There are no exact minimum requirements for this product as it will try and use whatever resources are available to it. However, Global Address Object is a premium enterprise product and it is expected that a modern system is used.
64bit system (Required)
Modern 4+ core CPU (Intel i5 equivalent or better recommended)
8-16+ GB RAM
250GB Hard Drive Space (not all of it will be used at once by Global Address Object but more is recommended for updates and backups).
Local SSD Hard Disc (or a hard disc with equivalent/better access speeds)