2.1.1 Checking the Available RAM on Windows Systems

Use the control panel to check the available RAM on each server.

The minimum required RAM is 4 gigabyte (GB) for Oracle Grid Infrastructure for a Cluster installations, including installations where you plan to install Oracle RAC.

To determine the physical RAM size, for a computer, you can use either of the following methods:

Open System in the control panel and Select the General tab.
Alternatively, start the Windows Task Manager, then select the Performance tab to view the available memory for your system.