1 used Western Digital Raptor SATA Hard Drive 150 GB 10,000 RPM. Guarranteed NOT DOA.

Key Features

Reliable - Designed and manufactured to enterprise-class standards to provide enterprise reliability in high duty cycle environments. With 1.2 million hours MTBF, these drives have the highest available reliability rating on a high capacity drive.

Fast - With a next-generation SATA interface, 1.5 Gb/s data transfer rate, native command queuing (NCQ), and 16 MB cache, these drives deliver optimum performance.

RAID-specific, time-limited error recovery (TLER) - A feature unique to WD, prevents drive fallout caused by the extended hard drive error-recovery processes common to desktop drives.

Rotary Acceleration Feed Forward (RAFF™) - Optimizes operation and performance when the drives are used in vibration-prone, multidrive systems such as rack-mounted servers or network storage.

Rotational Speed 10,000 RPM (nominal)
Buffer Size 16 MB
Average Latency 2.99 ms (nominal)
Load/unload Cycles 20,000 minimum

Seek Times
Read Seek Time 4.6 ms
Write Seek Time 5.2 ms (average)
Track-To-Track Seek Time 0.4 ms (average)
Full Stroke Seek 10.2 ms (average)

Transfer Rates
Buffer To Host (Serial ATA) 1.5 Gb/s (Max)
Transfer Rate (Buffer To Disk) 84 MB/s (Sustained)


Physical Specifications
Formatted Capacity 150,039 MB
Capacity 150 GB
Interface SATA 1.5 Gb/s
User Sectors Per Drive 293,046,768