Specifications graphics engine rx 550 video memory 2gb gddr5 stream processor 512 units boost clock 1190mhz memory clock 1750mhz 70gbps memory interface 128bits bus standard pcie 30 display connectors dl dvi dhdmidp form factor atx cooler 2 slot fan sink crossfire support yes software crossfire opengl 45 directx support 12 minimum system power re