Broadest compatibility and scalability: NVIDIA GRID software and drivers enable interactive streaming of the widest range of games -- from casual games using low-graphics capabilities with a high density of streams, to high-performance titles requiring high-graphics capabilities.
Haswell is hardly a secret at this point: there's been a steady drip-drip of demos and technical leaks since as far back as 2011, and just a month ago we brought you the low-down on its integrated graphics.