VisionTek Products, Llc - Visiontek 900356 Radeon Hd 5450 Graphic Card - 2 Gb Ddr3 Sdram - Pci Express 2.1 X16 - Crossfirex - Hdmi - Dvi - Vga "Product Category: Video Cards/Graphic Cards" Full DirectX11 support for rich, realistic visuals and HD gaming performance Compliant with DirectX 11 and earlier revisions ATI Stream technology to help speed up your PC Multi-monitor support HDMI, DVI, VGA (certain configurations will require adapter - sold separately) Full DirectX11 support for rich, realistic visuals and HD gaming performance Compliant with DirectX 11 and earlier revisions ATI Stream technology to help speed up your PC Multi-monitor support HDMI, DVI, VGA (certain configurations will require adapter - sold separately) Offers superior stability and reliability with ATI Catalyst software Designed for DirectCompute 11 and OpenCL Accelerated Video Transcoding (AVT)