source /usr/local/intel/composer_xe_2013_sp1.1.106/bin/compilervars.csh intel64and the version is revealed using ifort -v.
Manuals can be found here. The ifort compiler claims to support the following FORTRANS: Fortran 95, Fortran 90, Fortran 77, Fortran 66 (FORTRAN IV) and selected new features from Fortran 2003
You will also have to do this:
setenv INTEL_LICENSE_FILE /usr/local/intel/licenses/COM_L__FOR_LZPC-2J9JHCW6.lic