Kvr21n15s88 is a 1g x 64 bit 8gb ddr4 2133 cl15 sdram synchronous dram 1rx8 memory module based on eight 1g x 8 bit fbga components the spd is programmed to jedec standard latency ddr4 2133 timing of 15 15 15 at 12v each 288 pin dimm uses gold contact fingers power supply vdd12v typical bull vddq 12v typical bull vpp 25v typical bull vddspd22v to 36v bull nominal and dynamic on die termination odt for data strobe and mask signals bull low power auto self refresh lp