I have a tagan 480w power supply and I am thinking of getting a 320mb 8800 xfx graphics card. I am not going to run it in sli mode, will this be enough power as I have heard so much contrasting news on this?
May I suggest the following link in case you are looking at doing any kind of overclocking? Even may be helpful if you are not planning on overclocking your system. You need to consider not just the graphics card when deciding if your psu needs replacing. Think of all peripherals that are running off of the psu as well. There is a link to a website that has a power calculator that can help you decide as well...I just don't remember where it is at.
http://www.overclock.net/power-sup [...] guide.html
I don't at all like the idea of 4A for CPU plus HD plus opticals.
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I'd buy 520W Corsair to go with it.
That's better but a 650 watt unit with 40A of +12 is more like it. I'd at least get something like the 580 watt Mushkin.
The recommendation for a 400w PSU with 26a on the 12v rails is for the the entire system not just the 8800GTS. 26a for the 8800GTS means that it would consume 312w of power.
Based on nVidia's estimates the 8800GTX consumes 145w of power (12.08 amps), and the 8800GTS consumes 115w of power (9.58 amps). So far no website has directly measured the amount of power drawn by the GTX and GTS. Xbitlabs.com usually measures CPU and GPU power consumption. However their custom modified motherboard that they have been using to measure GPU power consumption in the past is not compatible with the 8800 series.
I have a tagan 480w power supply and I am thinking of getting a 320mb 8800 xfx graphics card. I am not going to run it in sli mode, will this be enough power as I have heard so much contrasting news on this?
Most likely yes. But it would be nice if you can provide the model number.
In fact you may able able to answer that yourself if you look at the PSU's sticker. But sometimes the sticker can be a little confusing. Best to tell us your PSU model number.
So far no website has directly measured the amount of power drawn by the GTX and GTS
This site doesn't say how they arrived at their power consumptions numbers, but says the BFS 800GTS uses 168 watts at idle, and 250 under load. It also says the load usage is less than an X1900XT or a 7950GX2.