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3x 12v rail at 17a gtx 580

Last response: in Systems
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July 17, 2011 11:10:12 PM

Hello im getting a zotac gtx 580 amp2 for my sistem now i have the problem of power supply, i have a power supply that states it has 3x 12v rails 15a, 17a, 17a and it also states its a 1200w will this be able to support this card?

i have a i5 2500k, 1hd ,1 dvd reader, and 8gb veangence crosair ram at 1600hz

More about : 12v rail 17a gtx 580

a b ) Power supply
July 18, 2011 7:13:12 AM

So if each of your three rails delivered their max rated power, that would be 49amps.

wattage = amps x volts. 49x12=588. That is no 1200W PSU. It's at best a 650W... but given the labeling it likely cannot be trusted. See the PSU guide linked in my signature.
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