R600 will become HD 2000 series where HD designate the usage of AVIVO HD technology. The top level of product is Radeon HD 2900 XT with 320 stream processors, almost 3 times more than 8800GTX.
Besides, AMD also provide Radeon HD 2900 XT with 512 bit 8 canal memory interfaces. As about Crossfire has supported directly on Radeon HD 2900 XT.
Radeon HD 2900 XT also use HDR rendering 128 bit and also 24x Anti Aliasing compared to 8800GTX which only 16x.
Radeon HD 2900 has been equiped also with physics processing. Differ with the previous OEM R600 which have DVI dual ability, Radeon HD 2900 will have output of HDMI and 5.1 sound surround.
RV630 will transform to become HD 2600 Pro and XT. While RV610 will be named HD 2400 Pro and XT.
