Core/Memory Boost Clock / Base Clock / Memory Frequency 1683 MHz / 1569 MHz (OC ) 1657 MHz / 1544 MHz (Gaming ) 1582 MHz / 1480 MHz (Silent ) 11GB GDDR5X Double Cooling Power Full coverage, dual cooling: featuring Corsair Hydro series H55 thermal design, efficient liquid cooling for the GPU and air cooling for the memory and VRMs. Efficient heat transfer circulation pump, silent wide diameter fan and easy-to-install aluminum radiator ensure greatest cooling performance. Gaming App Instant Performance Gain: Unlock extra performance or keep your card silent during light use in one click. One Click To VR: A single click by setting all key components to high performance settings. Mobile APP: Control your graphics card from your phone.