NVIDIA Internals

Hi,
Where can I find information about Kepler’s internal. For example, all the assembly instructions available … I found a short whitepaper in the nvidia site. Any information, where can I find this information?

Thanks

In Device Query of Ge Force GT 640 …

Maximum sizes of each dimension of a grid: 2147483647 x 65535 x 65535

does it mean i can launch a grid with size 2147483647 x 65535 x 65535 …

can anyone answer