Corsair vengeance lpx 16gb pc4 21300 2666mhz ddr4 dimm memory module vengeance lpx memory is designed for high performance overclocking the heatspreader is made of pure aluminum for faster heat dissipation and the eight layer pcb helps manage heat and provides superior overclocking headroom each ic is individually screened for performance potential the ddr4 form factor is optimized for the latest intel x99 series motherboards and offers higher frequencies greater bandwidth and lower power