Seagate ST320LT007 320GB Hard Disk Drive
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Seagate ST320LT007 320GB 7.2K RPM HDD SATA-3GBPS Internal Refurbished

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Part Number#: ST320LT007
List Price was: $251.52
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Short Description:
ST320LT007 320 Gigabyte(GB) 7.2K Revolutions Per Minute (RPM) Serial Advanced Technology Attachment (SATA)-II 16 Megabytes(MB) Cache 2.5inch Form Factor Internal Notebook Drives Hard Disk Drive | Made by Seagate | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Overview for the Seagate ST320LT007 320GB 7.2K RPM HDD

In today's digital age, data storage is a critical aspect of our daily lives. From photos and videos to important documents, we rely on various storage solutions to keep our digital assets safe and accessible. One such storage solution is the Seagate ST320LT007 320GB 7.2K RPM HDD SATA-3GBPS Internal Notebook Drive. We'll delve into the details of this hard drive, explaining what it is, how it works, its features, benefits, and applications.

What is the Seagate ST320LT007?

The Seagate ST320LT007 is a hard disk drive (HDD) designed for use in notebook computers and laptops. It is a compact and reliable storage device that offers 320GB of storage capacity. This HDD is known for its 7,200 revolutions per minute (RPM) spindle speed and SATA-3GBPS interface, making it a versatile and high-performance storage solution.

Let's break down the key features and specifications of the Seagate ST320LT007 to better understand its capabilities.

Key Features and Specifications

  • Capacity: The Seagate ST320LT007 offers a storage capacity of 320GB. This amount of storage is suitable for storing a variety of data, including documents, photos, music, and videos.
  • Spindle Speed: One of the standout features of this HDD is its 7,200 RPM spindle speed. RPM refers to the number of revolutions the hard drive platter makes in a minute. A higher RPM results in faster data access and transfer speeds, making this drive ideal for tasks that require quick data retrieval.
  • Interface: The Seagate ST320LT007 uses a SATA-3GBPS interface. SATA (Serial Advanced Technology Attachment) is the standard connection interface for most hard drives and SSDs in modern computers. The 3GBPS speed ensures a good balance of performance and compatibility.
  • Form Factor: This internal notebook drive is designed to fit the 2.5-inch form factor, which is commonly used in laptops and notebooks. Its compact size allows for easy integration into these devices.
  • Cache: The Seagate ST320LT007 comes equipped with an 8MB cache, also known as a buffer. The cache stores frequently accessed data, allowing for quicker access times and improved overall performance.
  • Reliability: Seagate is a renowned manufacturer of storage solutions, and the ST320LT007 is known for its reliability and durability. It's built to withstand the rigors of everyday use, making it a dependable choice for notebook users.

How Does the Seagate ST320LT007 Work?

To understand how the Seagate ST320LT007 works, it's important to grasp the basic principles of a hard disk drive (HDD).

  • Platters: Inside the HDD, there are one or more circular platters made of magnetic material. These platters are stacked on a spindle and rotate at high speeds (in this case, 7,200 RPM).
  • Read/Write Heads: Each platter has a read/write head, which is a small electromagnetic device that moves over the surface of the platter. These heads read and write data by changing the magnetic orientation of tiny sections on the platter's surface.
  • Data Storage: Data is stored on the platters in the form of binary code, which consists of 0s and 1s. The orientation of magnetic particles on the platter's surface represents these 0s and 1s, allowing for the storage and retrieval of digital information.
  • SATA Interface: The SATA interface is the connection point between the HDD and the computer's motherboard. It provides power to the drive and allows data to be transmitted between the HDD and the computer.

When you use the Seagate ST320LT007 in your notebook, the process is as follows:

  • Your laptop sends a request for specific data to the hard drive.
  • The read/write head positions itself over the appropriate track on the platter.
  • The data is read or written by altering the magnetic orientation on the platter.
  • The data is then transmitted through the SATA interface to the laptop's RAM and CPU for processing.

This entire process happens incredibly fast, thanks to the high RPM and efficient design of the Seagate ST320LT007. It's this combination of speed and reliability that makes this drive a popular choice for notebook users.

Benefits of the Seagate ST320LT007:

Now that we understand how the Seagate ST320LT007 works and its key features, let's explore the benefits of using this internal notebook drive.

  • Storage Capacity: With 320GB of storage, the Seagate ST320LT007 provides ample space for your files and data. This capacity is suitable for everyday use, from storing documents to multimedia files.
  • High-Speed Performance: The 7,200 RPM spindle speed ensures rapid data access and transfer rates. This feature is especially beneficial for tasks that require quick data retrieval, such as gaming, video editing, and software development.
  • Compatibility: The SATA-3GBPS interface is widely supported and compatible with most laptops and notebooks. This ensures a seamless integration process when upgrading or replacing your laptop's internal drive.
  • Reliability: Seagate is a trusted brand known for producing reliable storage solutions. The ST320LT007 is built to withstand the demands of daily use, making it a dependable choice for long-term storage needs.
  • Compact Design: The 2.5-inch form factor of this drive is specifically designed for laptops and notebooks, allowing it to fit perfectly within the limited space of these devices.
  • Low Power Consumption: HDDs are known for their energy efficiency. The Seagate ST320LT007 is no exception, consuming minimal power, which is essential for extending your laptop's battery life.
  • Cost-Effective: When compared to solid-state drives (SSDs), HDDs like the Seagate ST320LT007 tend to be more budget-friendly, making them an attractive choice for users looking for a cost-effective storage solution.
Applications of the Seagate ST320LT007:

The Seagate ST320LT007 is a versatile storage solution with a wide range of applications. Let's explore how this internal notebook drive can be used in various scenarios:

  • Data Storage: The primary purpose of this HDD is data storage. It's perfect for storing personal files, documents, photos, and videos on your laptop.
  • Gaming: Gamers often require large storage capacities for their game libraries. The Seagate ST320LT007 can accommodate numerous games, and its high RPM ensures quick loading times.
  • Multimedia Editing: Video and audio editors benefit from the high-speed performance of this drive. Editing large multimedia files is more efficient with the quick data access provided by the 7,200 RPM spindle speed.
  • Software Development: Software developers working with large codebases and virtual machines can use this drive to enhance their development environment's performance.
  • Backup Drive: You can use the Seagate ST320LT007 as a backup drive to create copies of your important files and keep them safe in case of data loss.
  • Media Center: If you have a media center PC, this drive can be used to store your collection of movies and music, providing ample space for your entertainment needs.
  • Portable Workstations: Some users require high-capacity storage in a portable workstation or field laptop. The Seagate ST320LT007 offers a balance of storage and performance for such applications.
Choosing the Right Storage Solution:

When selecting a storage solution for your laptop or notebook, it's essential to consider your specific needs and use cases. Here are some factors to keep in mind:

  • Capacity: Assess how much storage space you require. If you work with large files or plan to store a vast collection of media, a higher-capacity drive may be necessary.
  • Performance: Consider the tasks you'll perform on your laptop. If you need fast data access and transfer speeds, a high RPM drive like the Seagate ST320LT007 is a great choice.
  • Reliability: For important data and critical applications, reliability is paramount. Seagate is a reputable brand known for producing reliable storage solutions.
  • Budget: Determine your budget, as this will influence your choice between HDDs and SSDs. HDDs like the Seagate ST320LT007 are often more budget-friendly.
  • Compatibility: Ensure that the drive you choose is compatible with your laptop or notebook in terms of size and interface.

General Information about this Seagate ST320LT007

  • Manufacturer: Seagate
  • Part Number or SKU# ST320LT007
  • Product Type: Notebook Drives
  • Product Name: Hard Disk Drive

Technical Specifications

  • Storage Capacity: 320 Gigabytes (GB)
  • Interface: SATA 3GBPS
  • Cache: 16 Megabytes (MB)
  • Areal Density (avg): 425 Gigabits per square inch (Gb/in2)
  • Guaranteed Sectors: 625,142,448


  • Spin Speed (RPM): 7200 RPM
  • Average Latency: 4.17 milliseconds (ms)
  • Random Read Seek Time: 11 ms
  • I/O Data Transfer Rate: 300 Megabytes per second (MB/s)
  • Unrecoverable Read Errors: 1 in 10^14


  • Annual Failure Rate: 0.50%


  • 5V Start Max Current: 1.0 Amperes (A)
  • Average Idle Power: 0.66 Watts (W)
  • Average Operating Power: 1.30 W
  • Average Seek Power: 1.60 W


  • Ambient Temperature: Operating: 0°C to 60°C, Nonoperating: -40°C to 70°C
  • Maximum Operating Temperature Change: 20°C per hour
  • Maximum Nonoperating Temperature Change: 35°C per hour
  • Operating Shock (max): 350 G-forces (Gs) for 2 milliseconds (ms)
  • Nonoperating Shock (max): 1000 Gs for 1 ms
  • Acoustics (Idle Volume): 2.3 bels
  • Acoustics (Seek Volume): 2.5 bels

In summary, the Seagate ST320LT007 320GB 7.2K RPM HDD SATA-3GBPS Internal Notebook Drive is a versatile and high-performance storage solution for laptop and notebook users. Its combination of storage capacity, high RPM, and reliability make it suitable for a wide range of applications, from data storage and gaming to multimedia editing and software development.

When selecting a storage solution, it's essential to consider your specific needs and use cases. The Seagate ST320LT007 is a cost-effective option for those who require a balance of capacity and performance in a compact form factor. Whether you're upgrading your laptop's storage or need a reliable backup drive, this internal notebook drive is a dependable choice for your digital storage needs.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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