While others struggle to move to 20 nm Toshiba Corporation today announced that it has developed the world's first 15-nanometer (nm) process technology, which will apply to 2-bit-per-cell 128-gigabit... Toshiba Starts production 15 nm NAND Flash Memory
How long will they last without power? That is the question. At such low nm energy leaks would be much bigger. 19nm already lasts only year or two without power.