Minimum Server requirements: 2.33 GHz dual core processor, 3 GB RAM (32-bit systems), 4 GB RAM (64-bit systems); Minimum Client requirements: PC with 1.8 GHz processor, 2 GB RAM (32-bit systems), 4 GB RAM (64-bit systems); Minimum Storage requirements: 4 GB available disk space*; Microsoft SQL Server 2005 Express (provided with HP Imaging and Printing Security Center); *The amount of database storage required varies for HP IPSC and is based on the following: number of devices assessed, size of policy to assess against, number of policies used to assess, frequency of assessments, and recommendations from assessments. It is highly recommended that a full instance of SQL be used when managing more than 250 devices.