Does a powersupply use up all its wattage?

2 replies [Last post]
TehNoob
Offline
Joined: 05/08/2010
Posts: 4

For example I have a 1000W psu and my system only uses 500W, will the psu still suck up 1000W. I'm asking because I'm a little concerned about my electric bill.

Razear
Razear's picture
Offline
Joined: 12/30/2008
Posts: 1123

http://www.youtube.com/watch?v=h2SpV_ZAtwo

No the PSU will only consume what is actually needed by the system.

TehNoob
Offline
Joined: 05/08/2010
Posts: 4

Razear wrote:

http://www.youtube.com/watch?v=h2SpV_ZAtwo

No the PSU will only consume what is actually needed by the system.

 

Thank you