Product Detail Capacity: 150 GB Rotational Speed: 10000 rpm Cache: 16 MB Interface: SATA 300 Max. External Transfer Rate: 300 MB/sec Average Seek Time: 4.7 ms Shock: Operating: 65G @ 2ms Non-operating: 300G @ 2ms . The "WD VelociRaptor WD1500BLFS - Hard drive - 150 GB - internal - 2.5 - SATA-300 - 10000 rpm - buffer: 16 MB" is best product for you. We recommended WD VelociRaptor WD1500BLFS - Hard drive - 150 GB - internal - 2.5 - SATA-300 - 10000 rpm - buffer: 16 MB