Western Digital DC 20TB 7.2K RPM SATA 6GBPS Hard Drive WUH722020BLE6L4
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Product Overview
Western Digital Ultrastar DC HC560
The Western Digital Ultrastar DC HC560 is an enterprise-grade hard drive, specifically designed for data centers and cloud applications. This robust drive delivers unparalleled performance, reliability, and storage capacity.
Product Specifications
- Manufacturer: Western Digital Corporation
- Model Number: WUH722020BLE6L4
- Product Line: Ultrastar
- Series: Ultrastar DC HC560
- Capacity: 20 TB
Ideal Use Cases
Applications and Environments
- Cloud and hyperscale storage solutions
- Massive scale-out (MSO) environments and high-density data centers
- Distributed file systems
- Bulk storage for object storage frameworks such as Ceph™ and OpenStack® Swift
- Primary and secondary storage for big data analytics using Apache Hadoop®
Key Features and Benefits
Drive Characteristics
- Storage Capacity: 20 TB
- Form Factor: Internal 3.5-inch enclosure
- Interface: SATA 6 Gb/s
- Mean Time Between Failures (MTBF): 2.5 million hours
Performance Metrics
- Interface Transfer Rate: 600 MB/s
- Sustained Transfer Rate: 269/257 MB/s
- Average Latency: 4.16 ms
- Buffer Size: 512 MB
- Rotational Speed: 7200 RPM
Physical Specifications
Drive Dimensions
- Z-Height: 26.1 mm
- Dimensions (W x D): 101.6 mm x 147 mm
- Weight: 690 g
Buffer Feature: 512MB
Improved Performance
The Western Digital Ultrastar DC 20TB Hard Drive SATA-6GBPS is equipped with a substantial 512MB buffer, which plays a crucial role in enhancing the overall performance of the drive. The buffer acts as a temporary storage space for frequently accessed data, allowing for faster and more efficient retrieval. With a larger buffer size, the hard drive can store a greater amount of data, reducing latency and improving response times. This ultimately translates into a smoother user experience, especially when dealing with large files or running intensive applications.
Seamless Multitasking
In today's fast-paced digital world, multitasking has become a necessity. Whether you're a professional working on complex projects or simply a power user with multiple applications running simultaneously, the Western Digital Ultrastar DC 20TB Hard Drive's large 512MB buffer ensures seamless multitasking capabilities. The buffer allows for quick data transfers between the drive and the system, enabling you to effortlessly switch between tasks without experiencing any significant slowdowns or performance bottlenecks.
Reduced Wear and Tear
One often overlooked advantage of a sizable buffer is its ability to minimize wear and tear on the hard drive. By temporarily storing frequently accessed data in the buffer, the drive can reduce the number of read and write operations required on the actual disk platters. This not only extends the lifespan of the hard drive but also contributes to improved reliability and reduced chances of data loss. By investing in a hard drive with a generous 512MB buffer, you can significantly enhance the longevity of your storage solution.
Optimized Data Transfers
The Western Digital Ultrastar DC 20TB Hard Drive's 512MB buffer also plays a vital role in optimizing data transfers. As data is read from or written to the drive, it is first stored in the buffer before being transferred to the disk platters. This allows for more efficient data organization and sequencing, reducing the time required for accessing specific information. The optimized data transfers facilitated by the buffer ensure that data is retrieved or stored in the most efficient manner possible, further enhancing overall performance.
Enhanced Data Integrity
Data integrity is of utmost importance, especially when dealing with critical information or sensitive files. The large 512MB buffer of the Western Digital Ultrastar DC 20TB Hard Drive contributes significantly to maintaining data integrity. By temporarily storing data in the buffer, the drive can verify its accuracy and integrity before committing it to the disk platters. This process helps to identify and correct any potential errors or inconsistencies, ensuring that the stored data remains intact and reliable.
Efficient Caching Mechanism
Caching is a technique employed by modern storage devices to improve overall system performance. With a 512MB buffer, the Western Digital Ultrastar DC 20TB Hard Drive utilizes an efficient caching mechanism that retains frequently accessed data in the buffer for rapid retrieval. This reduces the need for repeated read requests to the disk platters, resulting in faster access times and improved system responsiveness. Whether you're running resource-intensive applications or accessing frequently used files, the efficient caching mechanism provided by the large buffer enables smooth and efficient operation.
Seamless Multimedia Streaming
For multimedia enthusiasts or professionals working with high-definition content, seamless streaming capabilities are essential. The Western Digital Ultrastar DC 20TB Hard Drive's 512MB buffer ensures uninterrupted multimedia streaming by storing chunks of data in advance. This preloading of data into the buffer allows for smooth playback without buffering interruptions. Whether you're watching a high-resolution movie or editing a 4K video project, the large buffer size ensures a seamless multimedia experience.
Format Feature: 512e
Enhanced Compatibility
The Western Digital Ultrastar DC 20TB Hard Drive SATA-6GBPS features a 512e format, which stands for 512-byte emulation. This format ensures enhanced compatibility with a wide range of systems, including legacy systems that may not support the more modern Advanced Format (4K) drives. By emulating the traditional 512-byte sector size, the drive eliminates any potential compatibility issues, allowing for seamless integration into both new and old systems. This ensures that users can easily upgrade their storage solution without worrying about compatibility constraints.
Improved Capacity Efficiency
The 512e format also offers improved capacity efficiency by optimizing the way data is stored on the drive. With traditional 512-byte sector sizes, a significant amount of storage space is wasted due to the need for additional error correction codes (ECC). However, with the 512e format, larger 4K sectors are used internally, while still presenting the drive to the system as if it has 512-byte sectors. This results in reduced overhead and more efficient utilization of the available storage capacity, allowing users to make the most out of their 20TB hard drive.
Seamless Transition
For users transitioning from older hard drives to the Western Digital Ultrastar DC 20TB Hard Drive, the 512e format ensures a smooth and hassle-free experience. The drive's ability to emulate the traditional sector size eliminates the need for any special configurations or software modifications during the transition process. Users can simply install the drive and begin utilizing its massive storage capacity without any compatibility or configuration concerns. This makes upgrading to the Ultrastar DC 20TB Hard Drive a seamless process, regardless of the user's existing system setup.
Efficient Error Correction
The 512e format incorporates advanced error correction capabilities, improving the overall reliability and data integrity of the drive. By utilizing larger 4K sectors internally, the drive can employ more powerful error correction codes to detect and correct potential errors. This enhanced error correction mechanism ensures that data stored on the drive remains accurate and reliable, minimizing the risk of data corruption or loss. Users can rest assured knowing that their valuable data is protected by the efficient error correction capabilities of the Ultrastar DC 20TB Hard Drive.
Optimized Performance
In addition to its compatibility and capacity efficiency benefits, the 512e format also contributes to optimized performance. The larger 4K sectors used internally allow for more efficient data organization, reducing the number of read and write operations required for accessing specific information. This results in improved performance and faster data transfers, enabling users to experience enhanced system responsiveness and reduced loading times. Whether you're working with large files or running resource-intensive applications, the 512e format ensures that your storage solution operates at peak performance.
Data Integrity Assurance
Data integrity is a critical concern for any user, regardless of their storage requirements. The 512e format addresses this concern by implementing robust error detection and correction mechanisms. By utilizing larger sectors internally, the drive enhances its ability to identify and correct errors, ensuring that data remains intact and reliable. This is particularly important for users dealing with sensitive information or critical files, as the 512e format provides an additional layer of assurance that their data will be safeguarded against potential corruption or loss.
In conclusion, the Western Digital Ultrastar DC 20TB Hard Drive SATA-6GBPS offers an exceptional buffer feature with its generous 512MB size. This buffer enhances performance, enables seamless multitasking, reduces wear and tear on the drive, optimizes data transfers, and maintains data integrity. Additionally, the 512e format ensures compatibility with various systems, improves capacity efficiency, enables a seamless transition, provides efficient error correction, optimizes performance, and assures data integrity. These features make the Ultrastar DC 20TB Hard Drive an ideal choice for users seeking high-performance storage with enhanced reliability and compatibility.