ST31000424SS Seagate Constellation 1TB 7200RPM SAS-6GBPS 16MB HDD

Key Attributes of the SEAGATE ST31000424SS 1TB Enterprise Hard Drive

The SEAGATE ST31000424SS stands out as a high-capacity, durable 3.5-inch hard disk drive (HDD), designed specifically for mission-critical business storage systems. Featuring a 6 Gbps SAS (Serial Attached SCSI) interface, this enterprise-class drive ensures robust performance and consistent throughput under heavy workloads.

Technical Specifications

Below is a detailed breakdown of the SEAGATE Constellation ST31000424SS specifications:

Storage and Performance

• Capacity: 1TB (1000GB)
• Rotational Speed: 7200 RPM
• Interface: SAS 6Gbps (Serial Attached SCSI)
• Buffer Size: 16MB
• Form Factor: 3.5-inch

Durability and Environmental Specifications

• MTBF (Mean Time Between Failures): 1.4 million hours
• Load/Unload Cycles: 600,000
• Operating Temperature: 5°C to 55°C
• Non-Operating Temperature: -40°C to 70°C

High-Capacity Storage with Efficient Architecture

• Offers 1TB (1000GB) of formatted capacity—ample room for enterprise applications and large data volumes
• Average areal density of 347GB per square inch provides optimized data layering and compact storage efficiency
• Built using SEAGATE's Constellation series reliability-driven architecture for long-term deployments

Interface and Performance Dynamics

Equipped with a 6-Gbps SAS interface, the ST31000424SS supports high-speed data handling for server environments. Its efficient 16MB cache complements the transfer capabilities by smoothing out I/O processes, making it ideal for transaction-heavy systems.

• Serial Attached SCSI (SAS) 6Gbps for stable, high-speed communication
• 16MB onboard cache buffer for accelerated read/write cycles
• Average sustained throughput of 150MB/s, maintaining consistent performance under load
• Capable of 600MB/s I/O data transfer rate across its dual-port SAS interface

Rotational and Seek Performance

• 7200 revolutions per minute (RPM) spin speed ensures responsive data retrieval
• Random read seek latency averages at 8.5 milliseconds
• Write seek time typically falls within 9.5 milliseconds for balanced I/O operations
• Mean rotational latency of 4.16ms provides efficient drive access timing

Enterprise-Level Durability and Data Assurance

Built to withstand 24x7 operations, the ST31000424SS ensures data integrity and longevity through exceptional reliability metrics. It's a dependable option for enterprise storage arrays and high-availability server infrastructures.

Longevity and Error Tolerance

• Mean Time Between Failures (MTBF): 1.2 million hours—a testament to component endurance
• Estimated Annualized Failure Rate (AFR): Just 0.73%—minimizing downtime risk
• Unrecoverable read error rate: 1 per 10^15 bits read—offering high data consistency

Energy Utilization and Operational Efficiency

• Idle power draw averages at 5.41W—engineered for data centers prioritizing power savings
• Active power usage around 8.04W—balanced for optimal energy-to-performance ratio
• 12V startup peak current: 1.89A
• 5V startup peak current: 0.58A—further emphasizing startup efficiency

Thermal and Mechanical Considerations

The unit is encased in a standard 3.5-inch form factor, tailored for compatibility with enterprise-grade chassis and enclosures. Its robust physical attributes support heat dissipation and long-term stability.

• Dimensions: 147.00mm (L) × 101.85mm (W) × 26.10mm (H)
• Weight: 640 grams—engineered with durable materials for mechanical integrity

Designed for Scalable Enterprise Environments

Part of SEAGATE's Constellation family, the ST31000424SS is tailored to handle enterprise-scale workloads involving large datasets, backup operations, virtualized environments, and high-throughput applications.

Versatility Across Enterprise Applications

• Ideal for RAID setups, cold storage, and heavy-read environments
• Supports multi-drive enclosures with dual-port SAS support for fault tolerance
• Integration-friendly with storage servers, SANs, and blade chassis

Manufacturer Insight and Product Lineage

• Brand: SEAGATE—global leader in enterprise storage solutions
• Series: Constellation—known for reliability, scalability, and robust performance
• Product ID: ST31000424SS