Hi, Yes, netCDF can be built from source for an AMD Opteron 64 machine with Redhat Linux 5.1 installed. Just follow the installation instructions, available from the home page. --Russ Russ Rew UCAR Unidata Program address@hidden http://www.unidata.ucar.edu Ticket Details =================== Ticket ID: WPL-722887 Department: Support netCDF Priority: Normal Status: Closed