Product Detail Maxtor 20GB UDMA/100 7200RPM 2MB IDE Hard Drive General Features: Maxtor DiamondMax Plus Interface : IDE Formatted Storage Capacity : 20 Gigabytes Ultra ATA/100 Data Transfer Rate Spindle Speed : 7,200 RPM 2MB SDRAM Cache Buffer < 8.7 ms average seek time Digital Signal Processor (DSP)-Based Architecture Notes: Model : 5T020H2 . The "Maxtor DiamondMax Plus 60 - Hard drive - 20.4 GB - internal - 3.5 - ATA-100 - 7200 rpm - buffer: 2 MB" is best product for you. We recommended Maxtor DiamondMax Plus 60 - Hard drive - 20.4 GB - internal - 3.5 - ATA-100 - 7200 rpm - buffer: 2 MB