Describes the CF90 and MIPSpro 7 Fortran 90 compiler implementations of the Fortran 95 language as specified by the Fortran 95 standard. This publication contains a summary of the Fortran 95 syntax and describes decremental features; the character set; extensions and differences; powers and constants; outmoded features; defined externals; and data representation and storage. This revision supports the Programming Environment 3.3 release and the MIPSpro 7.3 release.