SanDisk said Monday that it is shipping memory chips that will allow consumers to store more data on tiny Secure Digital flash cards.
The Milpitas, Calif., company's X4 technology packs four bits of data into each memory cell. To date, flash memory chipmakers typically stored one bit or two bits per cell. Each individual die--or chip--holds 64 gigabits of data, or 8 gigabytes. This is the highest capacity per die in the industry, according to SanDisk.
The technology is not yet shipping in cutting-edge retail products, however: it is currently being used in 8GB and 16GB SDHC (Secure Digital … Read more