Where can I find the ILP64 version of Intel® MKL?
The ILP64 version of the Intel® MKL is incorporated in the standard Intel® MKL package for versions 10.0 or later. There will not be any separate download available for the ILP64 version.
When should I use ILP64 of Intel® MKL?
You should use Intel® MKL ILP64 in following cases.
1. If you are using huge data arrays, that is, arrays with more than 2 billion elements
2. If you enable FORTRAN code with the /4I8 compiler option
For more complete information about compiler optimizations, see our Optimization Notice.