Toshiba today announced enhancements to its line-up of NAND-flash-based solid state drives (SSD) with the addition of an industry-leading 256-gigabyte (GB) SSD and the launch of a series of small-sized Flash Modules for netbook computers ultra-mobile PCs (UMPCs) and other mobile and peripheral applications. The new drives will be showcased at the CEATEC in Makuhari, Japan, from September 30 to October 4.