With the GeForce GTX 275 AMP! Zotac presents a graphic card which is based on nVidias GT200 graphic chip. Zotac overworked the GTX 275s power design. Therefore the card is now provided with a seven phase power design. This is what allows Zotac to clock the GPU up to 702 MHz instead of 633 MHz wich is the standard clock. Also the memory is overclocked to 1260 MHz instead of 1130 MHz.
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