Seagate ST3450857SS Cheetah 450GB SAS 6GBPS 15K RPM HDD 16MB Buffer - Form Factor

Form Factor: 3.5 inch

The form factor of a hard disk drive (HDD) refers to its physical size and shape. The Seagate ST3450857SS HDD features a 3.5-inch form factor, which is the most common size for desktop and server applications. This form factor is widely used in the industry due to its compatibility with standard drive bays and mounting systems.

Product Specification of Seagate ST3450857SS

• Brand: Seagate
• Part Number: ST3450857SS
• Product Type: Hard Disk Drive (HDD)
• Interface: SAS 6GBPS

Interface and Speed

• Interface Type: SAS 2.0, delivering speeds up to 6.0GB/S
• Cache Memory: 16MB, optimizing data handling

Storage Capacity and Density

• Storage Capacity: 450 GB, providing extensive space
• Areal Density: 225 GBITS/inch², ensuring effective data organization
• Guaranteed Sectors: 879,097,968, ensuring dependable data retention

Performance Metrics of 450GB HDD

• Spindle Speed: 15,000 RPM for rapid data access
• Average Latency: 2.0 MSEC, reducing access delays
• Random Read Seek Time: 3.4 MSEC, facilitating swift data retrieval
• Random Write Seek Time: 3.9 MSEC, enhancing writing efficiency

Benefits of 3.5-inch Form Factor

1. Compatibility:

The 3.5-inch form factor is compatible with a wide range of computer systems, making it a versatile choice for both home and business users. It can easily fit into desktop computers, workstations, and servers without requiring any additional adapters or modifications.

2. Higher Capacity:

Compared to smaller form factors like 2.5-inch drives commonly used in laptops, the 3.5-inch form factor allows for higher storage capacity. This means that users can store more data on a single drive, reducing the need for multiple drives or external storage solutions.

3. Better Cooling:

Due to its larger size, 3.5-inch HDDs generally provide better cooling compared to smaller form factors. The increased surface area allows for improved heat dissipation, which is crucial for maintaining optimal drive performance and longevity.

4. Enhanced Durability:

The larger form factor of the Seagate ST3450857SS HDD contributes to its overall durability. The extra space within the drive enclosure allows for stronger internal components and better shock resistance, minimizing the risk of data loss due to physical damage.

5. Cost-Effective:

While smaller form factors may be suitable for specific applications, the 3.5-inch form factor remains the most cost-effective choice for mainstream storage needs. It offers a balance between capacity, performance, and affordability, making it an ideal option for both personal and professional use.

Capacity: 450GB

The capacity of a hard disk drive (HDD) refers to the amount of data it can store. The Seagate ST3450857SS HDD has a capacity of 450GB, providing ample space for various applications and data-intensive tasks.

Benefits of 450GB Capacity

1. Ample Storage Space:

With a capacity of 450GB, this HDD offers sufficient storage space for a wide range of files, including documents, photos, videos, and software applications. It enables users to store their data conveniently in one place without the need for additional drives.

2. Accommodate Large Files:

The 450GB capacity is particularly useful for users who frequently work with large files such as high-definition videos or complex software projects. It allows for easy storage and retrieval of these files without having to worry about running out of space.

3. Multi-tasking Capabilities:

Having a larger storage capacity enables users to run multiple applications simultaneously without experiencing performance issues. It provides the flexibility to store and access multiple files simultaneously, improving productivity and workflow efficiency.

4. Future-Proofing:

As data continues to grow at an exponential rate, having a higher capacity HDD like the Seagate ST3450857SS ensures that users can accommodate their future storage needs. It provides room for expansion and prevents the need for frequent upgrades or additional drives shortly.

5. Cost-Effective:

With its 450GB capacity, this HDD strikes a balance between cost-effectiveness and sufficient storage space. It offers users a cost-effective solution for their storage requirements without overspending on excessive capacity that may not be fully utilized.

Interface: SAS 6GBPS

The interface of a hard disk drive (HDD) refers to the method by which it connects to a computer or server. The Seagate ST3450857SS HDD features a SAS (Serial Attached SCSI) 6GBPS interface, which offers several advantages over other interfaces.

1. High Data Transfer Speeds:

The SAS 6GBPS interface provides significantly faster data transfer speeds compared to traditional SATA interfaces. It allows for quick and efficient access to stored data, reducing latency and improving overall system performance.

2. Scalability:

SAS interfaces support daisy-chaining multiple drives, allowing for easy scalability and expansion of storage capacity. This is particularly beneficial for server environments where the demand for storage can increase rapidly.

3. Improved Reliability:

SAS interfaces offer advanced error detection and correction mechanisms, ensuring data integrity and minimizing the risk of data loss or corruption. This makes them highly reliable for critical applications that require consistent and error-free data access.

4. Compatibility with Enterprise Systems:

SAS interfaces are widely used in enterprise systems, making the Seagate ST3450857SS HDD an ideal choice for server environments. It ensures compatibility with various server configurations, RAID controllers, and high-performance storage systems.

5. Hot-capability:

SAS drives support hot-swapping, allowing for the replacement or addition of drives without shutting down the system. This feature is particularly valuable in mission-critical environments where downtime must be minimized.

Speed: 15K RPM

The speed of a hard disk drive (HDD) refers to the rotational speed at which the drive's platters spin. The Seagate ST3450857SS HDD operates at a speed of 15,000 revolutions per minute (RPM), providing several advantages for users.

Benefits of 15K RPM Speed

1. Faster Data Access:

The higher rotational speed of 15K RPM enables faster data access times compared to slower-spinning HDDs. It allows for quicker retrieval of data, resulting in reduced latency and improved overall system responsiveness.

2. Enhanced Performance:

The increased speed translates into improved performance, especially in applications that involve frequent read and write operations. The Seagate ST3450857SS HDD is optimized for demanding workloads and can handle data-intensive tasks effectively.

3. Suitable for I/O-Intensive Applications:

The 15K RPM speed is particularly beneficial for Input/Output (I/O) intensive applications, such as databases, virtualization, and high-performance computing. It ensures that the drive can keep up with the demands of these resource-intensive tasks.

4. Reduced Seek Times:

Seek time refers to the time taken by the drive's read/write heads to locate and access specific data on the platters. Higher RPM drives like the Seagate ST3450857SS have shorter seek times, resulting in quicker data retrieval and improved overall system efficiency.

5. Compatibility with Legacy Systems:

While solid-state drives (SSDs) have gained popularity in recent years, many legacy systems still rely on high-speed HDDs like the Seagate ST3450857SS. The 15K RPM speed ensures compatibility with such systems, allowing users to upgrade their storage without requiring extensive hardware changes.

Buffer Size: 16MB

The buffer size, also known as the cache, of a hard disk drive (HDD) refers to the amount of onboard memory used to temporarily store data. The Seagate ST3450857SS HDD has a buffer size of 16MB, which offers several benefits for users.

Benefits of 16MB Buffer Size

1. Improved Data Transfer Speeds:

The larger buffer size allows the drive to store more data in memory, reducing the need for frequent access to the physical disk platters. This results in improved data transfer speeds and overall system performance.

2. Enhanced Multi-tasking Abilities:

With a larger buffer size, the Seagate ST3450857SS HDD can handle multiple read and write requests simultaneously. This is particularly useful in multi-tasking environments where several applications are accessing the drive simultaneously.

3. Reduced Latency:

By temporarily storing frequently accessed data in the buffer, the drive can retrieve it more quickly, reducing latency and improving overall system responsiveness. This is especially beneficial in scenarios where low latency is crucial, such as gaming or real-time data analysis.

4. Smoother Streaming and Media Playback:

The 16MB buffer size helps ensure a consistent data flow for streaming media files, such as videos or audio. It reduces buffering times and provides a smoother playback experience, even when accessing large media files.

5. Improved Reliability:

The larger buffer size contributes to improved data reliability by allowing the drive to optimize read and write operations. It helps prevent data loss or corruption by ensuring that data is written correctly and read accurately from the disk platters.