ATI RV610 and RV630 still on schedule
 

The RV630, Radeon X2600 and R610, Radeon X2300 have the same marchitectural bones as the R600 but these two chips are made in 65 nanometre, not in 80nm like the R600. At this point it doesn't look like that 65 nanometre parts are going to be pushed back.

http://www.theinquirer.net/default.aspx?article=37899