This Crucial CT2K16G4DFD824A is a kit of two 2G x 64-bit (16GB) DDR4-2400 / PC4-19200 CL17 SDRAM, 2Rx8, Non-ECC memory module, based on sixteen 1Gx8-bit FBGA components. Total kit capacity is 32GB. The SPD is programmed to JEDEC standard latency DDR4-2400 timing of 17-17-17 at 1.2V.