Sapphire hd 5450 2gb ddr3 vga dvi hdmi pci e graphics card the ati radeon hd 5450 graphics processors offer the most features and functionality in their class with complete directx 11 support and the worldrsquos most advanced graphics display features and technologies specification output 1 d subvga 1 x dual link dvi 1 x hdmi gpu 650 mhz core clock 40 nm chip 80 x stream processors video memory 2048 mb size 64 bit ddr3 1334 mhz effective dimension 190lx22wx94h mm size so