Crucial 8gb ddr4 2133 udimm desktop memory crucial ddr4 desktop memory product highlights speeds start at 2133 mts and faster data rates are expected to be available as ddr4 technology matures increase bandwidth by up to 32 reduce power consumption by up to 40 faster burst access speeds for improved sequential data throughput optimized for next generation processors and platforms available in four channel kits up to 64gb limited lifetime warranty more speed more bandwidth more efficient t