Just saw this @ 3Dchipset.

Since some sites are poking out info regarding the NV30, I might as well spill what I know. You might think this is just rumors, but this is straight from Nvidia who held a Seminar to some top end developers. So if these end up being wrong, blame Nvidia as they are the ones who held the seminar. Here is the info:

I caught a couple of NV30 specs for you. First the RAM will be running at 900Mhz. Secondly, they are claiming at this point 200 million polys per second. For more info warp 2 3DChipset.com