[mythtv-users] Help with new Video Card (power supply requirements)

John Drescher drescherjm at gmail.com
Fri Mar 12 20:57:51 UTC 2010


> I just purchased a new video card (Jaton 498pci
>http://www.newegg.com/Product/Product.aspx?Item=N82E16814139046).  Anyway
> I was getting ready to install it and one of the requirements on the box
> says minimum 450W power supply.   Anyway I checked my dell box and it told
> me the V 115 with 7 amp.  So simple math sells me 700+ watts.  Then I opened
> up the box and on the power supply there is a label.  It says that max power
> is 300 watts.
> So my question is my thinking correct, in that, I can't use this card
> because my power supply is maxed at 300w.
> Since V x A = W why does the power supply say 300 max?
> So should I return the card and look for something else or will this work?
>
It's really a 300W power supply. Also 7A is an overestimation of the
power. The 450W requirement is also an overestimation.

John


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