Determine Product Installation and Versions
To determine if Parallel Computing Toolbox™ software is installed on your system, type this command at the MATLAB® prompt.
ver
When you enter this command, MATLAB displays information about the version of MATLAB you are running, including a list of all toolboxes installed on your system and their version numbers.
If you want to run your applications on a cluster, see your system administrator to verify that the version of Parallel Computing Toolbox you are using is the same as the version of MATLAB Parallel Server™ installed on your cluster.