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Advances, Systems and Applications

Table 1 A summary of power consumption types

From: Power management in virtualized data centers: state of the art

Consumption Type

SPC

DPC

Results from:

The system components

The usage of the system components

Source:

The type of transistors and processor technology.

The short circuit current and switched capacitance.

Reason:

The leakage currents that are present in any active circuit of the powered system.

The circuit activity, Usage scenario, Clock rates, and I/O activity

Reduction:

Reducing the supplied voltage, Reducing the size of the circuits, Cooling the computer system.

Reducing the physical capacitance, Reducing the switching activity, Reducing the clock frequency, Reducing the supply voltage.