world's fastest graphics memory

Samsung Electronics has announced that it has increased the data transfer speed of the world's fastest graphics memory, GDDR4 (Graphics Double Data Rate, version 4) by two-thirds. Developed using 80-nanometer production technology, the GDDR4 works at 4G bps (bits per second) (2.0GHz), which is 66 percent faster than the current fastest memory available that works at 2.4G bps.