HUS724040ALS640 4TB WD SAS-6GBPS 7.2K RPM HDD with 64MB Buffer
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Capacity: 4TB
The Western Digital HUS724040ALS640 Hard Drive offers an impressive capacity of 4TB, making it an ideal choice for users who require a large amount of storage space. Whether you are a professional photographer, videographer, or simply someone who needs to store a vast collection of files, this hard drive has you covered.
Western Digital Ultrastar 7K4000 HUS724040ALS640 Hard Drive Specifications
General Information
- Brand: Western Digital
- Model: HUS724040ALS640
- Product Line: Ultrastar
- Series: 7K4000
- Product Name: Ultrastar 7K4000 HUS724040ALS640 Hard Drive
Key Features and Capabilities
Storage and Interface
- Storage Capacity: 4TB, providing extensive space for data storage.
- Interface: SAS 6Gbps, ensuring high-speed data transfers and reliable connectivity.
Drive Dimensions and Build Quality
- Form Factor: 3.5 inches, ideal for various server and storage systems.
- Areal Density: 475 Gbits/sq. in., maximizing storage efficiency on the disk.
- Load/Unload Cycles: Rated for 600,000 cycles at 40°C, ensuring durability in demanding environments.
- MTBF (Mean Time Between Failures): 2 million hours, signifying robust reliability and long lifespan.
Performance Characteristics
Speed and Data Transfer
- Average Seek Time: 8.0 ms, offering quick access to data.
- Rotational Speed: 7200 RPM, providing a balance between speed and stability.
- Buffer Size: 64MB, enhancing data read and write performance.
- Maximum Interface Transfer Rate: 600 Mbps, ensuring fast and efficient data transfers.
- Sustained Transfer Rate: 172 Mbps (typical), maintaining consistent performance under load.
Physical Specifications
Size and Weight
- Z-height: 26 mm, fitting standard drive bays with ease.
- Dimensions: Width: 101.6 mm (+/-0.25 mm) x Depth: 147 mm, adhering to industry standards.
- Weight: 690 grams (typical), ensuring solid build quality without unnecessary bulk.
Environmental Specifications
Operating Conditions
- Ambient Temperature: Operates efficiently between 5°C to 60°C, suitable for various environments.
- Shock Resistance: Withstands up to 70G (half-sine wave 2ms), providing protection against physical impacts during operation.
- Vibration Tolerance: 0.67 G (5 to 500 Hz XYZ), maintaining performance even under vibration.
Non-Operating Conditions
- Storage Temperature: Can be safely stored between -40°C to 70°C, ensuring data integrity during non-operational periods.
- Shock Resistance (non-operating): Up to 300G (half-sine wave 1ms), providing robust protection when not in use.
Benefits of 4TB Capacity
Having a 4TB capacity means that you can store a massive amount of data on a single drive. This eliminates the need for multiple smaller drives and simplifies your storage setup. Whether it's high-resolution photos, HD videos, or even entire software libraries, you can store it all in one place.
Convenience and Organization
With 4TB of storage space, you can easily organize your files and folders without worrying about running out of space. This allows for efficient file management and ensures that you can quickly locate and access your data whenever you need it.
Reduced Clutter
By consolidating your data onto a single 4TB hard drive, you can minimize the number of physical drives you need to maintain. This not only saves physical space but also reduces cable clutter and simplifies your overall setup.
Futurproofing
The 4TB capacity ensures that you will have ample storage space for future needs. As file sizes continue to increase with advancements in technology, having a larger capacity drive will help future-proof your storage solution.
Importance of 4TB Capacity
The importance of the 4TB capacity cannot be overstated in today's digital age. With the ever-increasing size of files and data-intensive applications, having a large storage capacity is crucial for both personal and professional use. Whether you are a creative professional, a data analyst, or simply a technology enthusiast, the 4TB capacity of the Western Digital HUS724040ALS640 Hard Drive ensures that you will never run out of space for your files.
Interface: SAS-6GBPS
The Western Digital HUS724040ALS640 Hard Drive features a SAS-6GBPS interface, providing users with a reliable and high-performance connection for their storage needs. This interface offers numerous benefits and is well-suited for various applications.
Benefits of SAS-6GBPS Interface
The SAS-6GBPS interface offers several advantages over other interfaces, making it an excellent choice for users who require fast and reliable data transfer rates.
High Data Transfer Speeds
The SAS-6GBPS interface provides impressive data transfer speeds of up to 6 gigabits per second. This allows for quick and efficient transfer of large files, reducing waiting times and improving overall productivity. Whether you are transferring multimedia files, running virtual machines, or performing data backups, the high-speed interface ensures that your tasks are completed in a timely manner.
Enhanced Reliability
SAS (Serial Attached SCSI) is known for its reliability and robustness. The SAS-6GBPS interface offers advanced error detection and correction capabilities, ensuring that your data remains intact even in the event of transmission errors. This makes it an ideal choice for critical applications that require high levels of data integrity.
Hot Swapping Support
The SAS-6GBPS interface supports hot swapping, allowing you to replace or add drives without shutting down your system. This feature is particularly useful in server environments where continuous operation is essential. It eliminates the need for system downtime and ensures uninterrupted access to your data.
Importance of SAS-6GBPS Interface
The SAS-6GBPS interface plays a vital role in ensuring fast and reliable data transfer, making it an essential feature for users who require high-performance storage solutions. Whether you are a professional working in a demanding environment or a technology enthusiast who values efficiency, the SAS-6GBPS interface of the Western Digital HUS724040ALS640 Hard Drive provides the speed and reliability you need.
Speed: 7.2K RPM
The Western Digital HUS724040ALS640 Hard Drive boasts a speed of 7.2K RPM (rotations per minute), delivering impressive performance for users who require fast data access and smooth operation in their storage devices.
Benefits of 7.2K RPM Speed
The 7.2K RPM speed offers several advantages that contribute to improved performance and user experience.
Faster Data Access
A higher rotational speed translates to faster data access times. With 7.2K RPM, you can retrieve your files and applications more quickly, allowing for a more efficient workflow. This is particularly beneficial for users who work with large files or perform data-intensive tasks.
Smooth Operation
The 7.2K RPM speed ensures that the hard drive operates smoothly, minimizing delays and reducing the chance of system slowdowns. Whether you are multitasking or running resource-intensive applications, the high-speed rotation ensures that your hard drive can keep up with your demands.
Compatibility with Various Applications
The 7.2K RPM speed makes the Western Digital HUS724040ALS640 Hard Drive compatible with a wide range of applications. From everyday computing tasks to more demanding scenarios such as database management or video editing, the drive's speed ensures optimal performance across different usage scenarios.
Importance of 7.2K RPM Speed
The 7.2K RPM speed is crucial for users who require fast and reliable storage solutions. Whether you are a gamer, a creative professional, or a business user, the speed of your hard drive directly impacts your overall experience. The Western Digital HUS724040ALS640 Hard Drive's 7.2K RPM speed ensures that you can access your data quickly and enjoy a smooth computing experience.
Buffer: 64MB
The Western Digital HUS724040ALS640 Hard Drive features a sizable buffer of 64MB, which plays a significant role in improving data transfer rates and overall performance.
Benefits of 64MB Buffer
A larger buffer size offers several advantages that enhance the performance and efficiency of the hard drive.
Improved Read/Write Speeds
The 64MB buffer allows for faster read and write speeds, as it acts as a temporary storage space for frequently accessed data. This reduces the time required to retrieve or store data, resulting in improved overall performance. Whether you are copying files, running applications, or accessing multimedia content, the larger buffer size ensures smooth and efficient data transfers.
Reduced Drive Wear and Tear
By temporarily storing data in the buffer, the hard drive can reduce the number of read and write operations performed on the physical disk. This minimizes wear and tear on the drive's mechanical components, prolonging its lifespan and enhancing its reliability.
Optimized Performance in Multitasking Scenarios
The larger buffer size allows the hard drive to handle multiple read and write requests simultaneously, making it ideal for multitasking scenarios. Whether you are running multiple applications or performing data-intensive tasks, the 64MB buffer ensures that your hard drive can keep up with your demands without compromising performance.
Importance of 64MB Buffer
The 64MB buffer is a crucial feature for users who require fast and efficient data transfers. Whether you are a professional who deals with large files or a casual user who values smooth computing, the buffer size plays a significant role in enhancing the overall performance of the Western Digital HUS724040ALS640 Hard Drive.