Yes, it is possible.
In the Distribution report, select Capability Analysis from the red triangle in the column title bar, and enter the required values in the dialog box that appears. If you want to save the specification limits to the data table, select Save > Spec Limits from the same triangle.
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You can also calculate process capability for control charts by checking the "Process Capability" box on the variable selection screen. In this case, the process capability calculated using the sigma used in the control chart will also be output.
Additionally, the Analyze > Quality and Process > Process Capability platform allows you to view process capability indices for multiple variables in a list format.
From the red triangle button in the Process Capability Report, select Summary Report -> Within Sigma Summary Report/Overall Sigma Summary Report.
The Process Screening platform (available under Analyze > Quality and Process) allows you to study multiple processes over a period of time and calculates process stability and capability metrics, including CPK.
