G-Force Protection technology gives hard drives added free-fall Read more
Feature |
Value |
Comment |
|---|---|---|
|
Model Number
|
ST9500420ASG
|
|
|
Interface
|
SATA 3Gb/s
|
|
|
Cache
|
16MB
|
|
|
Capacity
|
500GB
|
|
|
Areal density (avg)
|
394Gb/in 2
|
|
|
Guaranteed Sectors
|
976773168
|
|
|
Height
|
9.5mm (0.370 in)
|
|
|
Width
|
69.85mm (2.750 in)
|
|
|
Length
|
100.35mm (3.951 in)
|
|
|
Weight (typical)
|
110g (0.238 lb)
|
|
|
Spindle Speed
|
7,200 RPM
|
|
|
Average latency
|
4.17ms
|
|
|
Random read seek time
|
11.0ms
|
|
|
Random write seek time
|
13.0ms
|
|
|
Annual Failure Rate
|
0.5
|
|
|
5V start max current
|
1.0A
|
|
|
Release Date
|
||
|
First seen
|
12 April 2009
|
|