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What power supply should I buy for Nvidia SLI 580GTX/590GTX videocards

What power supply should I buy for Nvidia SLI 580GTX/590GTX videocards? Will 1200W be enought for it?
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More about what power supply nvidia 580gtx 590gtx videocards
  1. Anything above 950W should handle it.
  2. 1200w power supply is more than enough to crossfire two high end video cards. If your getting both of those videocards and crossfiring them i would recommend getting an 800w power supply.
  3. Best answer
    For a system using two GeForce GTX 590 graphics cards in 2-way Quad SLI mode NVIDIA specifies a minimum of a 1000 Watt or greater power supply that has a combined +12 Volt continuous current rating of 80 Amps or greater and that has at least four 8-pin PCI Express supplementary power connectors.

    For a system using two GeForce GTX 580 graphics cards in 2-way SLI mode NVIDIA specifies a minimum of a 900 Watt or greater power supply that has a combined +12 Volt continuous current rating of 62 Amps or greater and that has at least two 6-pin and two 8-pin PCI Express supplementary power connectors.
  4. Best answer selected by Veirtimid.
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