Hi, jonathan,
Sorry to hear you're experiencing this issue.
Please attach a screenshot of the Task Manager to help to identify which process is using the ram.
1-Press Ctrl+Shift+Esc to open the Task Manager
2-Click on "More Details" in the left bottom corner
3-Click in Memory to order the processes from which one is using more memory
And a screenshot of the System Information page.
1-Right-click on Start then click on Run
2-Type: msinfo32 and click on OK