The VisionTek ATI Radeon HD 5450 graphics processors offer the most features and functionality in their class with complete DirectX 11 support and the world's most advanced graphics, display features and technologies. Designed to deliver a feature laden gaming/computing experience, ATI Radeon HD 5450 GPUs enable a seamless HD gaming experience with amazing image quality. At the heart of the entertainment experience on the PC, things like video playback, editing and transferring content to portable media players are now fast and easy. Supports Windows 7 and future DirectX 11 games giving users incredible system performance in an energy efficient card that is easy to install with no external power supply needed. Device Type: Graphics card Bus Type: PCI Express 2.1 x16 Graphics Engine: ATI Radeon HD 5450 Memory: 512 MB DDR3 Max Monitors Supported: 3 Interfaces: DVI-D (dual link) - with adapter テつヲ DVI-D (Single-Link) テつヲ VGA - with adapter テつヲ HDMI - with adapter API Supported: DirectX 11, OpenCL, OpenGL 3.2, DirectCompute, DirectCompute 11 Manufacturer Warranty: Limited lifetime warranty Device Type: Graphics card Bus Type: PCI Express 2.1 x16 Graphics Engine: ATI Radeon HD 5450 Max Monitors Supported: 3 Interfaces: DVI-D (dual link) - with adapter DVI-D (Single-Link) VGA - with adapter HDMI - with adapter API Supported: DirectX 11, OpenCL, OpenGL 3.2, DirectCompute, DirectCompute 11 Features: ATI Stream technology, Avivo HD Technology, ATI CrossFireX Technology, ATI PowerPlay technology, Video Transcoding (AVT), ATI Unified Video Decoding (UVD), Dolby True HD support, DTS-HD Master Audio support, HDR texture compression, GPU Tessellation, accelerated multi-threading Size: 512 MB Technology: DDR3 SDRAM OS Required: Microsoft Windows Vista / XP / 7 Required Power Supply: 350 W Additional Requirements: CD-ROM Software Included: Drivers & Utilities Service & Support: Limited lifetime warranty Service & Support Details: Limited warranty - replacement - lifetime