In terms of power requirements, your power supply unit should be 750W and above as recommended by ASUS. The card utilizes two 8 pin power connectors, so make sure you have the required connectors before purchasing this new card.
ASUS has used the same DIGI+ VRM digital circuitry design for the card to guarantee the best power stability throughout the card. A 20-phase power scheme also ensures the potential overclocking headroom for this card.
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The whole back of the card is also protected by a metal shield which has its cooling properties to maintain a lower temperature for the card.