Q. What are the hardware requirements?
OS: Windows 7 / Vista (Windows 7 64 bit suggested)
Processor: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
Memory: 2GB (4 GB suggested)
Hard Disk Space: At least 15 GB of Space
Video: NVIDIA GeForce 200 series card or better, or AMD Radeon 3000 series or better (NVIDIA GeForce 400 series or AMD Radeon 5000 series preferred)
Monitor: 1366 x 768 (1920 x 1080 suggested)
Audio: DirectX 9.0c compatible
USB headset with mic (suggested)
But I don't think it really means anything after all.