WTT60 Dell 7.68TB SAS 24GBPS Read-Intensive 1DWPD SSD.

Product Overview of Dell WTT60 7.68TB SAS SSD

The Dell WTT60 7.68TB SAS 24Gbps SSD is a high-performance, enterprise-grade storage solution designed to enhance data access speeds and reliability in Dell PowerEdge servers. Built for read-intensive workloads, this hot-plug solid-state drive ensures maximum uptime and efficient data management for data centers and large-scale business applications.

General Information

• Manufacturer: Dell
• Part Number: WTT60
• Product Type: Enterprise SSD (Solid-State Drive)

Technical Specifications

• Storage Capacity: 7.68 Terabytes
• NAND Flash Type: Triple-Level Cell (TLC)
• Form Factor: 2.5-inch
• Interface: SAS (Serial Attached SCSI) 12Gbps
• Endurance Class: Read-Intensive Workloads

Performance Overview

• Sequential Read Speed: Up to 4200 MB/s
• Sequential Write Speed: Up to 3700 MB/s
• Random Read IOPS: 770,000
• Random Write IOPS: 135,000
• MTBF (Mean Time Between Failures): 2.0 Million Hours
• DWPD (Drive Writes Per Day): 1 DWPD

Connectivity and Expansion

• Interface Ports: 1 x SAS 12Gb/s
• Compatible Drive Bays: 1 x Hot-Swap 2.5-inch Slot

Server Compatibility

The Dell WTT60 SSD is engineered for seamless integration with a wide range of Dell PowerEdge servers, providing enhanced performance and reliability across multiple systems.

Supported Dell PowerEdge Models

• PowerEdge C6420, C6520, C6525, C6620
• PowerEdge R350, R440, R450, R550, R640, R650, R650xs
• PowerEdge R6515, R6525, R660, R660xs, R6615, R6625
• PowerEdge R740, R740xd, R750, R750xa, R750xs
• PowerEdge R7515, R7525, R760, R760xa, R760xs
• PowerEdge R7615, R7625, R840, R860
• PowerEdge R940, R940xa, R960
• PowerEdge T550, T560

Key Benefits of Dell WTT60 SSD

• Optimized for read-intensive data workloads
• High endurance and reliability for 24/7 operation
• Hot-plug functionality allows easy replacement and upgrades
• Enhanced I/O performance for database, analytics, and virtualization
• Engineered and tested by Dell for maximum system compatibility

Ideal Use Cases

• Data center read-intensive applications
• Cloud storage environments
• Big data analytics
• Virtualization and high-speed caching

Dell WTT60 7.68TB SAS 24GBPS RI 2.5-Inch Hot-Plug SSD

The Dell WTT60 7.68TB SAS 24GBPS Read-Intensive 1DWPD 2.5-Inch Hot-Plug SSD represents a highly efficient and performance-oriented storage solution designed for enterprise-grade servers and data center environments. This SSD utilizes the latest SAS 24Gbps interface, enabling superior data throughput, enhanced reliability, and improved scalability for mission-critical workloads. As a read-intensive drive with a 1 drive-write-per-day (1DWPD) endurance rating, it is optimized for applications where the majority of operations consist of reads, making it ideal for database queries, virtual desktop infrastructure (VDI), cloud storage, and analytics-driven workloads.

High-Performance SAS 24GBPS Interface Technology

The Dell WTT60 SSD leverages the SAS 24Gbps interface, an upgrade over previous 12Gbps generations, offering double the data bandwidth and reduced latency. This increased interface speed allows servers to handle larger datasets and deliver faster I/O performance for enterprise workloads that depend on consistent throughput. The advanced SAS protocol ensures stable communication between the drive and the host system, supporting dual-port capability for redundancy and failover protection in high-availability environments.

Enhanced Data Transfer Efficiency

With a sustained data transfer rate optimized for large sequential reads and a high number of input/output operations per second (IOPS), the Dell WTT60 ensures efficient data access and quick retrieval times. The combination of the 24Gbps SAS interface and enterprise-grade controller architecture allows workloads to experience reduced latency, enabling faster data-driven decisions and seamless access to critical applications hosted on the storage infrastructure.

Advanced Reliability for Enterprise Storage

The reliability of the Dell WTT60 7.68TB SSD is one of its most defining features. Engineered to withstand continuous operation in demanding data centers, it incorporates advanced error correction, end-to-end data path protection, and firmware-level safeguards that maintain data integrity even under heavy read operations. Its hot-plug capability also allows IT administrators to replace or upgrade drives without interrupting service, ensuring continuous uptime and minimal disruption during maintenance.

Large Capacity for Expanding Data Needs

With a generous 7.68TB storage capacity, the Dell WTT60 provides an exceptional balance between capacity, performance, and endurance. This capacity level supports large-scale enterprise applications such as virtualization, structured and unstructured databases, and large-scale content delivery systems. Organizations can consolidate workloads more effectively, reducing the physical storage footprint while maintaining high-performance access to frequently read data.

Optimized for Read-Intensive Workloads

The “Read-Intensive” designation signifies that the Dell WTT60 SSD is built for applications where read operations vastly outweigh write operations. Examples include online analytical processing (OLAP), content distribution networks, and cloud-based service infrastructures. The drive’s 1DWPD endurance means it can reliably handle complete drive writes once per day for the entire duration of its warranty, ensuring dependable performance across years of continuous usage.

Energy Efficiency and Thermal Management

Enterprise environments demand efficiency not only in performance but also in power usage. The Dell WTT60 7.68TB SAS SSD offers optimized power consumption that aligns with modern data center sustainability goals. Its energy-efficient design reduces overall system heat output, contributing to lower cooling costs and increased system longevity. The SSD includes thermal throttling and temperature monitoring to maintain safe operating temperatures even during periods of sustained activity.

Engineering Excellence and Dell Quality Standards

Dell’s engineering excellence ensures that every component of the WTT60 SSD meets stringent enterprise reliability and performance standards. Before being released to the market, each drive undergoes extensive testing and validation to ensure compatibility with Dell PowerEdge servers, storage arrays, and enterprise IT ecosystems. This ensures that system administrators can integrate the WTT60 seamlessly into their existing infrastructure, benefitting from Dell’s robust support ecosystem and firmware optimization.

Compatibility with Dell PowerEdge Servers

The Dell WTT60 7.68TB SAS 24Gbps SSD is certified for a wide range of Dell PowerEdge server models, ensuring full compatibility and optimal firmware integration. By using Dell-certified storage components, IT managers can maintain a fully supported and warranty-protected hardware environment, reducing the risk of system conflicts and ensuring that performance tuning features like predictive failure analysis and dynamic power management operate as intended.

Advanced Enterprise Data Protection Features

Data integrity is paramount in any enterprise storage solution. The Dell WTT60 includes a comprehensive suite of data protection technologies designed to ensure reliability and consistency even in the face of hardware failures, unexpected power losses, or system interruptions. Features such as power-loss data protection, end-to-end data path integrity, and error correction mechanisms work together to maintain the reliability of mission-critical workloads.

Enterprise-Level Endurance and Workload Efficiency

The Dell WTT60’s 1DWPD endurance classification represents an excellent balance between lifespan and cost-efficiency for read-oriented enterprise tasks. With a write endurance of one full drive write per day over its warranted lifespan, it can sustain rigorous operational cycles while maintaining optimal performance and reliability. Its NAND flash memory is optimized for durability, employing advanced wear-leveling algorithms and garbage collection techniques that prolong drive life.

Wear-Leveling Technology

Wear-leveling algorithms distribute write and erase cycles evenly across the NAND cells, ensuring that no individual cell becomes prematurely degraded. This contributes significantly to the drive’s long-term endurance, allowing consistent performance levels even after years of heavy read-dominated workloads. Combined with Dell’s firmware optimization, this feature enables predictable reliability for enterprises managing large-scale datasets.

Scalability and Flexibility in Data Center Applications

Scalability is a core feature of the Dell WTT60 SSD, making it suitable for deployment across a wide range of infrastructure configurations. Whether used in standalone servers, clustered systems, or high-performance storage arrays, the WTT60 adapts seamlessly to various environments. Its dual-port SAS interface enhances flexibility by supporting redundant data paths, enabling failover capabilities that are essential for enterprise reliability.

High Availability Configurations

The dual-port design of the Dell WTT60 SAS SSD enables simultaneous connectivity to two independent host controllers. This design is crucial in environments requiring fault-tolerant configurations, as it allows for continuous data access even if one connection path fails. Such high-availability architecture ensures uninterrupted operations and increased system resilience for critical business applications.

Integration into Storage Arrays and Virtualized Systems

Modern data centers often rely on storage arrays and hyper-converged infrastructure to manage dynamic workloads. The Dell WTT60 7.68TB SAS SSD integrates easily into these systems, delivering the consistent low-latency performance required by virtual machines, containers, and cloud applications. Its read-intensive design complements tiered storage strategies, allowing frequently accessed data to remain on high-speed storage layers for immediate retrieval.

Security Features and Data Confidentiality

Protecting sensitive data at the storage level is crucial for enterprise IT operations. The Dell WTT60 incorporates advanced security features, including self-encrypting drive (SED) options that comply with industry-standard encryption protocols. These features help organizations meet regulatory compliance standards while ensuring that unauthorized access to stored data is prevented even in the event of drive removal or physical theft.

Hardware-Based Encryption

The Dell WTT60 supports AES 256-bit hardware encryption, providing full-disk encryption at the hardware level without performance degradation. This ensures that all stored data is encrypted automatically, and decryption occurs seamlessly during authorized access. Such encryption mechanisms are particularly valuable for industries handling sensitive data, such as healthcare, finance, and government sectors.

Secure Erase Functionality

The secure erase feature allows administrators to permanently remove all stored data quickly and safely when decommissioning drives or repurposing them for new workloads. This ensures compliance with data privacy regulations and eliminates risks of data recovery from retired storage devices. Combined with Dell’s firmware-level protection mechanisms, the drive offers robust security throughout its lifecycle.

Use Cases and Application Scenarios

The Dell WTT60 7.68TB SAS 24Gbps SSD is purpose-built for read-intensive enterprise workloads. Its exceptional combination of performance, capacity, and reliability makes it suitable for a variety of high-demand applications across industries. Organizations can leverage its performance advantages for analytics, virtualization, and cloud computing tasks that rely heavily on fast and consistent data access.

Cloud Infrastructure and Virtualization

Virtualized data centers benefit immensely from the predictable performance and scalability of the Dell WTT60 SSD. Virtual machines require rapid read access to shared storage resources, and the WTT60’s high IOPS and low latency characteristics make it ideal for delivering responsive virtual desktop and cloud-hosted application performance. Its large capacity further supports multiple VMs per host without compromising reliability.

Database and Analytics Acceleration

For organizations managing large-scale analytical databases or decision-support systems, the WTT60’s read-optimized architecture ensures fast query response times and efficient access to data tables. This advantage enables real-time insights, faster report generation, and improved overall business intelligence performance. The combination of SAS 24Gbps bandwidth and Dell firmware optimization ensures consistent throughput for data-intensive analytic workloads.

Technology Foundation and NAND Architecture

The performance of the Dell WTT60 SSD is powered by enterprise-grade NAND flash memory, designed to deliver durability and consistent performance under continuous workloads. Combined with advanced controller technology, it offers predictable latency, high data retention, and improved error management.

NAND Flash Design

The WTT60 uses high-quality 3D NAND flash technology optimized for enterprise workloads. This multi-layered architecture allows for greater storage density without compromising reliability. The drive’s NAND design reduces cell-to-cell interference, enhancing both performance consistency and endurance throughout the device’s lifecycle.

Data Center Integration and Deployment Flexibility

Deploying the Dell WTT60 SSD in a data center environment offers administrators the flexibility to scale performance in line with evolving business requirements. Whether deployed in rack-mounted servers, storage blades, or hybrid arrays, its enterprise design supports seamless integration into existing architectures. Its backward compatibility with 12Gbps SAS interfaces ensures that organizations can transition to 24Gbps infrastructure without immediate hardware overhauls.

Backward Compatibility with Existing Infrastructure

Although the Dell WTT60 is built on the 24Gbps SAS standard, it maintains compatibility with legacy 12Gbps SAS controllers. This ensures that organizations can integrate the drive into existing environments while still preparing for future upgrades. This flexibility allows for a gradual modernization strategy, maximizing return on investment while introducing next-generation performance capabilities.

High-Density Server and Storage Deployment

The 2.5-inch form factor of the Dell WTT60 enables dense storage configurations within rack servers and modular storage systems. Enterprises can maximize capacity within limited rack space while maintaining optimal airflow and cooling efficiency. The drive’s compact yet powerful design contributes to efficient resource utilization across high-density data center deployments.

Performance Metrics and Operational Efficiency

The Dell WTT60 SAS SSD delivers outstanding IOPS performance for read-intensive operations. It maintains low latency across various workload patterns and ensures consistent throughput, which is essential for service-level agreement compliance in enterprise environments. Its firmware-level optimizations prevent performance degradation over time, providing reliable output even under sustained workloads.

Reduced Downtime and Operational Stability

The hot-plug feature, combined with Dell’s proactive management tools, ensures near-zero downtime during maintenance or upgrades. These characteristics make the WTT60 particularly valuable for organizations with 24/7 uptime requirements, where even minimal downtime can impact operations or service quality.

Environmental Responsibility and Sustainability

The Dell WTT60 aligns with Dell’s broader commitment to sustainability and environmentally responsible design. The SSD’s low power draw, efficient thermal design, and recyclable components contribute to eco-friendly data center operations. Reduced energy consumption not only lowers operational costs but also minimizes environmental impact, supporting corporate sustainability initiatives.

Energy-Efficient Architecture

By optimizing power usage across all active and idle states, the WTT60 minimizes wasted energy. This contributes to lower total data center power draw and supports compliance with green data center standards. Its low operating temperature also contributes to reduced cooling requirements, further enhancing efficiency.