Specifications graphics engine radeon r9 fury x video memory 4gb hbm stream processor 4096units engine clock 1050mhz memory clock 500mhz 10 gbps memory interface 4096bits display connectors hdmi 3x displayports cooler 2 slot fan sink with watercooling power connector two 8 pin pci express power connectors crossfire supported yes opengl 44 directx support 12 minimum system power requirement w 500w interface pci express 30 interface