Seagate Constellation.2 1TB 2.5" 7200RPM SAS Internal Hard Drive

Overview

The Seagate ST91000640SS is a 1TB internal hard drive designed for enterprise storage solutions that require both speed and reliability. Its 2.5-inch form factor makes it ideal for data centers and server racks where space is limited. With a rotational speed of 7200 RPM and a 6Gb/s SAS interface, it delivers fast data access and transfer rates suitable for demanding workloads in servers, workstations, and storage systems.

Engineered for continuous operation, this drive supports 24/7 use with a mean time between failures (MTBF) of 1.4 million hours, ensuring dependable performance in critical environments such as SAN, NAS, and enterprise servers. Its energy-efficient design also helps reduce power consumption, which is beneficial in large-scale deployments.

Key features

• High-speed 7200 RPM rotation for quick and efficient data retrieval
• 6Gb/s SAS interface providing fast and reliable connectivity for enterprise systems
• Compact 2.5-inch size that fits well in space-constrained server environments
• Designed for continuous 24/7 operation to support always-on enterprise workloads
• Energy-efficient design that helps lower power and cooling costs in data centers
• Robust build quality with a 1.4 million hour MTBF for long-term reliability
• Compatible with storage area networks (SAN), network attached storage (NAS), and high-capacity servers

Key specs

• Storage capacity: 1TB
• Form factor: 2.5-inch
• Rotational speed: 7200 RPM
• Interface: 6Gb/s SAS
• Mean time between failures (MTBF): 1.4 million hours

Ideal uses and environments

This hard drive is well suited to enterprise environments where space efficiency and reliable performance are critical. It works effectively in SAN and NAS configurations, as well as in high-capacity servers that require fast data access and continuous operation. Its compact size and energy-efficient design make it a strong choice for data centers aiming to maximize storage density while managing power consumption.