ST1000NX0373 Seagate 1TB 7.2K RPM SAS-12GBPS Exos 7e2000 128MB Buffer Sed 2.5-Inch HDD.

Comprehensive Details: SEAGATE ST1000NX0373 Exos 7E2000 1TB SAS Internal HDD

Technological Highlights and Specifications Summary

• Model: SEAGATE ST1000NX0373
• Capacity: 1TB
• Spindle Speed: 7200 RPM
• Interface: SAS 12Gbps
• Form Factor: 2.5-inch
• Cache: 128MB
• Encryption: Self-Encrypting Drive (SED)
• Series: Exos 7E2000
• Reliability: 2 million hours MTBF
• Power Optimization: PowerChoice™, PowerBalance™
• Hot-Plug Support: Yes

Performance Capabilities

• Maximum Data Throughput: 136 MB/s sustained
• Latency (Average): 4.16 milliseconds
• Spindle Speed: 7200 revolutions per minute (RPM)
• Cache Memory: 128MB buffer
• Multi-speed Support: Compatible with 12.0, 6.0, and 3.0 Gb/s
• Dual-port Interface: Ensures redundancy and data integrity

Deployment Scenarios & Workload Suitability

• Ideal for enterprise-grade applications that require constant data access
• Perfect fit for SAN (Storage Area Networks) and NAS (Network Attached Storage)
• Supports entry-level servers and blade systems seeking high storage density
• Reliable choice for rich media repositories including video, audio, and graphics
• Efficient for D2D (disk-to-disk) backups and virtual tape libraries
• Robust storage for virtualization platforms and cloud infrastructure

Technological Advantages

• RAID Rebuild™ Support: Minimizes recovery time during RAID failures
• Protection Information Enabled: Enhances end-to-end data integrity
• PowerChoice™ Technology: On-demand power saving for improved energy efficiency
• MTBF (Mean Time Between Failures): 1.4 million operational hours
• Annualized Failure Rate (AFR): 0.63%, ensuring exceptional reliability
• Low Halogen Construction: Environmentally responsible build

Hardware & Mechanical Structure

• Physical Size: 15.0 mm (H) × 70.1 mm (W) × 100.45 mm (D)
• Weight: Approximately 198 grams
• Drive Build: Compact and lightweight for dense server environments

Enhanced Compatibility and Infrastructure Optimization

• Engineered for seamless integration into enterprise-scale data ecosystems
• Dual-port SAS design boosts availability and fault tolerance
• Backwards compatibility with lower SAS generations ensures wider usability
• Supports mixed workload environments with high read/write intensity

Reliable Data Throughput and Access

• Fast access rates ensure low-latency for critical business applications
• Optimized buffer provides smooth and stable data transmission
• Consistent rotational performance supports uninterrupted file transfers

Eco-Conscious and Energy Efficient

• PowerChoice™ reduces idle power consumption intelligently
• Low halogen build meets stringent environmental compliance standards
• Designed for thermal efficiency in densely packed enclosures

Advanced Enterprise-grade Durability

• Proven MTBF and AFR values reflect long-term operational resilience
• Engineered to handle rigorous 24x7 data center workloads
• Supports mission-critical environments demanding continuous uptime

SEAGATE ST1000NX0373 1TB 7200RPM SAS-12GBPS Exos 7e2000 HDD: Enterprise-Class Storage Reliability

The SEAGATE ST1000NX0373 1TB 7200RPM SAS-12GBPS Exos 7e2000 2.5-inch HDD is a high-performance, enterprise-grade hard drive designed to deliver secure, scalable, and efficient storage for demanding data environments. Equipped with a SAS 12Gbps interface, 7200 RPM spindle speed, 128MB cache buffer, and SED (Self-Encrypting Drive) capability, this drive excels in performance, security, and endurance for data center and server applications.

High-Speed SAS 12Gbps Interface for Faster Data Access

The Seagate ST1000NX0373 is built on a SAS-12Gbps interface, offering superior throughput and reliable connectivity for enterprise workloads. Unlike SATA interfaces that typically operate at 6Gbps, SAS 12Gbps doubles the data transfer bandwidth, enabling faster and more efficient data transmission between storage subsystems and host systems. This enhanced performance is critical in server environments with high-volume data access requirements, ensuring rapid read/write operations and lower latency.

Compatibility with Enterprise Server Architectures

This 2.5-inch SAS HDD is fully compatible with various enterprise storage infrastructures, including rack-mounted servers, blade systems, and storage arrays. Its hot-swappable design and robust firmware support make it ideal for IT environments that demand scalability and flexibility. Administrators can integrate this drive seamlessly into existing storage systems without downtime or disruption to services.

7200RPM Spindle Speed for Optimized Performance

With a spindle speed of 7200 revolutions per minute (RPM), the ST1000NX0373 offers a balance of speed and power efficiency. This rotational speed ensures lower seek times, faster read/write operations, and improved access times, which are essential for mission-critical applications like virtualization, database access, and analytics workloads.

Enterprise-Grade Performance Metrics

The 7200RPM class places this HDD in the mid-to-high performance tier for enterprise hard drives. It delivers consistent IOPS and throughput even under sustained workloads, supporting mixed-use data environments with varied read/write patterns. It's an ideal storage solution for applications that do not require SSD-level performance but demand high availability and reliability.

128MB Cache Buffer for Accelerated Data Handling

The onboard 128MB cache buffer plays a significant role in data acceleration. It enables the drive to prefetch frequently accessed data and intelligently queue write operations to improve overall system responsiveness. The cache helps minimize bottlenecks during peak I/O activities, making the ST1000NX0373 efficient for multitasking enterprise operations such as OLTP (Online Transaction Processing) and file-sharing environments.

Benefits of a Large Cache in Enterprise Workloads

A larger cache buffer helps reduce latency and enhances the drive’s ability to handle burst data traffic. For businesses running complex data queries, transaction logs, and backup operations, this feature ensures stable and fast performance with minimized delays in data retrieval or storage. Combined with the SAS interface, the 128MB cache creates a seamless data pipeline between storage and applications.

SED – Self-Encrypting Drive Security Technology

Security is a top priority in modern data centers. The SED capability (Self-Encrypting Drive) of the ST1000NX0373 ensures that all data written to the disk is automatically encrypted using strong AES-256 encryption standards. This built-in security feature protects sensitive information from unauthorized access, even if the drive is removed from the system or lost.

Enhanced Data Protection and Compliance

The SED feature makes the ST1000NX0373 compliant with various regulatory standards, including HIPAA, FIPS, and GDPR. In case of drive retirement, secure erasure is achieved instantly via crypto-erase, reducing data destruction costs and risk exposure. This feature is particularly beneficial for organizations in healthcare, finance, and government sectors where data security and compliance are paramount.

Compact 2.5-Inch Form Factor with Enterprise Endurance

Housed in a 2.5-inch form factor, this Seagate Exos 7e2000 HDD offers a compact footprint without compromising performance or capacity. Its small size makes it ideal for dense server configurations and blade systems where space and airflow are critical. Despite its compact design, the drive is engineered for 24x7 operation, supporting high duty cycles and workload-intensive environments.

Durability and Operational Longevity

The ST1000NX0373 is rated for 2 million hours MTBF (Mean Time Between Failures), highlighting its exceptional reliability. This level of durability ensures minimal downtime and reduced maintenance costs for businesses. Its vibration-resistant build and rotational vibration sensors make it resilient in multi-drive environments, providing stable performance under constant use.

Part of the Seagate Exos 7E2000 Series

The ST1000NX0373 belongs to the renowned Seagate Exos 7E2000 series, which is engineered for capacity-optimized performance and data security. Drives in this series are tailored for environments where storage density, cost-efficiency, and consistent performance are critical. Whether you're building a hybrid cloud architecture or scaling your on-premises infrastructure, this series is built to support growing data demands effectively.

Reliable Storage for Data-Intensive Applications

Seagate’s Exos 7E2000 drives are ideal for various use cases including enterprise backup, content delivery, cloud storage, surveillance systems, and virtualization clusters. With their focus on reliability, these drives offer predictable performance and reduce total cost of ownership (TCO) for IT departments looking for long-term data storage solutions.

Use Cases and Ideal Workloads

The ST1000NX0373 is suitable for a wide range of enterprise storage applications. From medium-scale transactional systems to large-scale archival needs, this drive is designed to support:

• Data center server storage
• Virtualized environments and VM hosting
• High-availability clustered systems
• File servers and NAS arrays
• Enterprise backup and recovery
• Surveillance video archiving
• Cloud storage infrastructures

Optimized for Mixed Workloads

The ST1000NX0373 handles mixed workloads with ease—capable of efficiently processing both sequential and random I/O patterns. This makes it a good fit for environments with varying data access requirements, such as enterprise file sharing or document management systems. IT administrators can rely on its consistent performance and responsive architecture, even when handling large volumes of concurrent transactions.

Energy Efficiency and Operational Cost Reduction

Seagate integrates PowerChoice™ and PowerBalance™ technologies in the Exos 7E2000 series to reduce power consumption without sacrificing performance. These technologies dynamically optimize the drive’s power usage based on the workload, helping organizations lower their data center energy footprint.

Advanced Power Management Features

PowerChoice enables the drive to enter various idle states during inactivity, reducing power draw and cooling requirements. Meanwhile, PowerBalance ensures a better balance between power and performance by adjusting seek and transfer rates. These features together help lower the total operational cost over the drive’s lifetime, which is especially important for large-scale storage deployments.

Hot-Pluggable Design for Seamless Maintenance

The hot-swappable design of the Seagate ST1000NX0373 allows administrators to replace or upgrade the drive without powering down the system. This feature is essential for minimizing service disruptions in mission-critical systems. Combined with its compact size and vibration-resistant build, the drive offers flexibility and ease of use in modern rack and blade infrastructures.

Scalability for Evolving Data Needs

As businesses grow and their data requirements evolve, the ability to scale storage without interruptions is invaluable. The hot-pluggable capability of this HDD ensures that additional drives can be added or replaced quickly, simplifying infrastructure expansion and maintenance schedules.

Summary of Key Benefits

The SEAGATE ST1000NX0373 offers a comprehensive blend of performance, reliability, and security. Whether you're optimizing a high-density server rack, building a fault-tolerant backup system, or scaling a cloud storage platform, this drive provides the reliability and features needed for modern IT environments. The SAS 12Gbps interface ensures fast data access, the 128MB cache boosts performance during heavy loads, and SED functionality provides peace of mind in data-sensitive industries. With Seagate’s proven engineering and enterprise-level support, this 1TB HDD is an asset for any forward-looking storage infrastructure.