GDDR4 just be ready, followed by GDDR5 in 07
 

DRAMeXchange, a research company on memory market, released a trend estimation report on graphic memory (GDDR). It pointed out Game Console products would push forward the demand on GDDR in 2006 Q4, and the wave would followed by the release of Windows Vista in 2007 Q1. As the raise in GDDR memory usage in Notebook Game Console, DRAM manufacturers plan to raise the production ratio of GDDR to fulfill the demand in the coming 2 quarters.