Differences

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--- optimization [2023/03/09 22:07] – T root
+++ optimization [2025/10/15 19:51] (current) – external edit 127.0.0.1
@@ Line 8: / Line 8: @@
 * Intel proprietary: icc/icpc/ifort
 * Intel oneAPI Clang/LLVM based: icx/icpx/ifx
 * AMD Clang/LLVM based: clang/clang++/flang
 * NVidia PGI based: pgcc/pgc++/pgf90
 * GNU: gcc/g++/gfortran
 * Also base Clang/LLVM is available, but not necessary with two optimized versions
@@ Line 51: / Line 46: @@
 == OpenMP ==
-The automated parallelization is not usually very good, so it requires directives in the code for good performance
+The automated parallelization is not usually very good, so it requires directives in the code for good performance.  But generally a compiler option is necessary to enable OpenMP.
 * icc -qopenmp -parallel
@@ Line 66: / Line 61: @@
 These include
-* BLAS and LAPACK:  Intel MKL and OpenBLAS
+* BLAS and LAPACK: Intel MKL, AMD AOCL, OpenBLAS
-* FFT;              FFTW and MKL
+* FFT: FFTW, MKL, AOCL
-* Solvers:          MKL, Scalapack, Elsa, PetSC, and others
+* Solvers: AOCL, MKL, Scalapack, Elpa, PetSC, and others
+* Random Numbers: AOCL, MKL
 ==MPI Versions==
-* Intel MPI: usually the easiest as it has run-time interfaces with multiple compilers
+* Intel MPI: usually the easiest as it has run-time interfaces for multiple compilers
-* Open MPI: often the fastest, must be compiled with the compiler
+* Open MPI: often the fastest, must be compiled with the compiler in use
-* MVAPICH: (MPICH for Infiniband): sometimes the fastest, must be compiled with the compiler
+* MVAPICH: (MPICH for Infiniband): sometimes the fastest, must be compiled with the compiler in use