Seagate ST20000NM002D 20TB 7.2K RPM Hard Drive SAS 12GBPS New

Product Overview for the Seagate ST20000NM002D 20TB 7.2K RPM Hard Drive

In the world of data storage, Seagate is a well-known and trusted brand that provides a wide range of storage solutions for both personal and enterprise use. One of their flagship products is the Seagate ST20000NM002D, a 20TB hard drive that is designed for internal use with SAS 12GBPS connectivity. In this detailed review, we will explore the key features and specifications of the Seagate ST20000NM002D, and understand how it can be a valuable addition to your storage infrastructure.

Seagate ST20000NM002D is a high-capacity 20TB hard drive with a rotational speed of 7.2K RPM (Revolutions Per Minute). This internal hard drive is equipped with a SAS (Serial Attached SCSI) interface, specifically SAS 12GBPS, which makes it suitable for enterprise-level applications where data reliability and speed are of utmost importance.

Let's take a closer look at some of the key features that set the Seagate ST20000NM002D apart:

• High Capacity: The Seagate ST20000NM002D offers a whopping 20 terabytes of storage space. This makes it an ideal choice for organizations dealing with vast amounts of data, such as data centers, cloud service providers, and businesses with extensive data storage needs.
• Optimized for Performance: The 7.2K RPM rotational speed ensures that data can be accessed quickly, which is crucial for applications that require rapid data retrieval. It's perfect for scenarios where high I/O (Input/Output) operations are necessary.
• SAS 12GBPS Interface: The SAS 12GBPS interface provides a high-speed, reliable connection between the hard drive and the server or storage system. It offers better performance and fault tolerance compared to traditional SATA interfaces, making it a preferred choice for enterprise applications.
• Enterprise-Grade Reliability: Seagate is known for its commitment to data integrity and reliability. The ST20000NM002D is built with enterprise-grade components to ensure data is safe and available when needed. It's designed to meet the demands of 24/7 operation.
• Error Correction and Data Integrity: This hard drive features advanced error correction techniques to protect against data corruption and loss. It helps maintain data integrity and ensures that your critical information remains intact.
• Scalability: The high capacity and reliability of the Seagate ST20000NM002D make it an excellent choice for businesses that require scalable storage solutions. You can expand your storage infrastructure by adding more drives as your needs grow.
• Compatibility: The drive is designed to be compatible with a wide range of servers and storage systems, making it a versatile choice for various applications. However, it's essential to check the compatibility with your specific hardware before making a purchase.
• Enhanced Power Efficiency: Seagate employs power-saving technologies to ensure that the hard drive operates efficiently, reducing energy consumption and heat generation. This can contribute to cost savings and a longer operational lifespan.
• Quiet Operation: Despite its impressive performance, the Seagate ST20000NM002D operates quietly. This is an important consideration for environments where noise can be a concern, such as office settings or smaller server rooms.
• Easy Integration: Installing and configuring the Seagate ST20000NM002D is straightforward, thanks to its standard form factor and interface. Many servers and storage systems support hot-swapping, making it easy to replace or upgrade the drive without interrupting operations.

The Seagate ST20000NM002D is a versatile storage solution with various applications, including:

• Data Centers: Large data centers that manage massive volumes of information can benefit from the high capacity and reliability of the ST20000NM002D. It's suitable for storing everything from customer data to application backups.
• Cloud Service Providers: Cloud service providers must deliver high-speed, reliable data storage to their clients. The SAS interface and enterprise-grade features of this hard drive make it a valuable component in cloud infrastructure.
• Enterprise Storage: In businesses where data is critical, such as financial institutions and healthcare organizations, the ST20000NM002D can serve as primary or backup storage for databases and critical applications.
• Media and Entertainment: Media companies handling large video and audio files can take advantage of the massive storage capacity to store and access content efficiently.
• Surveillance Systems: For surveillance systems, especially those with multiple high-definition cameras, a reliable and high-capacity storage solution is essential. The Seagate ST20000NM002D can store weeks or even months of video footage.
• Big Data Analytics: Analyzing vast datasets requires ample storage. The Seagate ST20000NM002D is well-suited for handling the data storage needs of big data analytics platforms.
• Backup and Archiving: Backup solutions for businesses often require large storage capacities. The ST20000NM002D can be used for regular data backups and long-term archiving.
• Virtualization: Virtualized environments can benefit from the speed and reliability of the ST20000NM002D when hosting multiple virtual machines.

One of the critical factors to consider in any storage solution is its performance. The Seagate ST20000NM002D doesn't disappoint in this regard. Here's a deeper look into its performance characteristics:

• Rotational Speed: The 7.2K RPM rotational speed ensures that data can be accessed with minimal latency. This is particularly important for applications that rely on random I/O operations, as the drive's spinning speed directly affects how quickly data can be read or written.
• SAS 12GBPS Interface: The SAS 12GBPS interface is a high-speed connection that offers several advantages. It provides faster data transfer rates than SATA interfaces and is designed for high-throughput, low-latency data access. This is crucial for enterprise applications where data access speed can impact overall system performance.
• Cache: The Seagate ST20000NM002D includes a cache buffer, which is a smaller, high-speed memory that stores frequently accessed data. This cache can help improve overall drive performance by reducing the need to retrieve data from the physical disk platters.
• Reliability and Data Integrity
• When it comes to enterprise storage, reliability is paramount. The Seagate ST20000NM002D is designed with features that ensure data integrity and operational stability:
• Error Correction: Advanced error correction mechanisms are in place to detect and correct errors in data. This is essential for preventing data corruption and ensuring that the stored information is accurate and complete.
• MTBF (Mean Time Between Failures): Seagate specifies a high MTBF for this hard drive, indicating its expected reliability over time. A high MTBF is crucial for enterprise use, as it implies that the drive is less likely to fail prematurely.
• End-to-end Data Protection: The drive features end-to-end data protection, which means that data is protected from the point it's written to the drive until it's read back. This helps safeguard data throughout its lifecycle on the drive.

Reducing power consumption and heat generation is essential in data center and enterprise environments. The Seagate ST20000NM002D is designed with power efficiency in mind:

• Idle Modes: The drive can enter low-power idle modes when not in active use, reducing power consumption. This feature can result in energy cost savings for businesses operating numerous hard drives.
• Cool Operation: In addition to reducing power consumption, the drive's power-efficient design also results in cooler operation, which can be important for maintaining a suitable operating environment in server rooms and data centers.

Compatibility and Integration

The Seagate ST20000NM002D is built with compatibility and easy integration in mind:

• Form Factor: The drive adheres to standard 3.5-inch form factor dimensions, making it compatible with a wide range of server and storage chassis that support 3.5-inch drives.
• Hot-Swappable: Many servers and storage systems support hot-swapping, allowing you to replace or upgrade the drive without shutting down the entire system. This is a valuable feature for businesses that require continuous operation.
• Operating System Compatibility: The drive is designed to work with various operating systems, including Windows, Linux, and Unix. However, it's essential to verify compatibility with your specific operating environment.
• RAID Configuration: The Seagate ST20000NM002D can be used in RAID (Redundant Array of Independent Disks) configurations, which enhance data protection and performance. It's essential to check with your RAID controller for compatibility and recommended RAID levels.

• Manufacturer: Seagate
• Part Number or SKU# ST20000NM002D
• Product Type: SAS 12GBPS
• Product Name: Hard Disk Drive

• Capacity: 20 Terabytes (TB)
• Interface: SAS 12.0 GBPS
• Form Factor: 3.5-inch
• Rotational Speed: 7,200 RPM
• Average latency: 4.16 milliseconds
• Sustained Transfer Rate OD: 228 megabytes per second (MB/s)
• Interface Transfer Rate: 12.0 gigabits per second (Gbps)
• Buffer: 512 megabytes (MB)
• Load/Unload Cycles: 600,000
• Power consumption (Idle): 7.5 watts (W)
• Power consumption (Seek): 8.5 watts (W)
• Operating Temperature: 5 to 60°C
• Nonoperating Temperature: -40 to 70°C
• Acoustics (Idle Volume): 3.4 bels
• Acoustics (Seek Volume): 3.6 bels

In summary, the Seagate ST20000NM002D 20TB 7.2K RPM Hard Drive SAS 12GBPS Internal is a high-capacity, high-performance storage solution designed for enterprise applications. With its vast storage space, fast data access, and enterprise-grade features, it is well-suited for data centers, cloud service providers, businesses, and organizations that require reliable and high-capacity storage. The drive's compatibility, power efficiency, and scalability make it a versatile choice for various applications, and its commitment to data integrity ensures that your critical information remains secure. If you're in need of a dependable, high-capacity internal hard drive, the Seagate ST20000NM002D is worth serious consideration.

Please note that, like any technology product, it's crucial to assess your specific requirements and compatibility with your existing hardware and infrastructure before making a purchase. Additionally, consider factors such as budget, performance needs, and long-term growth when deciding if the Seagate ST20000NM002D is the right choice for your storage needs.