CL_DEVICE_MAX_CLOCK_FREQUENCY  219 3rdparty/include/opencl/1.2/CL/cl.h #define CL_DEVICE_MAX_CLOCK_FREQUENCY               0x100C
CL_DEVICE_MAX_CLOCK_FREQUENCY  389 modules/core/src/ocl.cpp #define CL_DEVICE_MAX_CLOCK_FREQUENCY               0x100C