Crucial 64gb 4x16gb ddr4 2133mhz dimm memory kit specifications general capacity 64gb 4x16gb upgrade type generic memory type d r a m technology ddr4 sdram form factor dimm 288 pin speed 2133 mhz pc4 17000 latency timings c l 1 5 data integrity check non ecc features dual rank unbuffered chips organization x8 voltage 12 v miscellaneous colour category green manufacturer warranty service ampsupport limited lifetime warranty germany 10 years