Gigabyte gtx 970 4gb gddr5 dual link dvi hdmi 3x displayport pci e grpahics card the gigabyte twin turbo fan features the exclusive blower design with bidirectional air intake that effectively increases air flow by 24 and providing 29 better cooling performance than the reference design for exceptional sli configurations equipped with pure copper heat pipe direct touch hdt technology delivering superior cooling capacity and heat transfer efficiency at an extremely low noise level