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IBM 31L9756 3.2GB IDE Ultra ATA/33 (ATA-4) 4200 2.5-inch 420KB Hard Drive
- Capacity: 3.2GB
- Interface: IDE Ultra ATA/33 (ATA-4)
- Spindle Speed: 4200RPM
- Form Factor: 2.5-inch
- Cache: 128KB (typical for this era)
- Designed for: Older laptops and compact systems
- Data Transfer Rate: Up to 33.3MB/s
- Technology: PATA (Parallel ATA)
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Product Overview
The IBM 31L9756 is a 3.2GB IDE Ultra ATA/33 (ATA-4) hard drive. It features a 4200RPM spindle speed and a 2.5-inch form factor, typically used in older laptops or compact systems. This drive represents older storage technology with limited capacity and speed.
Technical Information
| Capacity | 3.2GB |
| Interface | IDE Ultra ATA/33 |
| Spindle Speed | 4200RPM |
Additional Specifications
| Form Factor | 2.5-inch |
| Cache | 128KB |
Product Description
The IBM 31L9756 is a legacy 3.2GB hard drive that utilizes the IDE Ultra ATA/33 (ATA-4) interface. This interface, also known as PATA (Parallel ATA), was standard in personal computers and laptops during the late 1990s and early 2000s. The drive's 2.5-inch form factor indicates its primary use in portable computing devices of that era. Operating at a spindle speed of 4200RPM, this drive offers modest performance suitable for basic operating system functions and application loading in older systems. The Ultra ATA/33 standard provides a maximum theoretical transfer rate of 33.3 megabytes per second, which is significantly slower than modern storage interfaces. With its limited 3.2GB capacity, this drive is only suitable for very basic storage needs or as a replacement part for vintage computing equipment. It represents a piece of computing history, showcasing the evolution of storage technology from small-capacity IDE drives to the high-capacity SSDs and HDDs available today.
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