Know your gear
With Intel VTune Amplifier, you get all these advanced profiling capabilities with a single, friendly analysis interface. And for media applications, you also get powerful tools to tune OpenCL applications and the GPU. "Hotspot" analysis identifies where your application is spending a lot of time. Tuning these hotspots will have big impact on overall performance. It also details threading performance, showing the common causes of poor performance such as imbalance and lock contention.