Kingston KVR26N19S8/16, 16GB, Speed 2666MHz (PC4-21300), Non-ECC, ValueRAM, DIMM, CAS Latency 19, Form Factor DDR4, 1R (Single Rank), 288 Pin, 1.2v. This document describes ValueRAM's KVR26N19S8/16 is a 2G x 64-bit (16GB) DDR4-2666 CL19 SDRAM (Synchronous DRAM), 1Rx8, memory module, based on eight 2G x 8-bit FBGA components.