NVIDIA intends to use the GF110 continue to build a new core product - GeForce GTX 570, this new graphics card will have 480 stream processors, and the GTX 480 as memory allocation estimates or 384-bit/1.5GB GDDR5, This performance and the GTX 480 can be flat.
Source: http://lensfire.blogspot.com/2010/11...80-can-be.html


Another confirmation that the GTX 570 is going to have 1.5GB GDDR 5.

If it's really true than it's going to be a nice card.