Single gpu graphics card series ati amd radeon hd 6450 slot pcie pcie version 21 chipset ati amd rv910 chipset codename caicos chipset manufacturer ati amd cpu clock speed 625 mhz memory size 2 gb memory type ddr3 memory interface 64 bit memory clock speed 1 334 mhz interfaces hdmi vga dvi dvi specification dvi d dual link directx support 110 101 100 opengl support 41 shader model 50 stream processing units 160 production pro