Western Digital WD221KRYZ 22TB 7200 RPM SATA 6GBPS Internal HDD.
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Product Details
- The Western Digital WD Gold 22TB is an internal hard disk drive designed for enterprise-class storage solutions, offering exceptional performance and reliability for demanding workloads. This 3.5-inch SATA drive is optimized for large data centers, cloud storage, and other high-capacity environments.
Brand and Product Information
- Manufacturer: Western Digital
- Part Number: WD221KRYZ
Key Specifications
- Storage Capacity: 22TB
- Form Factor: 3.5-inch
- Interface: SATA 6Gb/s
- User Sectors: 512e
- ROHS Compliance: Yes
- Optinand™ Technology: Yes
Performance Highlights
- Interface Transfer Rate (max): 6Gb/s
- Sustained Transfer Rate: 291MB/s
- Cache: 512MB
- Spindle Speed: 7200 RPM
Physical Specifications
- Height: 26.1mm
- Dimensions (W x D): 101.6mm x 147mm
- Weight: 670g
Rpm: 7200
What is Rpm?
In the world of hard disk drives (HDDs), RPM stands for revolutions per minute. It refers to the speed at which the hard disk platters spin within the drive. The Western Digital WD Gold 22TB Internal Enterprise Class Hard Disk Drive boasts an impressive 7200 RPM, making it a high-performance storage solution for enterprise users.
The Benefits of 7200 RPM
Faster Data Access
One of the primary advantages of a higher RPM is faster data access. With a 7200 RPM drive, the read/write heads can quickly locate and retrieve data from different locations on the disk. This results in reduced latency, allowing for quicker file access and improved overall system performance.
Optimal Performance for Demanding Applications
7200 RPM drives are widely recognized for their ability to handle demanding applications efficiently. Whether you're running resource-intensive software or performing data-intensive tasks, such as video editing or database management, a high-RPM drive like the Western Digital WD Gold ensures smooth and seamless performance.
Enhanced Multimedia Experience
If you're a multimedia enthusiast who regularly deals with large files like HD videos or high-resolution images, a 7200 RPM drive is essential. The increased rotational speed allows for faster data transfer rates, ensuring that your media files load quickly and play smoothly without any buffering or lag.
Reduced Backup and Transfer Times
Backing up your data or transferring large files between devices can be time-consuming with slower hard drives. However, with a 7200 RPM drive, you'll experience significantly reduced backup and transfer times. This is especially crucial for businesses that rely on frequent data backups or need to transfer large amounts of data regularly.
Compatibility with RAID Arrays
RAID (Redundant Array of Independent Disks) arrays are commonly used in enterprise environments to enhance data storage reliability and performance. When configuring a RAID array, it's important to choose drives with matching RPMs to ensure optimal performance. The Western Digital WD Gold's 7200 RPM makes it an ideal choice for RAID setups, allowing for seamless integration and improved overall RAID performance.
Interface: SATA-6GBPS
Understanding SATA-6GBPS
SATA, short for Serial ATA, is the standard interface used for connecting storage devices like hard drives to computers. The Western Digital WD Gold 22TB Internal Enterprise Class Hard Disk Drive features a SATA-6GBPS interface, offering exceptional data transfer speeds and compatibility.
The Advantages of SATA-6GBPS
High Data Transfer Rates
SATA-6GBPS provides significantly higher data transfer rates compared to its predecessors. With a maximum transfer speed of 6 gigabits per second (Gbps), this interface ensures swift and efficient data transmission between the hard drive and the host system. This is particularly beneficial when dealing with large files or performing data-intensive tasks.
Backward Compatibility
One of the key advantages of SATA-6GBPS is its backward compatibility with earlier SATA versions, such as SATA 3Gb/s and SATA 1.5Gb/s. This means that the Western Digital WD Gold can be seamlessly integrated into systems with older SATA interfaces, ensuring compatibility across a wide range of devices.
Hot-Swapping Support
SATA-6GBPS supports hot-swapping, allowing you to connect or disconnect the hard drive while the system is powered on. This feature is particularly useful in enterprise environments where drive replacements or system upgrades may be required without interrupting the workflow.
Improved System Responsiveness
The high data transfer rates offered by SATA-6GBPS contribute to improved system responsiveness. Whether you're booting up your computer, launching applications, or accessing files, the Western Digital WD Gold's SATA-6GBPS interface ensures minimal waiting time, providing a smooth and efficient user experience.
Efficient Power Management
SATA-6GBPS incorporates advanced power management features to optimize energy consumption. This not only helps reduce electricity costs but also extends the lifespan of the hard drive by minimizing heat generation and wear and tear on internal components.
Buffer: 512MB
Introducing the 512MB Buffer
In a hard disk drive, the buffer, also known as the cache, is a small amount of high-speed memory used to temporarily store frequently accessed data. The Western Digital WD Gold 22TB Internal Enterprise Class Hard Disk Drive boasts an impressive 512MB buffer, enhancing its performance and improving overall user experience.
The Importance of a Large Buffer
Faster Data Access
A larger buffer size allows for faster data access since more frequently accessed data can be stored in the cache. With a 512MB buffer, the Western Digital WD Gold can hold a significant amount of frequently accessed data, resulting in reduced latency and quicker file retrieval times.
Seamless Multitasking
If you run multiple applications simultaneously or perform multitasking operations, a larger buffer size becomes crucial. The 512MB buffer in the WD Gold enables smooth multitasking by efficiently managing the data flow between the hard drive and the system, preventing performance bottlenecks and ensuring a seamless user experience.
Improved System Performance
A larger buffer acts as a temporary staging area for data, reducing the need for frequent access to the physical disk. This reduces the strain on the hard drive, allowing it to perform more efficiently. Consequently, the Western Digital WD Gold's 512MB buffer significantly improves overall system performance, especially in scenarios involving random data access.
Enhanced Reliability
The larger buffer size also contributes to enhanced reliability. By temporarily storing frequently accessed data in the buffer, the probability of read or write errors is reduced. This helps prevent data loss or corruption, making the Western Digital WD Gold a reliable storage solution for critical business data or personal files.
Optimized Disk Usage
A larger buffer enables better disk usage optimization. Since frequently accessed data is readily available in the cache, the hard drive can operate more efficiently with reduced seek times. This translates to improved performance and longevity of the drive, as it experiences less wear and tear.
In conclusion, the Western Digital WD Gold 22TB Internal Enterprise Class Hard Disk Drive offers an impressive set of features that make it a top choice for enterprise users. With its 7200 RPM, users can expect faster data access, optimal performance for demanding applications, and reduced backup and transfer times. The SATA-6GBPS interface ensures high data transfer rates, backward compatibility, hot-swapping support, improved system responsiveness, and efficient power management. Additionally, the 512MB buffer enhances performance by enabling faster data access, seamless multitasking, improved system performance, enhanced reliability, and optimized disk usage. With these features combined, the WD Gold provides a reliable and high-performance storage solution for businesses and individuals alike.