Kingston ValueRam KVR21SE15S8/4 is a 512M x 72-bit (4GB) DDR4-2133 CL15 SDRAM 1Rx8, ECC memory module, based on nine 512M x 8-bit DDR4 FBGA components. The SPD is programmed to JEDEC standard latency DDR4-2133 timing of 15-15-15 at 1.2V. This 260-pin DIMM uses gold contact fingers.
IMPORTANT:
Your laptop/motherboard may NOT support ECC SODIMM. Please read the user's manual or check with your motherboard's manufacturer for compatability prior to the purchase of this product.