Table 8.Latency Time - Hitachi ULTRASTAR 15K450 HUS154530VLF400 Specifications

4.5.1.2 Full stroke seek time
Model Command
450 GB Read
Write
300 GB Read
Write
Full stroke seek is measured as the average of 1,000 full stroke seeks with a random head switch from both directions (inward
and outward).
4.5.1.3 Average latency
Table 8: Latency time
Rotation
15,000 RPM
Typical (ms)
6.2
7.1
5.8
6.4
Time for a revolution (ms)
4.0
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
Max
11.1
11.5
9.4
10.1
Average latency (ms)
12
2.0