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HP 431789-B21 160GB 1.5Gb/s SATA 5400 2.5-in 8MB Hard Drive
- 160GB Storage Capacity
- SATA Interface
- 1.5Gb/s Data Transfer Rate
- 5400 RPM Spindle Speed
- 2.5-inch Form Factor
- 8MB Cache
- Designed for laptops and compact servers
- Lower power consumption compared to 3.5-inch drives
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Product Overview
This is a 160GB 2.5-inch internal hard drive with a 1.5Gb/s SATA interface. It operates at 5400 RPM and features an 8MB cache, suitable for general-purpose storage needs.
Technical Information
| Capacity | 160 GB |
| Interface | SATA |
| Speed | 1.5 Gb/s |
| Rotational Speed | 5,400 RPM |
Additional Specifications
| Form Factor | 2.5-inch |
| Cache | 8 MB |
| Reliability (MTBF) | Not Specified |
Product Description
The HP 431789-B21 is a 160GB internal hard drive featuring a 2.5-inch form factor, making it ideal for use in laptops, small form-factor PCs, and compact servers where space is a constraint. It utilizes the SATA interface, supporting a data transfer rate of up to 1.5Gb/s, which is standard for many systems of its generation. The drive's 5400 RPM spindle speed offers a balance between performance and power efficiency. With an 8MB cache, this hard drive can store frequently accessed data temporarily, which helps to improve read and write performance for everyday computing tasks. While not designed for the highest performance demands, it provides adequate speed for general-purpose storage, operating systems, and applications. The 2.5-inch size and 5400 RPM speed also contribute to lower power consumption and reduced heat generation compared to larger, faster drives. This makes the 431789-B21 a suitable choice for mobile computing devices or systems where power efficiency is a consideration. It offers a reliable solution for basic storage needs.
