Minimum System Requirements
- Operating System: 10.12 (Sierra)
- CPU Processor: Intel Core Duo
- CPU Speed: 1.8 GHz
- Memory: 512 MB
- Hard Disk Space: 3.5 GB
- Video Card (ATI): Radeon HD 2600
- Video Card (NVIDIA): GeForce 8800
- Video Card (Intel): HD 3000
- Video Memory (VRam): 256 MB
- Peripherals: Macintosh mouse and keyboard
NOTICES: The following chipsets are not supported for Civilization IV:
- ATI Radeon X1000 Series, HD 2400
- Nvidia GeForce 7000 Series, 8600
- Intel GMA series
- NOTICE: Civilization IV Mac no longer supports online multiplayer due to drop of support by Gamespy.
- NOTICE: This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive)