Power: Difference between revisions

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  Sun e4500
  Sun e4500
  32watt pluggin in with no power on
  32watt plugged in with no power on
  585watt 21:24 when I  power on
  585watt 21:24 when I  power on
  708watt 21:27 at the {ok} prompt
  708watt 21:27 at the {ok} prompt

Revision as of 11:40, 9 August 2007

Ultra 10 with one 200G disk (as a firewall/gateway/small server)- Averages ~111watts.

1.2GHz Duron with single IDE disk (as a firewall/gateway/small server) - Averages ~110watts.

Dell Latitude C610 (ubuntu desktop)- Averages ~42watts.

Sun e4500
32watt plugged in with no power on
585watt 21:24 when I  power on
708watt 21:27 at the {ok} prompt
693watt 21:53 running, apt-get updating debian SMP system
Averaging ~694watts with single 2G HDD


Power is measured in "watts" (named after James Watt). The units are energy divided by time. One watt is 1 joule transfered in 1 second. 1 British Thermal Unit (BTU) = 1 055.05585 joules. Most electric companies bill in "kilowatt hours". If Power interests you, you should check out Ohms_law.