NAND Flash chips are organized in Pages (2…16kB+spare) and Blocks (typically 64 pages). A page can be programmed once or up to four times, but on...

Most NAND Flash based 2.5” SSDs have RAM caches for high IOPS, the contents of which take multiple write cycles (written to flash) to store safel...

The X-500 and X-55 SSDs use an internal DRAM, but only management data is cached in the DRAM, no user data (as done in other SSDs). User data is al...