The GTX 460 series products are the most advanced GPUs ever highest clocks speeds, incredible feature integration, full performance and precision all the time, and ability to take advantage of future, higher speed memories. NVIDIA PureVideo HD technology lets you enjoy cinematic-quality HD DVD and Blu-ray movies with low CPU utilization and power consumption, allowing higher quality movie playback and picture clarity. PureVideo HD technology provides a combination of powerful hardware acceleration, content security, and integration with movie players, plus all the features found in PureVideo. NVIDIA PhysX is the next big thing in gaming! Delivering physics in games is no easy task. It's an extremely compute-intensive environment based on a unique set of physics algorithms that require tremendous amounts of simultaneous mathematical and logical calculations.