The GeForce GTX 780 GPU will not have 2496 cores CUDA, as previously thought , but less. The number of CUDA cores will be 2304.
GPU GK110 has 15 blocks Streaming Multiprocessor. GK110-400 variant, which is based on 3D-card GeForce GTX Titan - 14, while the GeForce GTX 780 will have 12. The number of texture units called equal to 192, bitmap - 48.
As stated, the card will get 3 GB of GDDR5 memory, and the width of the memory bus, presumably, will be 384 bit. According to preliminary data, the GPU clock speed is chosen to be 863 MHz and an effective memory clock - 6008 MHz. The performance of the GeForce GTX 780 takes an intermediate position between the GeForce GTX 680 and GeForce GTX Titan.
In addition, the already mentioned TXAA, PhysX, DirectX 11 and SLI support.