Samsung HM640JJ specs.
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General characteristics Samsung HM640JJ
Ruler:
Spinpoint MP4
Type:
HDD
Purpose:
laptop
Form factor HDD:
2.5"
Drive specifications Samsung HM640JJ
Volume:
640 GB
Buffer memory:
16 MB
Number of plates:
2
Speed of rotation:
7200 rpm
Interface Samsung HM640JJ
Connection:
SATA 3Gb/s
External data transfer rate:
300 MB/s
Support NCQ:
yes
Temporal characteristics Samsung HM640JJ
Average access time, reading:
11 MS
The average time delay (Latency):
4.13 MS
Mechanics/Reliability Samsung HM640JJ
Shock resistance at work:
325 G
Shock resistance during storage:
900 G
Noise idle:
26 dB
Operating noise level:
28 dB
Additionally Samsung HM640JJ
Dimensions (WxHxL):
69.85x9.5x100.3 mm
Weight:
119 g
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