The existence of first video chip models AMD RV770 is not secret. A pair of chips RV770 will compose the high end graphic product ( R700 ), which will replace the soon announced ( this week ) R680 (Radeon HD 3870 x2). Apple Company already injected RV770 support at the drivers level .
AMD hurries to present products on base of RV770. the models of these 55 nm video chip are already directed to partners, and finished video card will appear at the end of the second quarter in the present year.
As answer to R700 , NVIDIA company prepares the video card GeForce 9800 gtx on base of chip G100 (D9E). In any event, in June exhibition Computex 2008 , AMD and NVIDIA can present their new graphical solutions class high-end, since present Radeon HD 3870 x2 and GeForce 9800 gx2 can be considered only as transitional products.