According to sweclockers.com, NVIDIA is preparing the GeForce GTX 780, based on the GK110 GPU (full Kepler architecture). The GTX 780 might be available for the end of this year or for the beginning of 2013. The GK110 will is made up of 7.1 billion transitor and should pack 2880 CUDA cores. 2880 cores (15 SMX, 192 cores per SMX) is not a full GK110 but a limited version for the consumer / gaming market (GeForce cards). The full GK110 (3072 cores) is reserved for the computing sector and should power the Tesla K20 announced for Q4 2012.
NVIDIA Tesla K20
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