W2H4G Dell 3.84TB SATA 6GBPS Read Intensive SSD.

Dell W2H4G 3.84TB SATA 6GBPS Read Intensive SSD Overview

The Dell W2H4G 3.84TB SATA 6Gbps SSD is a high-performance, read-intensive solid-state drive designed for enterprise-grade servers and storage systems. Built to deliver exceptional speed, reliability, and endurance, this drive enhances data center performance with its advanced TLC NAND technology and SATA interface.

General Information

• Manufacturer: Dell
• Part Number: W2H4G
• Product Type: Solid State Drive (SSD)

Technical Specifications

• Storage Capacity: 3.84 Terabytes (TB)
• Drive Form Factor: 2.5 Inch
• Interface Type: SATA 6Gbps
• NAND Flash Type: Triple Level Cell (TLC)
• Drive Writes Per Day (DWPD): 1
• Endurance Type: Read Intensive

Performance Details

• External Data Transfer Rate: 600 Mbps
• Internal Data Rate: 555 MB/s (Read) / 530 MB/s (Write)
• Sequential Read Speed: 555 MB/s
• Sequential Write Speed: 530 MB/s

Compatible Dell PowerEdge Models

• PowerEdge C6420, C6520, C6525, C6620, HS5610, M620
• PowerEdge R340, R440, R450, R550, R640, R650, R650xs
• PowerEdge R6515, R6525, R660, R6615, R6625
• PowerEdge R740, R740xd, R7425, R750, R750xa, R750xs
• PowerEdge R7515, R7525, R760, R760xs, R7625, R940

Additional Benefits

• Lower latency and faster response times
• Reduced power consumption for better energy efficiency
• Proven compatibility across multiple Dell PowerEdge platforms

Dell W2H4G 3.84TB SATA Hot Plug Read Intensive 1DWPD SSD

The Dell W2H4G 3.84TB SATA 6Gbps Hot Plug Read Intensive 1DWPD SSD represents a class of enterprise-grade solid-state drives engineered for high-performance server applications. Built for organizations seeking reliability, capacity, and superior read performance, this SSD integrates cutting-edge NAND technology with Dell’s enterprise-level engineering. With its hot-plug design and SATA 6Gbps interface, it allows seamless integration and replacement within Dell PowerEdge servers without interrupting operations. The 3.84TB storage capacity is ideal for read-heavy workloads, such as virtualization, cloud-based computing, database queries, and data analytics, offering efficient access and high throughput under sustained use.

Advanced SATA 6GBPS Technology

The SATA 6Gbps interface is a widely adopted standard in enterprise storage due to its balance between cost-effectiveness and performance. The Dell W2H4G 3.84TB SSD utilizes this technology to deliver consistent data transfer speeds across diverse workloads. The interface ensures stable communication between the SSD and host system, providing up to 600MB/s of external data transfer rate. It minimizes latency and reduces bottlenecks that can occur in high-traffic environments. This performance advantage is critical in maintaining server responsiveness, particularly in read-intensive configurations where large volumes of data are accessed simultaneously. The SATA interface also enhances compatibility across a range of PowerEdge servers, making it a universal solution for expanding or upgrading existing systems.

Hot Plug Functionality and Enterprise Flexibility

The hot-plug design of the Dell W2H4G 3.84TB SSD allows system administrators to insert or remove the drive without shutting down the server. This feature is vital for data centers and enterprises that require maximum uptime and operational efficiency. Hot-plug capability enables quick replacements, capacity scaling, and maintenance with minimal service interruptions. In mission-critical environments, downtime can result in substantial financial loss, so the ability to manage drives dynamically is a major advantage. The Dell W2H4G SSD supports this flexibility with reliable firmware and intelligent power management that ensures stability during live swaps.

Optimized Read Intensive Architecture

This SSD belongs to the read-intensive endurance category, specifically rated at 1 Drive Write Per Day (1 DWPD). This means the drive is optimized for workloads where read operations significantly outnumber write operations. Common use cases include file servers, content delivery systems, streaming applications, and virtual desktop infrastructures. In such environments, consistent read performance is more critical than heavy write durability. The 1 DWPD endurance provides the perfect balance between cost efficiency and performance longevity, ensuring sustained reliability over years of continuous operation. Dell’s engineering optimizes the firmware algorithms for rapid access and minimal latency, allowing users to experience high data availability without compromising performance stability.

Triple Level Cell (TLC) NAND Flash Technology

The Dell W2H4G 3.84TB SATA 6Gbps Hot Plug SSD leverages advanced Triple Level Cell (TLC) NAND flash memory. This type of flash technology stores three bits of data per cell, allowing higher density and cost-effective scalability. While TLC NAND has a lower endurance compared to SLC or MLC types, Dell’s enterprise-grade controller and wear-leveling techniques extend its lifespan significantly. Each cell is intelligently managed to distribute write and read operations evenly, reducing wear and preventing premature cell degradation. This results in a dependable drive that delivers consistent performance even in demanding data center conditions. Furthermore, Dell’s firmware integrates error correction mechanisms that maintain data integrity, ensuring that critical workloads remain stable and secure.

Performance Characteristics and Data Rates

The Dell W2H4G 3.84TB SSD demonstrates impressive performance metrics within its category. Its sequential read speed reaches up to 555MB/s, while sequential write speeds average around 530MB/s. These performance figures ensure quick data retrieval, making it ideal for workloads with frequent read access. The external data transfer rate of 600Mbps ensures consistent throughput between the drive and the system interface, allowing the SSD to handle multiple simultaneous data requests without degradation in performance. These characteristics make it well-suited for large database queries, online transaction processing, and read-heavy virtualized environments. Dell’s optimized controller ensures efficient queue management, minimizing latency across simultaneous I/O operations and maintaining performance stability during peak loads.

Enhanced Reliability and Data Protection

Reliability is a cornerstone of the Dell W2H4G SSD’s design. The drive integrates multiple data protection technologies that safeguard against corruption and data loss. Advanced ECC (Error Correction Code) algorithms detect and correct bit errors, while power-loss protection ensures that data in transit is securely written to the NAND flash in the event of sudden power failure. The SSD also includes end-to-end data path protection, verifying data integrity from the host system to the NAND cells. Combined with Dell’s enterprise-level testing and validation processes, these technologies guarantee dependable operation even in high-demand applications. The result is a storage solution that delivers consistent uptime and data resilience.

Endurance and Longevity in Enterprise Environments

Endurance is a defining characteristic of any enterprise-grade SSD. The Dell W2H4G 3.84TB SATA 6Gbps drive, rated at 1 DWPD, offers an endurance profile tailored for read-dominant operations. Over the drive’s lifespan, it can handle a total number of writes equivalent to its capacity once per day, every day, throughout the warranty period. This makes it highly suitable for applications that require frequent read access but moderate write activity. Examples include boot drives, web caching systems, and large-scale archival storage. The drive’s endurance profile not only enhances operational stability but also extends return on investment by minimizing the frequency of replacements or upgrades. Dell’s durability standards ensure the SSD maintains consistent performance metrics even after extensive operational cycles.

Form Factor and Integration Compatibility

The 2.5-inch form factor of the Dell W2H4G SSD makes it a versatile option for modern data centers and enterprise servers. This standardized size allows it to fit easily into Dell PowerEdge drive bays, ensuring easy scalability and straightforward installation. The hot-plug design complements this by providing a simple mechanism for drive insertion or removal without the need for special tools. In addition, the drive’s compatibility extends across a broad range of PowerEdge models, including but not limited to the R740, R650, R750, and C6525 series. This ensures that IT administrators can deploy the SSD across different configurations with minimal compatibility concerns. The integration of this SSD in Dell’s ecosystem guarantees optimized firmware communication and enhanced overall system efficiency.

Compatibility with Dell PowerEdge Servers

Dell’s ecosystem is designed for seamless hardware and firmware compatibility, and the W2H4G 3.84TB SSD is no exception. The drive has been validated for use with numerous PowerEdge platforms, ensuring reliable communication with Dell’s RAID controllers and system management tools. Supported models include a wide range of both rack and tower servers such as the PowerEdge R340, R440, R640, R740xd, and R940, among many others. This extensive compatibility provides businesses with the flexibility to standardize storage configurations across their infrastructure. The integration allows the drive to function optimally under Dell’s iDRAC management software, which offers real-time monitoring of drive health, temperature, and performance metrics. By combining Dell hardware with Dell-certified storage, enterprises achieve a stable and optimized storage solution.

Thermal Management and Energy Efficiency

The Dell W2H4G 3.84TB SATA 6Gbps Hot Plug SSD incorporates advanced thermal regulation features that maintain optimal operating temperatures even under intensive workloads. The SSD’s design efficiently dissipates heat through the server chassis airflow, reducing the risk of thermal throttling. Lower operational temperatures contribute to extended component life and more predictable performance. In addition to thermal optimization, this SSD consumes significantly less power compared to traditional hard drives, lowering overall data center energy usage. The efficient power management system dynamically adjusts consumption based on workload intensity, balancing performance with sustainability. Reduced power consumption not only benefits environmental objectives but also helps organizations lower long-term operational costs.

Applications of Read Intensive SSDs in Enterprise Systems

Read-intensive SSDs such as the Dell W2H4G 3.84TB SATA 6Gbps are specifically designed for applications that require rapid data retrieval rather than heavy data rewriting. Typical use cases include virtualization environments, web hosting, cloud storage, and content delivery networks. In virtualization, where multiple virtual machines access data simultaneously, consistent read performance ensures stable operations without performance bottlenecks. In cloud and web hosting, fast access to data enhances user experience and application responsiveness. Data analytics platforms also benefit from high read throughput, as massive data sets can be processed quickly for faster insights. The Dell W2H4G SSD meets these requirements with its combination of low latency, high speed, and reliable endurance.

Role in Virtualization and Cloud Workloads

In virtualized server environments, storage performance directly affects overall system efficiency. The Dell W2H4G SSD offers consistent read throughput, reducing latency during virtual machine boot-up, data retrieval, and resource sharing. Its 3.84TB capacity allows multiple virtual machines to operate simultaneously without compromising performance. In cloud workloads, where scalability and availability are paramount, this SSD’s reliability and hot-swap functionality ensure that capacity can be expanded or replaced without downtime. The drive’s compatibility with Dell PowerEdge servers makes it an excellent fit for cloud infrastructures built on Dell hardware. Businesses running virtualization platforms such as VMware, Hyper-V, or KVM can experience improved responsiveness and lower I/O wait times with this SSD installed.

Use in Database and Analytics Systems

Databases and analytics systems depend on rapid data retrieval to ensure fast query responses and real-time insights. The Dell W2H4G 3.84TB SSD supports these operations by offering quick sequential and random read speeds. For read-heavy workloads such as data warehousing or business intelligence tools, the SSD’s consistent performance ensures minimal latency even under high concurrency. The TLC NAND technology, coupled with Dell’s controller optimization, provides predictable behavior during high IOPS (Input/Output Operations Per Second) workloads. This makes it ideal for analytics engines, search indexing, and query caching systems where the drive continuously reads large datasets from storage. The low latency and reliability enhance both user experience and backend processing speed.

Data Integrity and Security Features

In enterprise IT environments, data security is a critical factor in storage device selection. The Dell W2H4G 3.84TB SATA SSD includes built-in data protection measures to ensure data remains secure and uncorrupted. Features such as firmware-level encryption, secure erase functionality, and advanced ECC ensure that information stored on the drive remains safe from both physical and logical threats. Dell’s firmware validation processes further enhance reliability by eliminating vulnerabilities that could compromise system security. For businesses managing sensitive customer or financial data, this SSD provides confidence in maintaining compliance with data protection regulations. The drive’s consistency and robustness help secure critical workloads without compromising speed or accessibility.

Enterprise-Grade Build Quality and Durability

Each Dell W2H4G SSD is designed to meet strict enterprise standards for durability and reliability. The internal components undergo rigorous testing to ensure they can withstand continuous use in high-performance environments. Dell’s engineering team evaluates the SSD’s response to vibration, temperature variation, and sustained workloads to ensure long-term stability. The result is a drive that delivers dependable operation under 24/7 conditions. The SSD’s robust housing protects against physical shocks, while its internal power circuitry ensures resilience against power fluctuations. When integrated into Dell PowerEdge servers, the drive benefits from the chassis’ optimized airflow and thermal design, further enhancing its lifespan and performance consistency.

Scalability and Future-Proofing

As data storage needs grow, enterprises require storage solutions that can scale efficiently. The Dell W2H4G 3.84TB SATA 6Gbps SSD offers scalable storage capacity that can be easily expanded as business requirements evolve. The hot-plug capability allows administrators to add or replace drives on demand, supporting dynamic scaling without interrupting workflows. Furthermore, the SATA interface ensures compatibility with both existing and future generations of PowerEdge servers, providing an upgrade path that protects long-term investments. Its balance of performance, endurance, and cost makes it an optimal choice for organizations transitioning from traditional hard drives to SSD-based infrastructures. This adaptability ensures that enterprises can continue to meet growing data demands without compromising operational efficiency.

Role in Hybrid Storage Architectures

The Dell W2H4G SSD also plays a crucial role in hybrid storage configurations that combine SSDs with traditional spinning drives. In such architectures, read-intensive SSDs handle frequently accessed data (hot data), while slower HDDs store infrequently used information (cold data). This hybrid approach maximizes performance while maintaining cost-effectiveness. The W2H4G SSD ensures rapid access to critical files and applications, accelerating system performance and user responsiveness. This balance between speed and capacity enables enterprises to achieve optimized storage utilization across their infrastructure. When integrated with Dell’s PowerEdge storage controllers, this SSD seamlessly interacts with HDD arrays to create an efficient and scalable hybrid environment.

Optimized for Data Center Operations

The Dell W2H4G 3.84TB SATA 6Gbps SSD is engineered with data center deployment in mind. Its energy-efficient design, hot-swap support, and endurance rating make it ideal for the continuous operation required in modern data centers. The drive’s high reliability reduces maintenance frequency, ensuring consistent uptime. In large-scale server farms, deploying multiple Dell W2H4G SSDs creates a balanced infrastructure where each node benefits from rapid data access and high throughput. The combination of reliability, cost-effectiveness, and performance optimization supports diverse workloads across private, public, and hybrid cloud environments. This design philosophy aligns with Dell’s commitment to providing scalable, sustainable, and high-performance enterprise hardware.