PreferencesPerformance
Performance preferences. Options that could possibly affect speed of Photoshop.
Properties
| Name | Type | Access | Min Version | Description | 
|---|---|---|---|---|
| imageCacheLevels | number | R W | 24.0 | Number of cached levels of image data. Used to improve screen redraw and histogram speed. Choose more Cache Levels for bigger documents with few layers; choose fewer Cache Levels for smaller documents with many layers [1,8].  Requires Photoshop restart for changed value to take an effect. | 
| maxRAMuse | number | R W | 24.0 | Maximum percentage of available RAM used by Photoshop as a whole number [2,99].  Requires Photoshop restart for changed value to take an effect. | 
| typename | string | R | 24.0 | The class name of the referenced object: "PreferencesPerformance". |