Copper Fins + Extra Large Fan for 17% Cooler Performance! - ASUS Exclusive Voltage Tweak Technology for up to 50% performance- Equipping with 8.5cm Extra Large Fan & Pure Copper Fins, we proudly deliver 17% cooler performance than reference design.* Shop Modal header Copper Fins + Extra Large Fan for 17% Cooler Performance! ASUS Exclusive Innovation ASUS Exclusive Voltage Tweak Technology for up to 50% performance Equipping with 8.5cm Extra Large Fan & Pure Copper Fins, we proudly deliver 17% cooler performance than reference design.**Test Under the same clock & voltage setting with reference design. ASUS Features ASUS SplendidWatching movies on PC is as good as on Top-of-the-line consumer television ASUS Gamer OSDReal-time overclocking, benchmarking and video capturing in any PC game! ASUS Smart DoctorYour intelligent hardware protection and powerful overclocking tool Gigantic 1GB GDDR5 MemoryOn-board memory for the best gaming experience & the best resolution Graphics GPU Features Radeon HD 5870 40nm GPULess power consumption & more efficient transistor Microsoft® DirectX® 11 SupportBring new levels of visual realism to gaming on the PC and get top-notch performance Microsoft® Windows® 7 SupportEnable PC users to enjoy an advanced computing experience and to do more with their PC ATI CrossFireX™ TechnologyGet up to 1.8X of a graphics performance boost in dual mode PCI Express 2.1 support Support Large & High ResolutionDual-link DVI able to drive the industry’s largest & highest resolution flat-panel displays up to 2560x1600 ATI Eyefinity TechnologyExtend the View across 3 Displays to immerse yourself in gameplay and entertainment I/O SpecificationsNative Display PortNative HDMINative Dual-link DVI-I Single-link DVI (via HDMI to DVI Adapter)D-Sub (via DVI to D-Sub Adaptor)