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Question:

EVGA 8800gs Power Cable Confusion?

Included in my EVGA 8800gs box was a 6 pin to 2x 4 pin molex power cable. My current power supply already had a 6 pin power cable.My Cooler Master 500w power supply has dual rails pushing 16amp each. The requirements for the EVGA 8800gs are:Minimum of a 400 Watt power supply.(Minimum recommended power supply with +12 Volt current rating of 22 Amp Amps.)Notice the 22 amp. To supply this power, am I supposed to connect the 6 pin to 2x 4 pin molex power cable to each of the 16amp rails from my power supply therefor providing 32amp? How am I supposed to get 22amps to the card?Most all power supplies I see that are dual railed go no higher than 20amp per rail.Any thoughts? Thanks,Brad

Answer:

If you already have a 6 pin then your good to go. The 2x 4pin molex connectors are for the case if you didn't have the 6pin. The rails on a PSU are not independant, they are combined. Look for the maximum loading of your PSU.
You can plug the standard 6 pin from your PSU the way it is and play a game and if the pc freezes or shuts off during game play then you know wehre the problem is. Do not worry about the exact specifics it wants. If you put the two 4 pin molex connections in so you can use one 6 pin then that might be more reliable as far as power flow but only do that after you try the standard 6 pin because of your limit on availible 4 pin molexs

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