Minimum:

• OS: Windows® XP SP3/ Windows® Vista SP2/ Windows® 7
• Processor: Intel Core 2 Duo 1.8 GHz or AMD Athlon X2 64 2.0 GHz
• Memory: 2GB RAM
• Graphics:256 MB ATI HD2600 XT or better, 256 MB nVidia 7900 GS or better, or Core i3 or better integrated graphics
• DirectX®: DirectX® version 9.0c
• Hard Drive: 8 GB Free
• Sound: DirectX 9.0c-compatible sound card

Recommended:

• OS: Windows® Vista SP2/ Windows® 7
• Processor: 1.8 GHz Quad Core CPU
• Memory: 4 GB RAM
• Graphics: 512 MB ATI 4800 series or better, 512 MB nVidia 9800 series or better
• DirectX®: DirectX® version 11
• Hard Drive: 8 GB Free
• Sound: DirectX 9.0c-compatible sound card

Minimum:

• OS: 10.8.5 (Mountain Lion)
• Processor: Intel Core 2 Duo (Dual-Core) CPU Speed: 2.4 GHz
• Memory: 2 GB
• Hard Disk Space: 8 GB free disk space
• Video Card: (ATI): Radeon HD 2600; (NVidia): GeForce 8600
• Video RAM: 256 MB
• Supported Video Cards: NVIDIA GeForce 8600, 8800, 9600, GT 120, 320M; ATI Radeon HD 2600, HD 3870, HD 4670, HD 4850, HD 5670, HD 5750, HD 5770, HD 5870, HD 6490, and HD 6750.
• Multiplayer: Internet (TCP/IP) and LAN (TCP/IP) play supported
• NOTICE: Apple Intel Chipsets only. Power PC Processors (G4 and G5) are not supported.
• NOTICE: Intel(r) integrated video chipsets are not supported.
• NOTICE: This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive)
• NOTICE: Intel integrated video chipsets (GMA 950) are not supported
• NOTICE: Internet Connection and acceptance of Steam™ Subscriber Agreement required for activation. See http://store.steampowered.com/subscriber_agreement/ for details

Recommended:

• Processor: Intel Quad Core
• Memory: 4GB
• CPU Speed: 2.6 GHz
• Video RAM: 512MB

Operating System: SteamOS
CPU Processor: Intel Core i3, AMD A10
CPU Speed: 2.4GHz
Memory: 4 GB RAM
Hard Disk Space: 10 GB
Video Card (ATI): Radeon HD 6450
Video Card (NVidia): Geforce 640M
Video Card (Intel): Iris Pro
Video Memory (VRam): 1GB

IMPORTANT NOTICE: Don't meet the above requirements? Running on Ubuntu? That doesn't mean your configuration wont run Civ V, it just means we have not tested and vetted your configuration. Visit the Civilization V community page to share your experience with other Linux players and learn about how to send bugs to Aspyr. Your feedback will help us improve Civ V Linux and future AAA Linux releases![/list]