Gpu cedar%ocs%Pci Express 2 1 x16 bus interface%ocs%1 GB GDDR3 memory Interface%ocs%Dual-link DVI HDMI VGA ports%ocs%Terascale 2 unified processing architecture.Directx shader model 5 0 open GL 3 21.Ati stream acceleration technology Form Factor Low profile.Ati CrossFireX Multi-GPU technology