Power supply
Power supply provides voltage to each device on the computer. It is usually on the top of the caching pitch. As a power supply input, 110-220 volts receive electricity and supply 3.3, 5 and 12 volts respectively as output.
Watt power supply based on computer hardware device is used. Power supply ranges from 300 watts to 1000 watt. The higher the power supply watt, the greater the effectiveness of the computer. Typically gaming, video editing requires more power (w) power supply for work