This post: had some more in-depth resolutions.

To the end of the command line no quotation marks, make sure there is a space between the executable and the -CustomResolution. System Requirements OS: Windows XP Processor: PIII 500 or equivalent Memory: 256MB Graphics: 32MB supported Direct3D capable video card with DirectX 7.0 or.

'-CustomResolution:enabled -r1920x1080 -introff' If you have an HD monitor that runs in 1920x1080, add Right-click the icon, go to the end of the text box. Try forcing the resolution and turning off the intro movie via the command line. The game was made to run on older monitors. Newer graphics cards and monitors can be a problem. A couple of basic things to try: run in Administrator mode make sure your antivirus or firewall are not blocking the program by adding the exe to the exception list right-click the icon and disable Origin in-game try running in compatibility mode (right-click icon preferences run as.) If you post your question in the 'Other SimCity games' forum, you may get some better answers. This forum is for SimCity 2013, not SimCity 4.

Simcity 4 windows 7