20GB Ultra ATA/100 IDE hard drive - 5400 RPM, 3.5in form factor, 2.54 cm (1.0 ") high
Compaq hard drives are provided with the reliability and functionality needed for today's systems. All hard drives are designed and tested for compatibility and interoperability in the systems for which they are intended in order to provide the immediate, flawless integration expected from Compaq equipment.
HP 20GB Ultra ATA/100 IDE. Hard drive capacity: 20 GB, Hard drive interface: Ultra-ATA/100, Hard drive speed: 5400 RPM. Data transfer rate (max): 100 Mbit/s