Mushkin 998946 DDR3 UDIMM (3x2GB) 6GB PC3-12800 9-9-9-24 STILETTO 1.5-1.6V * Triple Channel Kit Engineered for triple-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. * Stiletto Heatsink This product is equipped with the Stiletto 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. Type: DDR3 Voltage: 1.5V-1.6V Speed Spec: PC3-12800 Frequency: 1600MHz Capacity Kit Type: Triple Kit Module Size: 2GB Timings tCL: 9 tRCD: 9 tRP: 9 tRAS: 24 Cooling Technology Heatsink: Stiletto