Seagate
Seagate ST3750640A-RK 750GB Ultra-ATA Internal Hard Drive
★★★★★
High-Performance Storage: Seagate Barracuda 750 GB Internal Hard DriveThe Seagate Barracuda 750 GB Ultra-ATA/100 Internal Hard Drive delivers reliable, high-performance storage for your PC. With a 16MB cache and a five-year warranty, this drive is designed for advanced applications, media PCs, an...
$163.00*
View on Amazon
✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
High-Performance Storage: Seagate Barracuda 750 GB Internal Hard Drive
The Seagate Barracuda 750 GB Ultra-ATA/100 Internal Hard Drive delivers reliable, high-performance storage for your PC. With a 16MB cache and a five-year warranty, this drive is designed for advanced applications, media PCs, and cost-effective network attached storage (NAS). Built with perpendicular recording technology and features like Adaptive Fly Height and Clean Sweep, the Barracuda ensures consistent performance and dependability.
Specifications:
- Capacity: 750 GB
- Interface: Ultra ATA/100
- Cache: 16MB
- Form Factor: 3.5-Inch
- Recording Technology: Perpendicular Recording
- Features: Adaptive Fly Height, Clean Sweep, Directed Offline Scan, Seagate SoftSonic, Enhanced G-Force Protection
Key Features
750 GB Ultra ATA/100 3.5-inch internal hard drive internal hard drive delivers high performance and powerful features
16 MB cache buffer; 7200 RPM for fast read/write times
Fluid dynamic bearing motor for ultra-quiet operation
Includes internal drive, interface cable, interface cable, DiscWizard installation software, SeaTools diagnostic software, quick installation guide
5-year limited warranty covers parts and labor
Specifications
Capacity
750 GB
Interface
Ultra ATA/100
Form Factor
3.5-inch
RPM
7200 RPM
Cache Buffer
16 MB
Motor Type
Fluid dynamic bearing
Warranty
5-year limited (parts and labor)
Similar Products
Other products from the same family that visitors often consider:
✓ AvailableSeagate ST3750630SS Barracuda ES.2 750GB Internal Hard Drive
$131.00
View on Amazon →
✓ AvailableSeagate ST3750640NS 750GB SATA Hard Drive
$49.49
View on Amazon →
✓ AvailableSeagate ST3750640NS 750GB SATA Hard Drive (Renewed)
View on Amazon →
Currently UnavailableSeagate ST3400632A-RK 400GB Ultra-ATA Internal Hard Drive
Check on Amazon →
✓ AvailableSeagate ST3750330NS Barracuda ES 750GB SATA Hard Drive
$112.50
View on Amazon →Pros & Cons
👍 Pros
- Offers a substantial 750GB storage capacity, providing ample space for large files and extensive data.
- Features a fast 7200 RPM spin speed, contributing to quicker data access and transfer rates.
- Equipped with a 16 MB cache buffer, which helps in improving read/write performance by storing frequently accessed data.
- Utilizes a fluid dynamic bearing motor for ultra-quiet operation, reducing noise levels in your system.
- Comes with a comprehensive 5-year limited warranty, covering parts and labor, providing long-term peace of mind.
👎 Cons
- As an Ultra ATA/100 interface, it is an older technology, which may not be compatible with newer motherboards that primarily use SATA.
- The 750GB capacity, while significant, is smaller than many modern hard drives or SSDs available today.
- Being an internal hard drive, installation requires opening the computer case and connecting power and data cables.
- The included DiscWizard installation software and SeaTools diagnostic software may require specific system configurations for optimal use.
- A 3.5-inch form factor is standard for desktops but is not suitable for laptops or smaller systems requiring 2.5-inch drives.
Frequently Asked Questions
What is the storage capacity of the Seagate ST3750640A-RK hard drive?
The Seagate ST3750640A-RK offers a substantial 750GB of storage capacity for your data.
What interface does this internal hard drive use?
This internal hard drive uses an Ultra ATA/100 interface, which is a specification for parallel ATA drives.
What is the rotational speed (RPM) of this hard drive?
The hard drive operates at 7200 RPM, contributing to efficient data access and transfer speeds.
What is the size of the cache buffer on this drive?
It features a 16 MB cache buffer, which helps in optimizing performance by temporarily storing frequently used data.
Does this product come with any warranty?
Yes, the Seagate ST3750640A-RK comes with a 5-year limited warranty that covers both parts and labor.
What software is included with this hard drive?
The package includes DiscWizard installation software and SeaTools diagnostic software, designed to assist with installation and maintenance.
Related Products
