, and mission-critical storage systems.
General Specifications
- Manufacturer: Dell
- Part Number: 400-BEFV
- Product Type: Enterprise Hard Disk Drive (HDD)
Physical Design and Form Factor
- Form Factor: 2.5 Inch Small Form Factor (SFF)
- Hot-swap tray compatible design
- Optimized for Dell PowerEdge servers
Technical Specifications and Storage Capabilities
- Storage Capacity: 2.4 Terabytes (TB)
- Cache Memory: 256 MB multi-segmented buffer
- Sector Format: 512e advanced emulation
Interface and Connectivity
- Interface Type: SAS 12Gb/s
- External Transfer Rate: Up to 1200 Mbps
- Single SAS Port Connectivity
Performance
- Spindle Speed: 10,000 RPM
- Average Latency: 2.9 milliseconds
Consistent Data Flow Efficiency
- Sustained Transfer Rate: 270 MB/s (outer diameter)
- Minimum Transfer Rate: 117 MB/s (inner diameter)
- External Data Rate: 1200 Mbps
Enhanced I/O Performance
- I/O Acceleration enabled for faster response time
- Response time optimization for mission-critical applications
- Intelligent workload balancing features
EMLC NAND Integration
- NAND Flash Type: Enterprise MLC (eMLC)
- NAND Flash Size: 16GB integrated cache support
- Endurance Management: Intelligent optimization enabled
Server Integration Capabilities
- 1 x SAS 12Gbps interface port
- Hot-swap compatible drive bay support
- 2.5-inch enterprise server tray compatibility
System Compatibility
Supported Dell PowerEdge Servers
- PowerEdge R640
- PowerEdge R740
- PowerEdge R940
- PowerEdge R740xd
- PowerEdge C6420
- PowerEdge R440
- PowerEdge R6415
- PowerEdge R7415
- PowerEdge R7425
- PowerEdge R840
- PowerEdge R940xa
- PowerEdge R340
Dell 400-BEFV 2.4TB 10K RPM SAS 12Gbps HDD Overview
The Dell 400-BEFV 2.4TB 10K RPM SAS 12Gbps 512e 256MB Buffer Hot-Plug Hard Disk Drive represents a high-performance enterprise storage solution engineered for demanding server environments where reliability, speed, and data integrity are essential. Built for compatibility with Dell PowerEdge servers and storage arrays, this drive is designed to deliver consistent throughput and low latency for workloads such as virtualization, database processing, analytics, and enterprise application hosting. The combination of a 10,000 RPM spindle speed and SAS 12Gbps interface ensures rapid data access while maintaining stable performance under continuous operation.
In enterprise infrastructures where downtime is not acceptable, this category of hard disk drives plays a critical role in ensuring that storage systems remain resilient, scalable, and capable of handling simultaneous high-volume I/O requests. The Dell 400-BEFV model is optimized for environments requiring a balance between capacity, speed, and endurance, making it a preferred choice for IT administrators managing data centers, cloud platforms, and hybrid storage architectures.
High-Speed 10K RPM Performance and SAS 12Gbps Interface
The 10K RPM spindle speed significantly improves data retrieval times compared to standard 7.2K RPM drives. This increase in rotational speed reduces mechanical delay, allowing faster access to frequently requested data blocks. In enterprise workloads where milliseconds matter, such performance improvements contribute directly to system responsiveness and user experience efficiency. Applications such as transactional databases, ERP systems, and virtualization clusters benefit from the enhanced IOPS capabilities provided by this drive category.
SAS 12Gbps Connectivity for Enterprise Throughput
The Serial Attached SCSI (SAS) 12Gbps interface is a defining feature of this drive category, enabling high-speed data transfer between storage devices and server controllers. Unlike traditional SATA interfaces, SAS provides full-duplex communication, improving concurrent read and write operations. This ensures that enterprise workloads maintain consistent performance even under heavy I/O pressure. The dual-port architecture also enhances redundancy and failover capabilities, making it suitable for high-availability systems.
2.4TB Capacity for Balanced Storage Efficiency
Optimized Storage Density for Enterprise Systems
With a capacity of 2.4TB, the Dell 400-BEFV HDD provides a balanced storage footprint ideal for enterprise-grade environments that require both performance and space efficiency. This capacity level is particularly useful in RAID configurations where multiple drives are combined to achieve redundancy and performance scaling. The drive supports data-intensive applications without compromising system architecture efficiency, making it suitable for medium to large-scale deployments.
Efficient Data Distribution in RAID Arrays
In RAID environments, the 2.4TB capacity allows administrators to design storage pools that optimize both redundancy and throughput. Whether deployed in RAID 10 for performance or RAID 6 for fault tolerance, this drive category ensures stable operation under distributed workloads. The consistent performance characteristics of SAS drives make them ideal for synchronized data handling across multiple disk arrays.
512e Sector Technology and Data Integrity Enhancement
Advanced Sector Emulation for Compatibility
The 512e (512-byte emulation) format is designed to maintain compatibility with legacy systems while offering the advantages of modern advanced format drives. This ensures seamless integration into existing IT infrastructures without requiring major system modifications. The drive efficiently maps larger physical sectors into 512-byte logical blocks, enabling smoother transitions between older and newer storage technologies.
Improved Error Correction and Data Reliability
The 512e architecture enhances error correction capabilities, reducing the likelihood of data corruption during read and write operations. This is particularly important in enterprise environments where data integrity is critical. Combined with SAS protocol-level error detection, the drive ensures high levels of reliability, making it suitable for financial systems, healthcare databases, and cloud storage platforms.
256MB Buffer Cache for Enhanced Processing Efficiency
Large Cache Architecture for Faster Data Access
The inclusion of a 256MB buffer cache significantly improves data handling efficiency by temporarily storing frequently accessed data. This reduces the need for repeated disk access, thereby minimizing latency and improving overall system performance. In environments with repetitive read/write operations, such as virtualization hosts or database servers, the buffer cache plays a crucial role in optimizing throughput.
Workload Acceleration in High-Demand Systems
The buffer mechanism helps accelerate workloads by prefetching and storing relevant data segments. This is especially beneficial in scenarios involving multiple simultaneous user requests. By reducing mechanical disk operations, the drive extends its operational lifespan while maintaining consistent performance under sustained workloads.
Seamless Drive Replacement
Hot-plug capability allows administrators to replace or upgrade drives without powering down the system. This feature is essential in enterprise environments where uptime is critical. The Dell 400-BEFV drive supports seamless integration into active systems, enabling maintenance tasks to be performed without disrupting ongoing operations.
Improved System Availability and Redundancy
In high-availability architectures, hot-plug functionality ensures that failed drives can be replaced immediately, reducing the risk of data loss or service interruption. This contributes to improved system resilience and supports continuous business operations in data-driven organizations.
Enterprise Use Cases and Deployment Scenarios
Virtualization and Cloud Infrastructure
The Dell 400-BEFV HDD is widely used in virtualization environments where multiple virtual machines operate simultaneously on shared storage resources. The combination of high RPM speed and SAS bandwidth ensures that virtual workloads remain responsive and stable. Cloud service providers also rely on such drives to maintain consistent performance across distributed storage systems.
Database Management Systems
Relational and non-relational databases benefit from the low-latency access provided by 10K RPM SAS drives. Transaction-heavy systems require fast read/write cycles, and this drive category supports those demands efficiently. It is commonly deployed in SQL clusters, data warehouses, and analytics platforms.
Enterprise Application Hosting
Business-critical applications such as ERP, CRM, and financial systems require stable and predictable storage performance. The Dell 400-BEFV HDD ensures consistent data access, reducing bottlenecks and improving application responsiveness across enterprise networks.
Thermal Efficiency and Operational Stability
Optimized Heat Management Design
Enterprise hard drives must operate under continuous workloads, generating significant heat during operation. The Dell 400-BEFV is engineered with thermal efficiency in mind, ensuring stable performance even in densely populated server racks. Proper heat dissipation contributes to longer drive lifespan and reduced failure rates.
Durability Under Continuous Operation
The drive is built for 24/7 operation, making it suitable for mission-critical environments where downtime is unacceptable. Its mechanical components are designed to withstand prolonged usage cycles, ensuring long-term reliability in demanding IT infrastructures.
Compatibility with Dell PowerEdge and Storage Systems
Seamless Integration into Enterprise Hardware Ecosystems
The Dell 400-BEFV HDD is fully compatible with a wide range of Dell PowerEdge servers and storage arrays. This ensures that organizations using Dell infrastructure can easily integrate the drive without compatibility issues. The drive is optimized for firmware and hardware synchronization within Dell enterprise systems.
Scalability in Modular Storage Architectures
As enterprise storage requirements grow, scalability becomes essential. This drive category supports modular expansion, allowing IT administrators to increase storage capacity incrementally without redesigning the entire system architecture. This flexibility is essential for growing businesses and data-intensive operations.
