Western Digital Raptor WD740ADFD

Drive specification

WD740ADFD

Formatted Gbytes (512 bytes/sector)

74

Bytes per sector

512

Spindle speed (RPM)

10,000

I/O data transfer rate (MBps)

150

Cache buffer

16 Mbytes

Interface Type

Serial ATA-150

Average latency

2.99 ms

Seek time (read / write) ms

4.6 / 5.2

Track-to-track seek - Read

0.3 ms (average), 0.6 (maximum)

Track-to-track seek - Write

0.4 ms (average), 0.75 (maximum)

Start/stop cycles

20,000 minimum