Warranty lifetime fan included no heat spreader xms memory configuration single module memory type ddr3 package memory format dimm package memory pin 240 performance profile xmp memory size 4gb kit 1 x 4gb spd latency 9 9 9 24 spd speed 1333mhz spd voltage 15v speed rating pc3 12800 1600mhz tested latency 11 11 11 30 tested speed 1600mhz tested voltage 15 key features guaranteed to work on all intel and amd platforms xms heat spreader world famous corsair reliability and performance designed