I want information about case study power management

(imported topic written by NMG2_Banjop_Ramanoo)

Hi everybody

I am new engineer

I want Information about case study of power management for present to custommer.

by specify space of one client PC such

CPU: XXXX

Ram: XXXX

mainboard: XXXX

OS: XXX

harddisk XXXX

before use Power management.

how many to use electric cost ?

and

after use Power management.

how many to use electric cost ?

where I will find information about these ?

someone can help me recommend about with me.