The E7K60 is designed for 24x7 hours operation as compared to the 7K60 which is not designed for 24 hours operation. As these are two similar model drive, the specifications are almost similar.
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7K60有這五種mode Performance idle (average) 2.0 W Active idle (average) 1.3 W Low power idle (average) 0.85 W Standby (average) 0.25 W Sleep 0.1 W 那 Power consumption efficiency (watts/GB) 0.014
但是,E7K60只有三種mode Idle (average) 2.0 W Standby (average) 0.25 W Sleep 0.1 W 那 Power consumption efficiency (watts/GB) 0.033