Search found 2 matches

by pizzaman
Thu Dec 13, 2012 12:35 am
Forum: SPCR Article Discussion
Topic: Power Lost - A Better Way to Compare PSU Efficiency
Replies: 15
Views: 15162

Re: Power Lost - A Better Way to Compare PSU Efficiency

I've been making exactly the same graphs on a dutch forum! One final step to help people pick a power supply is to divide the power lost through the purchase price of a psu so you get power lost per dollar you spend on a psu. On these graphs, looking up the most efficient psu's is a disappointing ta...
by pizzaman
Wed Nov 07, 2012 5:41 am
Forum: SPCR Article Discussion
Topic: Seasonic SS-300SFD 80 Plus SFX12V power supply
Replies: 43
Views: 29335

Re: Seasonic SS-300SFD 80 Plus SFX12V power supply

Most computers are in idle mode a large part of the time. Modern systems use 10-20 watt idle, but their psu's easily draw double that from the wall. Not testing this system for efficiency at lower powers is a missed opportunity...