NVIDIA released new Kepler-based K40 GPU. Technical details are at their blog.
The three defining features of the K40 over the previous Tesla flagship product, the Tesla K20X, are:
- Faster performance: 1.43 teraflops double precision and 4.29 teraflops single precision (3x double).
- Twice the memory: Jumps from 6GB on K20X to 12GB on K40
- GPU Boost: A terrific new performance enhancing feature that harvests power headroom to give applications an extra performance boost.