Heighten your graphics experience with the powerful ZOTAC Ge Force GTS 450 ZONE Edition featuring Microsoft Direct X 11 with hardware tessellation technology. The ZOTAC Ge Force GTS 450 ZONE Edition raises the bar for graphical realism & multimedia prowess while maintaining the sweet spot of performance & value for demanding gamers & enthusiast to deliver the perfect well-rounded computing experience. High-definition video playback receives a boost with the ZOTAC Ge Force GTS 450 ZONE Edition powered by NVIDIA Pure Video™ HD technology for vivid visuals & smooth playback of nearly all high-definition movie formats. Advanced audio output capabilities match the flawless video playback with the ZOTAC Ge Force GTS 450 ZONE Edition & enables output of raw loss-less audio formats for crystal clear audio. Model Model ZT-40511-20M Interface Interface PCI Express 2.0 x 16 (Compatible with 1.1) Chipset Chipset Manufacturer NVIDIA GPU Ge Force GTS 450 Core clock 600 MHz Stream Processors 192 Shader Clock 1200 MHz Memory Memory Clock 1333 M Hz Memory Size 1GB Memory Interface 128-bit Memory Type DDR3 3D API Direct X Direct X 11 Open GL Open GL 4.2 Ports DVI 1 (DVI-I) HDMI 1 (mini-HDMI) (1080p w/ Dolby True HD™ & DTS-HD™ Master Audio bit streaming ready) Display Port 1 VGA (With included DVI-to-VGA adapter) General Tuner None RAMDAC 400 MHz Max Resolution 2560 x 1600 Ro HS Compliant Yes SLI Supported Yes Cooler Without fan Dual-Link DVI Supported Yes Windows Certified for Windows 7 with Direct Compute support Packaging Package Contents ZT-40511-20M Driver Disk ZOTAC Boost Premium User Manual DVI-to-VGA adapter Game Bundle N/A