Kingston FURY KF556C40BBK4-128 is a set of four DDR5-5600 CL40 SDRAM (synchronous DRAM) 2Rx8 memory modules with a capacity of 4G x 64 bit (32GB), based on sixteen 2G x 8 bit FBGA components per module. Each module kit supports Intel Extreme Memory Profiles (Intel XMP) 3.0. The total capacity of the set is 128GB. Each module has been tested to operate at DDR5-5600 frequency with a low latency time of 40-40-40 at 1.25V. SPD (Serial Presence Detect) are programmed to DDR5-4800 standard time delay of 40-39-39 at 1.1V.