Western Digital's Enterprise Serial ATA hard drives are a new class of hard drives that matches SCSI reliability and performance while providing simplified connectivity – all at significantly less cost than Parallel SCSI drives. WD Raptor maintains the high standards, and lowers the cost of enterprise data storage.

* Designed for servers and NAS/SAN systems, the drive of choice for high- performance workstation and gaming systems, the WD Raptor hard drive is a new class of drive that matches SCSI performance and reliability while providing simplified connectivity.
* Killer Speed: World's fastest Serial ATA drive: 10,000 RPM, 4.5 ms seek
* Unsurpassed Reliability: 5-year warranty and 1.2 million hours MTBF
* Optimum Value: All the speed and reliability of SCSI without the wicked price tag

Specifications:
General
Rotational Speed 10,000 RPM (nominal)
Buffer Size 8 MB
Average Latency 2.99 ms (nominal)
Contact Start/Stop Cycles 20,000 minimum
Seek Times (Average)
Read Seek Time (Average) 4.5 ms
Write Seek Time (Average) 5.9 ms (average)
Track-To-Track Seek Time 0.6 ms (average)
Full Stroke Seek 10.2 ms (average)
Transfer Rates
Buffer To Host (Serial ATA) 150 MB/s (Max)
Buffer To Disk 72 MB/s (Sustained)