Interface interface pci express 20 x16 compatible with 11 chipset chipset manufacturer nvidiareg gpu geforcereg gt 610 core clock 810 mhz stream processors 48 shader clock 1620 mhz memory memory clock 1066 mhz memory size 1gb memory interface 64 bit memory type ddr3 3d api directx directxreg 11 opengl openglreg 42 ports dvi 1 hdmi 1 displayport ports 0 vga 1 general tuner none ramdac 400 mhz max resolution 2560 x 1600 rohs compliant yes sli supported na cooler with fan dual link dv