Western Digital - 20.5G b 7200 Rpm Ide/Eide Internal Hard Disk Drive. 2Mb Buffer 9 Ms Seek Time Dma/Ata 66 (Ultra) 3.5 Inch Low Profile( 1.0 Inch).
Key Features:
Capacity: 20.5
GbInterface: Ide/AtaDrive
Dimensions: 3.5 InWeight 1.1H eight0Width0Length0"