Integrated support for HDMI 1.3a HDCP compliant video output.PCI Express & PCI Express 2.0 support. Full Microsoft Direct X 11 Support to maximize Windows 7 performance. Dual Dual-link DVI Support Supports the highest resolution flat-panel displays up to 2560x 1600.AIWI Software Included Turns your iPhone & iPod touch into a motion controller for limitless gaming fun.BASUS Unique Features B4 Phase Power & Voltage Tweak to crank up performance by up to 50. Pre Overclocked to perform at 810 Mhz providing higher performance in games.ASUS Splendid Watching movies on your PC in true to life detail & colour.ASUS Smart Doctor Your intelligent hardware protection & overclocking tool.BNvidia Unique Features BNVIDIA 3D Vision Immerse yourself in the 3D gaming world.NVIDIA Phys X ready Dynamic visual effects like blazing explosions reactive debris realistic water & lifelike characters. Ge Force CUDA Support Unlocks the power of GPUs processor cores to accelerate the most demanding system tasks.SLI Support Multi GPU Technology for Extreme performance. The GTS450 brings the realms of performance gaming into an affordable budget with a multitude of video outputs including dual link DVI-I & HDMI the GTS450 does a fantastic job at running the latest flat panel displays at optimum resolution. The best detail is guaranteed with onboard support for the latest Direct X 11 graphics acceleration teamed up with a unique 4 phase power solution & Asus Exclusive Voltage tweak software you can increase your gaming performance by up to 50 & for the real enthusiast the GTS450 is fully compatible with the latest Nvidia 3D vision 3D gaming titles & for a truly mind blowing gaming experience why not hook up multiple GTS450 graphics cards in SLI for the ultimate performance system.brbrbr Specificationbr Graphics Engine NVIDIA Ge Force GTS 450br Bus Standard PCI Express 2.0br Video Memory GDDR5 1 G Bbr Effective Memory Size 1024 MBbr Engine Clock 810 MHzbr Memory Clock 3608 MHz 902 MHz GDDR5 br Memory Interface 128-bitbr Resolution D-Sub Max Resolution 2048x 1536br DVI Max Resolution 2560x 1600br Interface D-Sub Output Yes x 1 br DVI Output Yes x 1 DVI-Ibr HDMI Output Yes x 1 brbrbr