Gigabyte r9 390 g1 gaming 8gb gddr5 dvi d hdmi 3x displayport pci e graphics card oc up to 1025mhz core clock by gpu gauntlet sorting technology windforce 2x with dual 90mm unique blade fan 8192mb high capacity memory fulfill the multi screen and high definition gaming 0db semi passive fan with led indicators stylish metal back plate 6 phase gpu power design ultra durable graphics card components gigabyte oc guru ii supported specifications gpu radeon r9 390 core clock 1025