It seems like every year we are presented with a brand new graphics card that leaps ahead of the competition and steals the performance crown. This last happened when the Nvidia GTX295 jumped ahead of the 4870X2. Recharged, ATI is finally ready to jump ahead of Nvidia with the 5970. ATI made an interesting choice on the name here. Previously they included an X2 after the name of the card's GPU's. This time ATI decided to just name the series of cards with a flat number, similar to what Nvidia...