Mushkin 996969 DDR3 UDIMM (2x4GB) 8GB PC3-12800 10-10-10-27 FROSTBYTE 1.65V Simple, effective engineering. Sometimes simplicity delivers great results. In the case of the world-renowned Mushkin Enhanced FrostByteâ"¢ heatsink, you can expect top-quality memory cooling in an incredibly effective design. Every nook, cranny and curve on the FrostByteâ"¢ serves an important purpose. The distinctive upper cage provides greater surface area for heat dissipation, as well as a turbulence pocket for greater airflow. In addition, the pressure clips combine with a top-quality thermal pad to provide optimal thermal transfer. With memory modules outfitted with a FrostByteâ"¢ heatsink, you can expect reliable cooling with a classic, elegant appearance. * Dual Channel Kit Engineered for dual-channel architecture. * Enhanced Frequency This product has been programmed to operate at the ideal frequency for your system when properly installed. * Enhanced Timings This product has been programmed for timings that offer improved performance when properly installed. * FrostByte Heatsink This product is equipped with the Frostbyteâ"¢ Heatsink. * Hand-Tested This product has been tested by hand for quality assurance. * Lifetime Warranty Quality guaranteed - we offer a lifetime warranty on this product and genuine, unmatched service and support. Product Specifications: Type: DDR3 Voltage: 1.65V Speed Spec: PC3-12800 Frequency: 1600MHz Capacity Kit Type: Dual Kit Module Size: 4GB Timings tCL: 10 tRCD: 10 tRP: 10 tRAS: 27 Cooling Technology Heatsink: FrostByte