Taipei, Taiwan –October 4th, 2012 -- TUL Corporation, a leading manufacturer of AMD graphic cards, today announced powerful equipment for enthusiasts: the PowerColor HD7990. Powered by dual Tahiti XT GPUs, PowerColor HD7990 easily boosts up performance with dual BIOS switch button embedded on bracket, by 900MHz default engines clock and 925MHz OC engines clock, delivering the ultimate gaming efforts which easily tackles demanding games titles.
