Anyone have any idea why running windows 7 pro and PS CC that it takes forever to open menu items likes curves etc..after selecting function "curves" it takes 20 seconds or so for the dialog window to open and show curves dialog box
We can't know. You have not provided exact system information or details like what the prefs for hardware acceleration look like, what color profiles are used, what peripherals and so on. From simple graphics issues to a flaky driver for a tablet this could be anything.
Mylenium