In the first table below, the "Required" column shows the minimum requirements for running On-Premise aPriori Professional on a user’s workstation or laptop in a test environment, or in a very simple deployment. The "Recommended" column shows the possible requirements for running aPriori Professional in a production environment with large CAD parts, many VPEs, etc. See the What constitutes a "large" or "complex" environment section below. If you use Bulk Costing, you should also read Bulk Costing Considerations later in this document. More specific information about database and Enterprise Platform requirements are shown in the sections following this one.