ST8000NM0105 Seagate 8TB 7200RPM SATA-6GBPS HDD.

Seagate Exos 7E8 8TB SATA 6Gb/s 7200RPM HDD

Engineered for 24/7 data center reliability, the Seagate ST8000NM0105 Exos 7E8 8TB enterprise hard disk drive delivers robust performance with 7200 RPM speed, 256MB cache, and SATA 6Gb/s interface. Featuring advanced technologies like PowerChoice™ and 512e sector formatting, this 3.5-inch HDD is optimized for high-capacity storage in demanding server and storage array environments.

General Information

• Manufacturer: Seagate Technology
• Model Number: ST8000NM0105
• Product Series: Exos 7E8 Enterprise HDD

Capacity & Performance Specifications

Storage Capacity & Physical Specifications

• Total Data Storage: 8 Terabytes (8000GB)
• Form Factor: 3.5-inch Internal Drive
• Interface Standard: SATA 6 Gigabits per second
• Sector Format: 512e (512-byte emulation)
• Rotational Velocity: 7200 Revolutions Per Minute
• Drive Buffer Size: 256MB high-speed cache
• Physical Dimensions: 147.0 x 101.85 x 26.1 mm
• Unit Weight: 780 grams

Performance Metrics & Data Transfer

• Maximum Sustained Transfer Rate: 237 MB per second
• Random Read Performance: 164 IOPS (16 queue depth with write cache enabled)
• Random Write Performance: 342 IOPS (16 queue depth with write cache enabled)
• Average Latency: 4.16 milliseconds
• Rotational Vibration Tolerance: 12.5 rad/s² at 1500 Hz

Advanced Technology & Reliability Features

Enterprise Reliability Technologies

• Mean Time Between Failures: 2 million hours MTBF rating
• PowerChoice™ Technology: Advanced power management for reduced energy consumption
• Advanced Write Caching: 2MB internal NOR flash for improved write performance
• Super Parity Protection: Enhanced error correction for data integrity
• Humidity Sensor: Environmental monitoring for optimal operating conditions

Environmental & Compliance Features

• Low Halogen Design: Environmentally friendly manufacturing
• Enterprise Certification: Designed for 24/7 operation in data centers
• Shingled Magnetic Recording: SMR technology for increased areal density
• Thermal Monitoring: Built-in temperature management

Interface & Compatibility Information

Connection & Interface Details

• Host Interface: SATA 6Gb/s (SATA III)
• Interface Ports: Single SATA data and power connector
• Compatibility: Backward compatible with SATA 3Gb/s and 1.5Gb/s interfaces
• Enclosure Type: Internal 3.5-inch drive bay installation

Primary Enterprise Applications

• Data Center Storage: High-density storage in server racks and storage arrays
• Cloud Infrastructure: Mass storage for cloud service providers and hyperscale data centers
• Archival Storage: Cost-effective long-term data retention and backup systems
• Video Surveillance: High-capacity storage for surveillance systems and NVR applications
• Content Delivery Networks: Storage for media files and content distribution

Seagate Exos 7E8 8TB SATA 6Gb/s 7200RPM HDD Overview

The Seagate ST8000NM0105 Exos 7e8 8TB hard disk drive belongs to a specialized category of enterprise nearline storage devices engineered for consistent performance, long operational life, and dependable data integrity within demanding data center environments. This category focuses on large-capacity 3.5-inch HDDs that bridge the gap between high-performance mission-critical drives and cost-efficient archival storage, delivering an optimal balance of throughput, capacity, and reliability. Built around a robust mechanical design, the Exos 7e8 series emphasizes stability under continuous workloads, supporting enterprise infrastructures such as private clouds, hyperscale data centers, software-defined storage platforms, and large-scale backup systems.The architectural approach of this category centers on maximizing areal density while maintaining predictable performance. The 8TB capacity of the Seagate ST8000NM0105 is achieved through advanced platter technology and refined read/write heads that enable high data density without compromising rotational stability. Operating at 7200RPM, the drive delivers lower latency and faster sequential access compared to lower-speed nearline alternatives, making it suitable for applications where data is frequently accessed but not at the ultra-low latency levels required by transactional databases.

Mechanical Precision and Rotational Stability

Enterprise HDD categories such as the Exos 7e8 are defined by mechanical precision that supports uninterrupted operation. The rotational assembly is carefully balanced to reduce vibration, a critical factor in densely populated server racks where multiple drives operate simultaneously. Seagate integrates rotational vibration sensors and firmware-level compensation mechanisms to ensure consistent performance even in multi-drive enclosures. This design philosophy allows the ST8000NM0105 to maintain throughput stability under heavy load, which is essential for RAID arrays and distributed storage clusters.

Thermal Efficiency and Environmental Tolerance

Thermal management is a defining characteristic of enterprise nearline HDD categories. The Seagate ST8000NM0105 is designed to operate reliably across a wide temperature range, supporting the fluctuating thermal conditions typical of large data centers. Efficient power utilization and optimized airflow compatibility help reduce heat output, contributing to lower cooling costs and improved overall system efficiency. The category prioritizes durability, ensuring consistent operation even under continuous 24x7 workloads.

Storage Capacity Optimization and Data Density Advantages

High-capacity HDD categories are driven by the need to store massive volumes of data without escalating infrastructure costs. The 8TB capacity of the Exos 7e8 positions it as a versatile solution for enterprises scaling their storage footprints. This category emphasizes maximizing terabytes per drive, reducing the number of physical drives required per rack, and thereby optimizing power, cooling, and physical space utilization.

The Seagate ST8000NM0105 exemplifies this approach by offering a balance between capacity and performance. Its design supports large sequential data transfers, making it ideal for data lakes, media repositories, log storage, and large-scale backup systems. The category is particularly well-suited for environments where data growth is exponential and cost-per-terabyte is a critical metric.

Use Cases for High-Density Nearline Storage

This category supports a wide range of enterprise use cases, including cloud storage backends, object storage platforms, and distributed file systems. The 7200RPM speed ensures faster data access compared to archival-class drives, enabling responsive analytics and efficient data retrieval. Enterprises benefit from predictable performance characteristics that align with service-level agreements and operational expectations.

Scalability in Modern Data Centers

Scalability is a cornerstone of the Exos 7e8 category. The SATA 6Gbps interface ensures broad compatibility with existing server and storage infrastructures, allowing seamless integration into both legacy and modern systems. This compatibility enables organizations to scale storage incrementally without extensive hardware redesigns, preserving capital investments while accommodating future growth.

Performance Characteristics and Throughput Consistency

The performance profile of the Seagate ST8000NM0105 is shaped by its 7200RPM spindle speed, large 256MB cache, and optimized firmware algorithms. This category prioritizes sustained throughput and consistent response times rather than peak burst performance. Such characteristics are essential for workloads involving large sequential reads and writes, including backup, replication, and streaming applications.

The 256MB buffer plays a crucial role in smoothing data flow, reducing latency during high-demand operations, and improving overall efficiency. Enterprise nearline HDD categories leverage advanced caching strategies to enhance data access patterns, ensuring that frequently accessed data is readily available while maintaining efficient write operations.

Sequential and Random Access Balance

While nearline HDDs are often associated with sequential workloads, the Exos 7e8 category is engineered to handle mixed access patterns effectively. Firmware optimizations enable efficient handling of random reads and writes within predictable performance boundaries. This balance makes the ST8000NM0105 suitable for hybrid workloads where large datasets are accessed intermittently but require reliable response times.

Workload Rating and Endurance

Enterprise HDD categories are defined by higher workload ratings compared to desktop-class drives. The Seagate Exos 7e8 series is designed to support heavy annual data transfer volumes, ensuring longevity and consistent performance over extended operational periods. This endurance is critical for enterprises that rely on continuous data processing and cannot afford frequent drive replacements.

Reliability Engineering and Data Integrity Assurance

Reliability is a fundamental attribute of enterprise storage categories, and the Seagate ST8000NM0105 embodies this principle through advanced error correction, robust mechanical design, and rigorous validation processes. The drive is engineered to deliver a high mean time between failures, reducing the risk of unexpected downtime and data loss.

Enterprise nearline HDD categories incorporate multi-layered data protection mechanisms that safeguard information throughout its lifecycle. These mechanisms ensure data accuracy during read and write operations, even in environments with high vibration and thermal variability.

Self-Encrypting Drive Security Integration

The inclusion of self-encrypting drive functionality positions the Exos 7e8 within a category focused on data security and regulatory compliance. Hardware-based encryption ensures that data at rest is protected without imposing performance penalties. This capability is particularly valuable for enterprises handling sensitive information or operating under strict data protection regulations.

Secure Decommissioning and Compliance

SED functionality simplifies secure drive decommissioning by enabling rapid data sanitization. This feature reduces the time and cost associated with drive retirement while ensuring compliance with organizational and regulatory data security standards. The category emphasizes secure lifecycle management as an integral part of enterprise storage strategies.

Interface Standards and System Compatibility

The SATA 6Gbps interface defines a broad category of enterprise HDDs designed for maximum compatibility and cost efficiency. The Seagate ST8000NM0105 leverages this interface to ensure seamless integration with a wide range of servers, storage arrays, and external enclosures. This versatility allows enterprises to deploy high-capacity storage without specialized controllers or proprietary interfaces.

The 3.5-inch form factor further enhances compatibility, aligning with industry-standard drive bays and enclosures. This standardization simplifies maintenance, upgrades, and system design, making the category attractive for IT environments prioritizing flexibility and ease of deployment.

Backward Compatibility and Infrastructure Longevity

Enterprise SATA HDD categories emphasize backward compatibility to protect existing infrastructure investments. The Exos 7e8 can be deployed alongside older SATA devices while delivering improved capacity and performance. This approach supports gradual infrastructure modernization without disruptive overhauls.

Workload Versatility Across Enterprise Applications

The Seagate ST8000NM0105 Exos 7e8 belongs to a category designed for versatility across diverse enterprise workloads. Its performance, capacity, and reliability characteristics make it suitable for a wide range of applications, from backup and recovery to content delivery and big data analytics.

Cloud and Hyperscale Deployments

In cloud and hyperscale environments, storage categories must deliver consistent performance at scale. The Exos 7e8 supports dense storage configurations and predictable behavior under load, making it a reliable component in distributed storage architectures.

Media, Streaming, and Content Repositories

Large media files and streaming content benefit from the high sequential throughput offered by 7200RPM nearline HDDs. The category supports smooth data delivery and efficient content management, ensuring reliable access to large datasets.