Intel® C++ Compiler 16.0 User and Reference Guide
This topic only applies to Intel® 64 and IA-32 architectures targeting Intel® Graphics Technology.
For Windows* and Linux*, the Intel® compiler includes language extensions that simplify writing parallel programs that can offload sections to run on the processor graphics.
Execution begins on the host CPU and, based on user-defined code, some sections are offloaded to the target.