It boasts the industry's highest density as well as the highest performance level of 400 megabits-per-second (mbps) data transfer rate based on the toggle DDR 2.0 interface.

ENGADGET: Samsung puts 128-gigabit 3-bit cell flash into production, plans to build more memory cards

The current toggle DDR 1.0 specification applies a DDR interface to conventional single data rate (SDR) NAND architecture.

ENGADGET: Samsung and Toshiba double-down on 400Mbps DDR 2.0 NAND flash memory standard