Core/Memory Boost Clock / Base Clock / Memory Frequency 1721 MHz / 1607 MHz / 11124 MHz (Lightning Mode) 1695 MHz / 1582 MHz / 11124 MHz (Gaming Mode) 1582 MHz / 1480 MHz / 11016 MHz (Silent Mode) 11GB GDDR5X TRI-FROZR Thermal Design Using three of the award-winning TORX 2.0 Fans with Double Ball Bearings, the new LIGHTNING is once again the pinnacle of air cooling. Close Quarters Heat Pipe Cooling Pipe down with heat pipes infused into the Close Quarters Heatsink and Backplate for greatly improved thermal performance. Legendary OC Potential MSI LIGHTNING cards are designed from the ground up for extreme overclocking and extreme performance. Military Class 4 Components Certified to MIL-STD-810G standardsfor top stability and quality. Built with Hi-c CAP, Solid CAP, DrMOS and New SFC components. Comes with 3 years warranty.