Razisljam izedu ove dvije graficke 1. http://www.protis.hr/products/details/msi-gtx-670-powered-oc-2gb-2dvi-hdmi-dp/61981
2. http://www.protis.hr/products/details/graficka-kartica-gigabyte-hd7970-oc-3gb-gddr5-dvi-hdmi/55720
I dali moze moje napajanje o 550W podrzat 7970
