steamに書いてあるこのPC要件を信用できるのかな。少し前のPCでもいけそうだけど・・・
> Recommended:
>
> OS:Windows Vista, Windows 7
> Processor:Intel Dual-Core 3GHz or AMD Dual-Core Athlon 3GHz or faster
> Memory:4 GB RAM
> Graphics:NVIDIA GeForce 9800GT or ATI Radeon 5850 with Shader Model 3 and 1024 MB VRAM or faster
> DirectXR:dx90c
> Hard Drive:20 GB HD space
> Sound:DirectX 9.0c compatible audio-card
> Other Requirements:Broadband Internet connection