Corsair low-voltage DDR3 modules are designed specifically for the upcoming Intel® P55 Chipset and subsequent Intel® Core™ i7, i5, and i3 (Socket 1156) processors. Configured for single & dual channel mode, these ultra-compatible 2GB modules ensure optimal performance with an ideal combination of low power requirements at 1333MHz.Developed for cost-conscious enthusiasts and gamers, these new Corsair modules were engineered with the same affordability and performance standards as the new Lynnfield platform. By using sophisticated IC screening methods and qualifying on a variety of motherboards, Corsair low-voltage kits are the perfect complement for the P55 Chipset and choice CPU to deliver the maximum stability. Together, P55 and Corsair memory are the premium option for the midrange desktops.Corsair DDR3 PC3-10666 Low Voltage Dual Channel Kits are 100% hand-tested for quality assurance. Furthermore, each Corsair memory module is backed by the industry-leading Corsair Lifetime Warranty and technical support for unparalleled peace of mind.- 1333MHz DDR3 - CL 9-9-9-20 (CAS-TRCD-TRP-TRAS) - Lifetime Warranty - 1.50 Volts - 240 Pin DIMM - Sandybridge compatible