System requirements

Windows

Operating system Windows XP/Vista/7/8 Windows 7/8
CPU AMD Athlon 64 X2 Dual-Core 4000+ or better, Intel Core 2 Duo Processor 2.0GHz or better Intel Core i5 or faster
Memory 2GB 4GB
Hard drive space 12GB
Graphics hardware ATI Radeon HD 2x00 or better nVidia 7800 or better. Intel Series 4 integrated graphics or better. Minimum of 256MB of on-board RAM and Shader 3.0 or better support nVidia GTX 275 or better, or ATI 5850 or Better
Network Minimum 256 kbps download, 64 kbps upload
Mac OS X

Operating system Snow Leopard 10.6.4
CPU Intel Core 2 Duo Processor 2.0GHz or better
Memory 4GB
Graphics hardware NVIDIA 9400M/ Intel HD3000