HP MSA ST8000NM0075 8TB HDD SAS-12GBPS 7.2K RPM LFF 512e Hot Swap Tray

Interface

The HP ST8000NM0075 Hard Drive features a SAS 12GBPS interface, which is an essential factor to consider when choosing a hard drive. SAS, or Serial Attached SCSI, is a high-performance interface that allows for faster data transfer rates and improved reliability compared to other interfaces like SATA.

General Overview of ST8000NM0075

Manufacturer Information

• Brand: SEAGATE
• Model: ST8000NM0075
• Product Series: Exos 7e8
• Product Title: Exos 7e8 8TB Hard Drive

Optimal Use Cases

• Hyperscale Computing Environments
• High-capacity RAID Storage Solutions
• Mainstream Enterprise Storage Arrays (SAN, NAS, DAS)
• Cloud Data Centers—Large-scale Data Replication
• Enterprise Backup and Recovery—Disk-to-Disk, Virtual Tape
• Centralized Surveillance Systems

Storage Details

• Capacity: 8 Terabytes
• Form Factor: Internal Drive
• Interface: SAS 12Gb/s
• Sector Size: 512e
• Drive Dimensions: 3.5 Inches
• Mean Time Between Failures (MTBF): 2 Million Hours
• T10 DIF Protection: Included
• Humidity Sensor: Integrated
• Super Parity: Supported
• Low Halogen: Yes
• PowerChoice™ Technology: Enabled
• Advanced Write Caching: 2M Internal NOR Flash

Performance Metrics

• Maximum Sustained Transfer Rate: 237 MB/s
• Random Read IOPS (16QD WCE): 164 IOPS
• Random Write IOPS (16QD WCE): 342 IOPS
• Average Latency: 4.16 ms
• Interface Ports: Dual Ports
• Rotational Vibration (1500 Hz): 12.5 rad/s²
• Cache Buffer: 256 MB
• Rotational Speed: 7200 RPM

Physical Specifications

• Dimensions (L x W x H): 147.0 x 101.85 x 26.1 mm
• Weight: 780 g

Benefits of SAS-12GBPS Interface

1. Faster Data Transfer: The SAS-12GBPS interface offers significantly higher data transfer rates compared to SATA interfaces. This means that you can transfer large files or access data from the hard drive more quickly, resulting in improved overall system performance.

2. Improved Reliability: SAS interfaces are designed for enterprise-level storage solutions, making them more robust and reliable. They offer advanced error detection and correction capabilities, reducing the risk of data loss due to transmission errors.

3. Scalability: SAS interfaces allow for easy scalability, which is crucial for businesses and organizations that require storage solutions with high capacity and performance. You can easily connect multiple SAS drives to a single controller, enabling efficient expansion of your storage infrastructure.

SAS-12GBPS vs. SATA

SAS-12GBPS has several advantages over SATA interfaces:

1. Speed:

The most significant advantage of SAS-12GBPS over SATA is its speed. With a maximum transfer rate of 12 gigabits per second, SAS-12GBPS is much faster than the 6 gigabits per second offered by SATA III. This speed advantage is particularly important for demanding applications such as data-intensive tasks and server environments.

2. Reliability:

SAS-12GBPS drives are built with enterprise-level reliability in mind. They feature advanced error detection and correction mechanisms, ensuring the integrity of data during transmission. This reliability is crucial for businesses that rely on their storage infrastructure to keep their critical data safe and accessible.

3. Scalability:

SAS-12GBPS interfaces allow for easy expansion and scalability. You can connect multiple SAS drives to a single controller, enabling seamless expansion of your storage capacity without sacrificing performance. This scalability is vital for businesses that anticipate future growth or require flexible storage solutions.

Speed

The HP ST8000NM0075 Hard Drive operates at a speed of 7.2K RPM (Rotations Per Minute). The rotational speed of a hard drive directly affects its performance and responsiveness.

Benefits of 7.2K RPM

1. Faster Data Access: The higher rotational speed of 7.2K RPM allows the hard drive to access data more quickly, resulting in faster file transfers and improved system responsiveness. This is especially beneficial when dealing with large files or running applications that require quick access to data.

2. Enhanced Performance: The increased rotational speed enables the hard drive to deliver better overall performance, as it can read and write data at a faster rate. This is particularly important in scenarios where speed is crucial, such as gaming, multimedia editing, or running multiple applications simultaneously.

3. Compatibility: Hard drives with a 7.2K RPM speed are widely compatible with various systems and applications. Whether you are using the hard drive for personal use or in an enterprise environment, this speed ensures compatibility with a wide range of devices and operating systems.

7.2K RPM vs. Other Speeds

When comparing the 7.2K RPM speed to other common speeds like 5.4K RPM or 10K RPM, there are a few key considerations:

1. Performance vs. Power Consumption:

7.2K RPM strikes a balance between performance and power consumption. While higher RPMs like 10K offer even better performance, they consume more power and generate more heat. On the other hand, lower RPMs like 5.4K consume less power but may sacrifice some performance.

2. Application-specific Requirements:

The choice of RPM should also consider the specific requirements of your applications. If you require maximum performance, such as in a gaming or multimedia editing setup, a higher RPM drive may be more suitable. However, for general-purpose storage or low-power applications, a 7.2K RPM drive provides a good balance.

3. Cost:

7.2K RPM drives are generally more cost-effective compared to higher RPM options. If budget is a consideration, opting for a 7.2K RPM drive allows you to achieve good performance without breaking the bank.

Form Factor

The HP ST8000NM0075 Hard Drive features a Large Form Factor (LFF). The form factor of a hard drive refers to its physical size and shape.

Benefits of LFF

1. Increased Storage Capacity: LFF drives are typically larger compared to Small Form Factor (SFF) drives, allowing them to accommodate more storage capacity. This is particularly advantageous for users who require high-capacity storage solutions or deal with large amounts of data.

2. Better Airflow and Cooling: The larger size of LFF drives allows for better airflow and cooling within the system chassis. This helps in maintaining optimal operating temperatures for the hard drive, reducing the risk of overheating and potential performance issues.

3. Compatibility and Flexibility: LFF drives are widely compatible with various server and storage systems. They offer more flexibility in terms of installation options, as they can fit into standard drive bays and racks found in many enterprise-level servers or storage arrays.

LFF vs. SFF

When comparing Large Form Factor (LFF) drives to Small Form Factor (SFF) drives, there are a few considerations:

1. Storage Capacity:

LFF drives generally offer higher storage capacities compared to SFF drives. If you require large amounts of storage space, LFF drives provide a better option.

2. Space Constraints:

SFF drives are more suitable for systems with space constraints, such as small form factor desktops or compact servers. If you have limited space available, SFF drives offer a more compact solution.

3. Scalability:

LFF drives are often preferred in enterprise-level environments due to their scalability. They can be easily replaced or upgraded without requiring significant changes to the server or storage infrastructure.

Sector Type

The HP ST8000NM0075 Hard Drive utilizes a 512e sector type. The sector type determines the format in which data is stored on the hard drive.

Benefits of 512e Sector Type

1. Compatibility: The 512e sector type is widely compatible with various operating systems and applications. It can seamlessly integrate with both legacy systems that rely on the traditional 512-byte sector size and modern systems that support larger sector sizes.

2. Performance: The 512e sector type offers improved performance compared to the older 512-byte sector size. It provides a balance between compatibility and performance, allowing users to benefit from modern storage technologies without sacrificing compatibility with existing systems.

3. Error Correction: The 512e sector type incorporates advanced error correction mechanisms, enhancing the reliability of data stored on the hard drive. It helps protect against data loss and improves overall data integrity.

512e vs. Other Sector Types

When comparing the 512e sector type to other sector types like 4Kn (4 kilobytes native) or 512n (512 bytes native), there are a few key considerations:

1. Compatibility:

The 512e sector type strikes a balance between compatibility and performance. While 4Kn sector drives offer higher performance and storage efficiency, they may not be compatible with legacy systems that rely on the older 512-byte sector size. On the other hand, 512n drives provide maximum compatibility but may sacrifice some performance benefits.

2. Performance:

512e sector drives offer better performance compared to 512n drives due to their larger sector size. However, they may not match the performance of 4Kn drives, which have larger sectors and more efficient data-handling capabilities.

3. Application-specific Requirements:

The choice of sector type should also consider the specific requirements of your applications and systems. If you primarily work with modern systems or require maximum performance, a 4Kn drive may be more suitable. However, if compatibility with legacy systems is essential, a 512e drive provides a good balance.

Usage

The HP ST8000NM0075 Hard Drive is classified as Midline, indicating its intended usage and performance characteristics.

Benefits of Midline Usage

1. Cost-Effective Storage Solution: Midline drives offer a balance between performance and cost. They provide a cost-effective storage solution for users who require high-capacity storage without the need for maximum performance. This makes them suitable for applications such as archival storage, backup systems, or secondary storage.

2. High Capacity: Midline drives are designed to provide high-capacity storage options. They are typically available in larger capacities compared to drives designed for primary or high-performance storage. This makes them ideal for storing large amounts of data, such as media files, documents, or databases.

3. Reliability: While not as robust as enterprise-class drives, Midline drives still offer a good level of reliability and durability. They are designed to handle continuous operation and provide data integrity, making them suitable for non-critical applications where occasional downtime is acceptable.

Midline vs. Enterprise-class Drives

When comparing Midline drives to Enterprise-class drives, there are a few key considerations:

1. Performance:

Enterprise-class drives are designed to deliver maximum performance and reliability. They often feature faster rotational speeds, larger cache sizes, and advanced error correction mechanisms. If you require high-performance storage for critical applications, an enterprise-class drive may be more suitable.

2. Cost:

Midline drives offer a more cost-effective solution compared to enterprise-class drives. If budget is a consideration and you don't require top-of-the-line performance, a Midline drive provides good value for high-capacity storage needs.

3. Application-specific Requirements:

The choice between Midline and enterprise-class drives should also consider the specific requirements of your applications. If you are running critical systems that require maximum performance and reliability, an enterprise-class drive may be necessary. However, for non-critical applications or scenarios where cost is a primary concern, a Midline drive offers a suitable solution.

Hot Swap

The HP ST8000NM0075 Hard Drive supports hot-swap functionality, allowing for easy and seamless replacement or addition of drives without shutting down the system or interrupting its operation.

Benefits of Hot Swap

1. Increased Flexibility: HHot-swap capability offers increased flexibility in managing storage systems. It allows for quick and easy replacement or addition of drives, minimizing system downtime and reducing the need for complex configuration changes.

2. Simplified Maintenance: With hot swap, drive maintenance becomes much simpler. Administrators can replace or upgrade drives without needing to power down the server or storage system, making maintenance tasks more efficient and less disruptive.

3. Scalability: Hot swap supports seamless scalability as additional drives can be added or replaceHot-swap fly. This is particularly important for businesses that anticipate future growth or have dynamic storage requirements.

Hot Swap vs. Non-Hot Swap

When comparing hot swap functionality to non-hot swap scenarios, there are a few key considerations:

1. Downtime:

Hot swap minimizes system downtime by allowing drives to be replaced or added without shutting down the system. This is especially important in mission-critical environments where even a short period of downtime can have significant consequences.

2. Maintenance Efficiency:

Non-hot swap scenarios often require system shutdowns and manual configuration changes to replace or add drives. Hot swap simplifies maintenance tasks, reducing the time and effort required for drive replacements or upgrades.

3. Scalability:

Hot swap enables easy scalability as drives can be added or replaced on the fly. In non-hot swap scenarios, scaling storage capacity often involves more complex procedures and may require system downtime.

With Tray

The HP ST8000NM0075 Hard Drive is supplied with a tray, which is a removable component that holds the hard drive securely in place within the server or storage system.

Benefits of With Tray

1. Easy Installation: The tray provides a convenient and secure method for installing the hard drive into the server or storage system. It ensures proper alignment and easy insertion, minimizing the risk of damage during installation.

2. Improved Cooling: The tray often features ventilation holes or design features that promote airflow around the hard drive. This helps in maintaining optimal operating temperatures and contributes to overall system cooling.

3. Enhanced Security: The tray securely holds the hard drive in place, reducing the risk of accidental disconnection or damage due to movement or vibration. This is particularly important in environments where the server or storage system may be subject to physical shocks or vibrations.

With Tray vs. Without Tray

When comparing hard drives with trays to those without trays, there are a few key considerations:

1. Installation Convenience:

A hard drive with a tray simplifies installation by providing a secure and guided process. Without a tray, installation may require additional tools or support to ensure proper alignment and connection.

2. Cooling Efficiency:

A tray-equipped hard drive often benefits from improved airflow and cooling due to the design features of the tray. This can help in maintaining optimal operating temperatures and prolonging the lifespan of the hard drive.

3. Security and Stability:

A tray securely holds the hard drive in place, reducing the risk of accidental disconnection or damage. It provides added stability and security, ensuring that the hard drive remains properly connected even in environments with physical shocks or vibrations.