Western Digital Ultrastar 7k4000 HUS724030ALS640 3TB 7.2K RPM SAS-6GBPS 64MB Buffer Internal Hard Drive

Product Overview

Discover the robust performance of the Western Digital Ultrastar 7K4000 HUS724030ALS640 hard drive, designed to meet the demands of high-capacity data storage.

General Information

• Manufacturer: Western Digital
• Model: HUS724030ALS640
• Type: Hard Disk Drive (HDD)
• Sub-Type: SAS-6Gbps
• Product Line: Ultrastar
• Product Series: 7K4000
• Product Name: Ultrastar 7K4000 HUS724030ALS640

Key Features

• Storage Capacity: 3TB
• Interface: SAS-6Gbps
• Drive Size: 3.5 Inch
• Areal Density (Max): 475 Gb/in²
• Load/Unload Cycles (at 40°C): 600,000
• MTBF: 2 Million Hours

Performance Specifications

• Average Seek Time: 8.0 ms
• Rotational Speed: 7200 RPM
• Buffer Size: 64 MB
• Interface Transfer Rate (Max): 600 Mbps
• Sustained Transfer Rate (Typical): 172 Mbps

Physical Dimensions

• Z-Height: 26 mm
• Dimensions (W x D): 101.6 (+/-0.25) x 147 mm
• Weight (Typical): 690 g

Operating Environmental Conditions

• Ambient Temperature Range: 5ºC to 60ºC
• Shock (Half-Sine Wave, 2 ms, G): 70
• Random Vibration (g RMS, 5 to 500 Hz): 0.67 (XYZ)

Non-Operating Environmental Conditions

• Ambient Temperature Range: -40ºC to 70ºC
• Shock (Half-Sine Wave, 1 ms, G): 300

Capacity: 3TB

The Western Digital Ultrastar 7k4000 Internal Hard Drive comes with an impressive capacity of 3TB. This large storage space allows users to store a vast amount of data, including documents, photos, videos, and more. Whether you are a professional who needs to store large files or a home user who wants to keep their memories safe, the 3TB capacity of this hard drive has got you covered.

Benefits of a 3TB Capacity

Having a high capacity hard drive like the Western Digital Ultrastar 7k4000 offers several benefits for users:

Ample Space for Storing Data

With 3TB of storage space, you can store thousands of hours of high-definition video, tens of thousands of photos, or millions of documents. This means you won't have to worry about running out of space anytime soon, even if you regularly work with large files or have an extensive media collection.

Convenient Data Management

A larger capacity hard drive allows for better organization and management of your data. You can create separate folders and categories for different types of files, making it easy to locate specific information when you need it. This can significantly improve your productivity and efficiency, especially if you deal with a large amount of data on a regular basis.

Future-Proofing Your Storage Needs

As technology advances and file sizes continue to grow, having a spacious hard drive becomes crucial. By opting for the Western Digital Ultrastar 7k4000 with its 3TB capacity, you are future-proofing your storage needs. You won't have to worry about upgrading or adding additional drives in the near future, saving you time and money in the long run.

Backup and Redundancy

With a 3TB capacity, you can easily create backups of your important files and folders. Regular backups are essential to protect your data from accidental deletion, hardware failures, or malware attacks. Having a large capacity hard drive allows you to maintain multiple copies of your data and implement redundancy measures, ensuring that your files are safe and recoverable.

Speed: 7.2K RPM

The Western Digital Ultrastar 7k4000 Internal Hard Drive is designed for high-speed performance with its 7.2K RPM (Rotations Per Minute). This speed ensures that data can be accessed and transferred quickly, making it an ideal choice for users who require fast data processing and retrieval.

Benefits of 7.2K RPM Speed

The 7.2K RPM speed of the Western Digital Ultrastar 7k4000 offers several advantages for users:

Faster Data Access

The higher rotational speed allows the hard drive's read/write heads to access data more quickly. This means that when you open files, launch applications, or perform any operation that requires accessing stored data, it will happen faster, resulting in improved overall system performance and responsiveness.

Reduced Loading Times

If you work with large files or frequently use resource-intensive applications, a faster hard drive speed can significantly reduce loading times. For example, video editors and content creators will benefit from quicker access to their media files, resulting in smoother editing workflows and reduced rendering times.

Enhanced Multitasking Abilities

The 7.2K RPM speed of this hard drive ensures that you can multitask efficiently without experiencing slowdowns or performance bottlenecks. Whether you are running multiple applications simultaneously or performing resource-intensive tasks, the fast data access speed enables smooth and uninterrupted operation.

Improved Gaming Experience

Gamers will appreciate the benefits of a high-speed hard drive. The Western Digital Ultrastar 7k4000 allows for faster game loading times, reducing the waiting period between levels or scenes. Additionally, open-world games with extensive map data can benefit from faster data retrieval, resulting in smoother gameplay and reduced lag.

Interface: SAS-6GBPS

The Western Digital Ultrastar 7k4000 Internal Hard Drive utilizes the SAS-6GBPS interface, ensuring reliable and high-speed data transfer between the hard drive and the host system. This interface offers numerous benefits for users who require fast and efficient data communication.

Benefits of SAS-6GBPS Interface

The SAS-6GBPS interface provides several advantages for users:

High Data Transfer Rates

With a transfer rate of 6GBPS, the SAS interface allows for rapid data transfer between the hard drive and the host system. This is particularly useful when working with large files or performing data-intensive tasks such as video editing, database management, or scientific simulations. The high-speed interface ensures that your workflow remains smooth and uninterrupted.

Reliability and Scalability

The SAS interface is known for its reliability and scalability. It is commonly used in enterprise-grade storage systems due to its ability to handle large volumes of data without compromising performance. Whether you are using the Western Digital Ultrastar 7k4000 for personal or professional purposes, the SAS-6GBPS interface guarantees a stable and efficient data transfer experience.

Compatibility with Existing Systems

The SAS-6GBPS interface is backward compatible with previous SAS generations and SATA. This means that you can easily integrate the Western Digital Ultrastar 7k4000 into your existing system without any compatibility issues. Whether you have an older server or a newer workstation, the SAS interface ensures seamless connectivity and data transfer.

Hot-Swapping Support

One of the notable features of the SAS-6GBPS interface is its support for hot-swapping. Hot-swapping allows you to replace or add hard drives without shutting down the system, making it a convenient and time-saving feature, especially in enterprise environments where continuous operation is crucial. The Western Digital Ultrastar 7k4000's SAS interface enables hassle-free drive replacement or expansion.

Buffer: 64MB

The Western Digital Ultrastar 7k4000 Internal Hard Drive features a 64MB buffer, also known as cache. The buffer plays a significant role in enhancing the performance and efficiency of the hard drive by temporarily storing frequently accessed data and optimizing read/write operations.

Benefits of a 64MB Buffer

The 64MB buffer in the Western Digital Ultrastar 7k4000 provides several benefits for users:

Faster Data Access

The buffer acts as a temporary storage area for frequently accessed data. By caching this data, the hard drive can quickly retrieve it when needed, resulting in faster read speeds. This is particularly useful when accessing small files or performing repetitive tasks that involve accessing the same data multiple times.

Improved Overall Performance

The presence of a buffer enhances the overall performance of the hard drive. By optimizing read/write operations and reducing the time spent on data retrieval, the buffer ensures that your system operates more efficiently. This can lead to improved application loading times, reduced system lag, and smoother multitasking capabilities.

Optimized Data Transfers

The buffer helps to optimize data transfers between the hard drive and the host system. It acts as a temporary data bridge, allowing for smoother communication and reducing potential bottlenecks. This is especially beneficial when dealing with large files or during data-intensive tasks, as it ensures that data is transferred at optimal speeds.

Reduced Wear and Tear

By temporarily storing frequently accessed data in the buffer, the hard drive can minimize unnecessary read/write operations. This reduces wear and tear on the drive's mechanical components, which can prolong its lifespan. The 64MB buffer contributes to a more efficient and reliable hard drive, ensuring longevity and data integrity.