recommended system requirements:

CPU: Intel Pentium CPU G3420 @ 3,2 GHz

RAM: 4 GByte

graphic card: Nvidia GeForce GT 440 with 1 GByte VRAM

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minimal system requirements:

CPU: Intel Celeron E3400 @ 2,6 GHz

RAM: 2 GByte

graphic card: Nvidia 9500 GT with 512 MByte VRAM