Hey guys so i finally managed to save some money for gpu and i need your advice.I want something really powerful so ill be choosing between gtx 780 gigabyte ghz edition or any other 290x or something i never had an amd card so i want to ask you guys which is more powerful which is better for me and stuff i will be playing at 1080p on one monitor my psu is 750w and cpu is i5 3570k thanks.