Western Digital - Caviar 20.4G b 7200Rpm Ide/Eide Internal Hard Disk Drive. 2Mb Buffer 9 Ms Seek Time Dma/Ata 66 (Ultra) 40Pin 3.5 Inch Low Profile( 1.0 Inch).
Key Features:
Capacity: 20.4
GbInterface: Ide/AtaDrive DimensWeight 1.1H eight0Width0Length0"