https://community.intel.com/t5/Intel-MPI-Library/MPI-64-bit/m-p/788702#M514 Hi Valerio,<BR /><BR />Installing Cluster Studio on 32-bit Windows machine you'll get 32-bit version only.<BR />To get 64-bit version installed you need to do installation on 64-bit version of MS Windows.<BR /><BR />Regards!<BR /> Dmitry<BR /> Fri, 04 Mar 2011 09:23:01 GMT Dmitry_K_Intel2 2011-03-04T09:23:01Z https://community.intel.com/t5/Intel-MPI-Library/MPI-64-bit/m-p/788701#M513 Hi.<BR />I've installed the Cluster Toolkit on windows 32 bit and I've noted that only the 32 bit mpi library has been installed.<BR />Since I have to compile my code on 32 and 64 bit platforms, my question is: how can I get the 64-bit MPI library.<BR /><BR />Thanks in advance<BR />Valerio Fri, 04 Mar 2011 08:36:01 GMT https://community.intel.com/t5/Intel-MPI-Library/MPI-64-bit/m-p/788701#M513 valerio19 2011-03-04T08:36:01Z https://community.intel.com/t5/Intel-MPI-Library/MPI-64-bit/m-p/788702#M514 Hi Valerio,<BR /><BR />Installing Cluster Studio on 32-bit Windows machine you'll get 32-bit version only.<BR />To get 64-bit version installed you need to do installation on 64-bit version of MS Windows.<BR /><BR />Regards!<BR /> Dmitry<BR /> Fri, 04 Mar 2011 09:23:01 GMT https://community.intel.com/t5/Intel-MPI-Library/MPI-64-bit/m-p/788702#M514 Dmitry_K_Intel2 2011-03-04T09:23:01Z