EAH6990/3DI4S/4GD5 ASUS HD 6990 dual-GPU DX11 graphics card Crank up 50% faster clock speed with exclusive Voltage Tweak Dual GPUs with gigantic 4GB GDDR5 memory Multiple Eyefinity via 4 native DisplayPorts with single card 2-way CrossFire™ with single card Shop × Modal header Double GPU Superpower! ASUS Exclusive Innovation Voltage TweakFull throttle overclocking with exclusive ASUS Voltage Tweak via Smart Doctor – boosting 50%* more speed, performance and satisfaction! Enjoy the ultra-immersive visual environments for the ultimate panoramic computing experience with ASUS EAH6990/3DI4S/4GD5 ASUS Smart DoctorIntelligent system monitoring for efficient overclocking with an intuitive slide bar. ASUS Gamer OSDReal-time overclocking, benchmarking and video capturing in any PC game! Splendid™ Video Intelligence TechnologyOptimizes colors in various entertainment scenarios with five special modes — standard, game, scenery, night view and theater. Graphics GPU Features Powered by AMD Radeon™ HD 6970*2 AMD Eyefinity Technology Extends your visual horizon across six displays for engaging gameplay and entertainment AMD HD3D™ TechnologyOptimize stereoscopic 3D gaming and movie-watching entertainment. Microsoft® DirectX® 11 SupportBring new levels of visual realism to gaming on the PC and get top-notch performance AMD CrossFireX™ TechnologyGets up to 1.8X of a graphics performance boost in dual mode. Microsoft® Windows® 7 SupportEnable PC users to enjoy an advanced computing experience and to do more with their PC I/O Ports Highlight Model Number : N50 > N50-AS031C N50-123456 N50-234567 Graphics EngineAMD Radeon HD 6990Bus StandardPCI Express 2.1Video MemoryGDDR5 4GBEngine Clock830 MHzMemory Clock5000 MHz ( 1250 MHz GDDR5 )RAMDAC400 MHzMemory Interface256-bit x2ResolutionD-Sub Max Resolution : 2048x1536DVI Max Resolution : 2560x1600InterfaceDVI Output : Yes x 1 (DVI-I), Yes x 2 (DVI-I)HDMI Output : Yes x 1 Display Port : Yes x 4 (Mini DP)HDCP Support : YesAccessories2 x Mini DP to DVI adaptor1 x Mini DP to HDMI adaptor1 x Power cable1 x CrossFire cable Power Consumptionup to 375Wadditional 8+8 pin PCIe power requiredSoftwareAsus Driver & UtilityASUS FeaturesFan Sink Dimensions12.4 " x 5.1 " Inch × I confirm, please take me there. Cancel