Seagate ST3750640A 750GB Hard Disk Drive
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Seagate ST3750640A 750GB 7.2K RPM HDD 16MB Buffer Form New

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Part Number#: ST3750640A
List Price was: $2348.48
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Short Description:
ST3750640A Barracuda 750GB (Gigabyte) 7200 RPM 16MB (Megabyte) Buffer 3.5Inches Form Factor Advanced Technology Attachment (ATA) Integrated Drive Electronics (IDE) Hard Disk Drive | Made by Seagate | Brand New 3 Years Warranty
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days
Product Overview of the Seagate ST3750640A Hard Disk Drive

In the ever-evolving world of technology, hard disk drives (HDDs) remain an integral component for storing and accessing digital data. The Seagate ST3750640A is a notable player in this arena, boasting a capacity of 750GB, a rotation speed of 7,200 revolutions per minute (RPM), and a 16MB buffer. This guide aims to provide a detailed exploration of the Seagate ST3750640A, focusing on its specifications, features, and the significance of its ATA-IDE form factor.

Capacity - 750GB

The Seagate ST3750640A offers a substantial storage capacity of 750 gigabytes (GB). This sizable storage space is crucial for users dealing with large files, applications, and multimedia content.

Rotation Speed - 7.2K RPM

The term "RPM" refers to revolutions per minute, indicating the speed at which the hard drive's platters spin. With a rotation speed of 7,200 RPM, the ST3750640A delivers a balance between data access speed and power efficiency.

Buffer Size - 16MB

The buffer, or cache, plays a vital role in enhancing the overall performance of the hard drive. The Seagate ST3750640A incorporates a generous 16MB buffer, facilitating smoother data transfers and quicker access times.

Delving Deeper into the Seagate ST3750640A FeaturesAdvanced Technology

Seagate is renowned for its commitment to employing cutting-edge technology in its products. The ST3750640A is no exception, featuring advanced mechanisms that contribute to its reliability, speed, and durability.

Silent Operation

One notable characteristic of the Seagate ST3750640A is its quiet operation. The drive is designed to minimize noise, making it an excellent choice for environments where low noise levels are crucial, such as home offices or recording studios.

Efficient Power Consumption

Power efficiency is a critical consideration in contemporary computing. The ST3750640A strikes a balance between performance and energy consumption, making it an environmentally friendly option for users conscious of power usage.

ATA-IDE Form Factor

ATA, or Advanced Technology Attachment, is a standard interface for connecting storage devices such as hard drives and optical drives to a computer. IDE, which stands for Integrated Drive Electronics, refers to the integration of the disk controller with the drive, simplifying the interface.

Significance of ATA-IDE

The choice of the ATA-IDE form factor in the Seagate ST3750640A is significant for several reasons. First and foremost, it ensures compatibility with a wide range of systems, including older computers that might not support newer interfaces like SATA (Serial ATA). This makes the ST3750640A a versatile option for users with diverse hardware setups.

Reliability and Durability

Seagate has a long-standing reputation for producing reliable and durable storage solutions. The ST3750640A undergoes rigorous testing to ensure it can withstand the demands of daily use, providing users with a dependable storage solution for their valuable data.


The Seagate ST3750640A is designed to be compatible with a range of operating systems, including Windows, macOS, and Linux. This broad compatibility enhances its usability across different platforms, catering to the diverse needs of users.

High-speed data transfer

The cache of the ST3750640A Seagate 750GB 7.2K RPM 16MB Hard Drive is 16MB, which is used to temporarily store frequently accessed data, allowing for faster data retrieval. A larger cache size can result in improved performance, especially when dealing with random I/O operations. The cache stores the data that the drive anticipates will be requested next, this will allow the drive to access the data faster.

The spindle speed of the ST3750640A Seagate 750GB 7.2K RPM 16MB Hard Drive is 7200 RPM (revolutions per minute), which is a measure of how fast the disk platters inside the drive rotate. A higher RPM generally results in faster data access and better overall performance. The faster the disk platters rotate, the faster the drive can access the data stored on it. 7200 RPM is a common spindle speed for consumer-grade hard drives and is considered a good balance between performance and power consumption.

It's important to note that the spindle speed and cache size may vary depending on the specific model and vendor. It's always a good idea to check the manufacturer's website or product documentation for the most up-to-date and accurate information.

Hot-swap capability

The ST3750640A Seagate 750GB 7.2K RPM 16MB Hard Drive is compatible with systems that support the PATA (Parallel ATA) interface. It's also compatible with PATA host bus adapters (HBAs) and PATA controllers. This drive is also backward compatible with the previous ATA standards like ATA-66 and ATA-33.

It's important to check the drive's dimensions before purchasing to ensure that it will fit in the desired location in your server or storage system. It's also important to check the compatibility of the drive with the system you're planning to use it with, for example, the system should support the PATA interface and also have a PATA controller.

Please note that the drive dimension and weight may vary depending on the specific model and the vendor. Also, the drive may come with a tray or without one, it depends on the specific model and the vendor. You should check the package content for the tray before purchasing.

Main Information ST3750640A Seagate 300GB SAS-6GBPS
  • Manufacturer Name: Seagate
  • Part Number or SKU# ST3750640A
  • Product Type: Hard Disk Drive (HDD)
Technical Information
  • Form Factor: 3.5 Inches
  • Capacity: 750 GB
  • Interface Type: ATA-100
  • Buffer Size: 16 MB
  • Drive Transfer Rate: 100 MBPS (external)
  • Average Latency: 4.16 MS
  • Spindle Speed: 7200 RPM
Expansion / Connectivity
  • Interfaces: 1 x IDE/ATAPI - 40 pin IDC
  • Compatible Bays: 1 x internal - 3.5 Inches
  • Form Factor: 3.5 Inches (refers to the physical size of the device)
  • Capacity: 750 GB (indicates the storage space available)


  • Interface Type: ATA-100 (describes the type of connection for data transfer)
  • Buffer Size: 16 MB (a temporary storage space for data)


  • Drive Transfer Rate: 100 MBPS (external) (the speed at which data is transferred)
  • Average Latency: 4.16 MS (average time delay for data retrieval)
  • Spindle Speed: 7200 RPM (rotation speed of the storage disk)

Expansion / Connectivity

  • Interfaces: 1 x IDE/ATAPI - 40 pin IDC (type and number of connections)
  • Compatible Bays: 1 x internal - 3.5 Inches (compatible slot for installation)

Finally, the Seagate ST3750640A 750GB 7.2K RPM HDD with a 16MB buffer and ATA-IDE form factor stands as a testament to Seagate's commitment to delivering reliable, high-performance storage solutions. Its generous capacity, efficient operation, and broad compatibility make it a suitable choice for a diverse range of users. By understanding its specifications, features, and installation considerations, users can make informed decisions about integrating the ST3750640A into their computing environments. As technology continues to advance, the Seagate ST3750640A remains a reliable option for those seeking a robust and versatile storage solution.

Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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Important notes:

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Individual product warranty mentioned on each item product description page/detail page.

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Shipping Options and Estimated Delivery Time

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UPS® First Overnight - Saturday
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FedEx Shipping Options:

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Worldwide Shipping Options:

UPS®/FedEx® International Economy

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UPS®/FedEx® International Priority

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UPS®/FedEx® Ground Shipping Canada

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Important notes:

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