SP/CQ HDD 20GB f Armada E500
20GB ATA-4 IDE hard drive - 4,200 RPM, 2.75-inch form factor, 9.5mm high.
HP SP/CQ HDD 20GB f Armada E500, 20 GB, 4200 RPM, IDE/ATA
HP SP/CQ HDD 20GB f Armada E500. Hard drive capacity: 20 GB, Hard drive rotational speed: 4200 RPM, Interface: IDE/ATA