Seagate ST91000640SS 1TB SAS Hard Drive
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Seagate ST91000640SS Constellation.2 1TB SAS-6GBPS 64 MB Bulk

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Part Number#: ST91000640SS
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Short Description:
ST91000640SS 1 Terabytes (TB)7200 Revolutions Per Minute(RPM) Serial-Attached SCSI (SAS) 6 Gigabytes Per Second (Gb/s) 64 Megabytes(MB) Buffer Cache (512n) Hard Disk Drive | Made by Seagate | New Bulk Pack
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

Product Overview for the Seagate ST91000640SS Constellation.2 1TB HDD

In the realm of data storage, Seagate has consistently been a prominent player, delivering cutting-edge solutions that cater to the evolving needs of users. One such offering is the Seagate ST91000640SS, a 1 Terabyte (TB) Hard Disk Drive (HDD) that boasts impressive specifications and performance capabilities. In this review, we delve into the key features of the ST91000640SS, focusing on its storage capacity, speed, interface, and cache size.

Storage Capacity Unleashing 1TB of Data Storage

The Seagate ST91000640SS comes equipped with a capacious 1TB storage capacity, providing users with ample space to store a vast array of data, ranging from documents and multimedia files to applications and system backups. This sizable storage capacity is especially beneficial for individuals and organizations with demanding data storage requirements, ensuring that they have the necessary space to accommodate their growing digital assets.

Speed Unleashed 7200 Revolutions Per Minute (RPM)

A pivotal factor in evaluating the performance of a hard disk drive is its rotational speed, often measured in Revolutions Per Minute (RPM). The ST91000640SS impresses with its 7200 RPM, signifying a high-speed rotation of the disk platters. This attribute contributes to faster data access and retrieval times, making it well-suited for tasks that demand swift read and write operations, such as gaming, video editing, and data-intensive applications.

Interface Harnessing the Power of Serial-Attached SCSI (SAS)

The ST91000640SS employs Serial-Attached SCSI (SAS) as its interface, a choice that speaks to its commitment to performance and reliability. SAS is known for its high data transfer rates and superior scalability, making it an ideal choice for enterprise-level applications where speed and efficiency are paramount. With SAS connectivity, the ST91000640SS ensures a seamless and robust connection to the host system, facilitating the rapid exchange of data.

Lightning-Fast Data Transfers 6 Gigabytes Per Second (Gb/s)

In the world of data storage, the speed of data transfer is a critical metric, and the ST91000640SS doesn't disappoint. Boasting a data transfer rate of 6 Gigabytes Per Second (Gb/s), this HDD ensures that data moves swiftly between the storage device and the connected system. Whether you are transferring large files, running resource-intensive applications, or engaging in data-intensive tasks, the ST91000640SS's high data transfer rate contributes to a responsive and efficient computing experience.

Cache Size Matters 64 Megabytes (MB) Buffer Cache (512n)

A substantial buffer cache plays a pivotal role in optimizing the performance of a hard disk drive. The ST91000640SS incorporates a generous 64 Megabytes (MB) of buffer cache, utilizing the 512n format. The buffer cache acts as a temporary storage area for frequently accessed data, reducing latency and enhancing overall system responsiveness. With a sizable buffer cache, the ST91000640SS is well-equipped to handle multitasking and demanding workloads with ease.

Reliability and Durability Seagate's Commitment to Quality

Seagate, as a renowned player in the storage industry, is synonymous with reliability and durability. The ST91000640SS upholds this legacy, incorporating advanced technologies and rigorous testing procedures to ensure the longevity and reliability of the hard disk drive. With features such as error correction and advanced wear leveling, the ST91000640SS is designed to withstand the rigors of continuous operation, making it a dependable choice for mission-critical applications.

Compatibility and Integration Seamless Integration into Diverse Systems

The ST91000640SS is designed with compatibility in mind, ensuring seamless integration into a variety of systems and environments. Whether you are upgrading an existing storage solution or building a new system from scratch, the ST91000640SS's compatibility with SAS interfaces and standard form factors makes it a versatile choice. This adaptability ensures that users can leverage the performance benefits of the ST91000640SS across a wide range of applications and configurations.

512n Format

The Seagate ST91000640SS adopts the 512n format, referring to the sector size used for data storage. In this format, each sector is 512 bytes, providing compatibility with a wide range of systems and applications. The 512n format ensures that the ST91000640SS can seamlessly integrate into existing hardware configurations, making it a versatile choice for users with diverse computing needs.

Practical Applications

Enterprise Storage Solutions

The Seagate ST91000640SS is well-suited for enterprise storage solutions where reliability, speed, and capacity are paramount. Its 1TB storage capacity, coupled with the 7200 RPM rotational speed and SAS interface, makes it an ideal candidate for applications such as database management, server hosting, and data centers.

High-Performance Computing

In the realm of high-performance computing, where rapid data access is essential for tasks like scientific simulations and complex calculations, the Seagate ST91000640SS shines. The 7200 RPM speed and 6Gb/s data transfer rate contribute to a high level of responsiveness, ensuring that computing tasks are executed with efficiency and speed.

Multimedia Editing and Storage

For multimedia professionals engaged in video editing, graphic design, and content creation, the Seagate ST91000640SS offers a compelling storage solution. The 1TB capacity provides ample space for large multimedia files, while the high rotational speed and data transfer rate facilitate seamless editing and access to high-definition content.

Business and Personal Computing

In both business and personal computing environments, the Seagate ST91000640SS addresses the need for reliable and high-capacity storage. Whether used for storing important documents, running applications, or managing extensive photo and video libraries, this HDD caters to a broad spectrum of user requirements.

General Information about the Seagate ST91000640SS Hard Drive SAS-6GBPS

  • Manufacturer: Seagate
  • Part Number or SKU# ST91000640SS
  • Product Type: Hard Disk Drive

Technical Information

  • Drive Bay Width: 2.5 inches
  • Drive Bay Height: 1/3h
  • Storage: 1 TB (1000 GB)


  • Interface: SAS-6Gbits
  • Cache: 64 MB
  • Rotational Speed: 7200 RPM
  • Max Data Transfer Rate: 600 Mbps
  • Interfaces: 1 x Serial Attached SCSI 2
  • Compatible Bays : 1 x internal - 2.5 Inches

In short, the Seagate ST91000640SS is a robust and versatile hard disk drive that excels in various storage scenarios. With its 1TB capacity, 7200 RPM rotational speed, SAS 6Gb/s interface, and 64MB buffer cache, it addresses the demands of both personal and enterprise users. The inclusion of 512n formatting enhances its compatibility and efficiency, making it a reliable choice for a wide range of applications. Whether deployed in data centers, workstations, gaming systems, or backup solutions, the Seagate ST91000640SS stands out as a high-performance storage solution that meets the evolving needs of modern computing environments.

Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

About New Bulk Pack Products

New Bulk Pack products come with clamshell boxes and do not have any manufacturer warranty. Many times manufacturers disassemble whole units to use parts or pulled from a new system. Typically, this product doesn't come with software or instructions unless indicated and no Manufacturer’s genuine warranty. You can take note these are not brand new products.

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