The MSI GTX 660 Twin Frozr OC video card's core clock comes out of the box set to 1033 MHz, 53 MHz more from the stock 980 MHz. The MSI GTX 660 Twin Frozr OC's boost clock also gets bumped up from 1033 MHz to 1090 MHz. To keep temperatures cool, MSI has outfitted the GTX 660 OC with Twin Frozr III technology, producing 19C cooler temperatures and quieter by 12.9dB compared the NVIDIA reference design. MSI also used long-life solid capacitors on the GTX 660 Twin Frozr OC, rated up to 10 years under full load. For total peace of mind, the MSI GTX 660 Twin Frozr OC is backed with a 3-year limited warranty.