XCOM: Enemy Within PC Steam CD Key

Windows

OS: Windows Vista or later
Processor: 2 GHz Dual Core (Core 2 Duo 2.4 GHz or Athlon X2 2.7 GHz) CPU
Memory: 2 GB RAM
Graphics: 256 MB Video Memory NVIDIA GeForce 8600 GT / ATI Radeon HD 2600 XT or greater
Hard Drive: 20 GB available space
Sound Card: DirectX compatible sound card

Mac

OS: OS X 10.7.5 (Lion), 10.8.5 (Mountain Lion)
Processor: 2.0 GHz Intel Core 2 Duo (Dual-Core)
Memory: 4 GB RAM
Graphics: AMD HD4000 / NVIDIA 9000 Series
Network: Broadband Internet connection
Hard Drive: 24 GB available space
Additional Notes: NOTICE: The following graphics cards are not supported: ATI X1xxx series, ATI HD2xxx series, Intel GMA series, NVIDIA 7xxx series, NVIDIA 8xxx series. The following cards require you to have 8GB of system RAM: NVIDIA 320M, NVIDIA 9400 and Intel HD3000.