Today Valve’s Doug Lambardi released the official PC system requirements in response to some incorrect rumors floating around on the internets. These are the actual requirements, straight from the box:
- OS: Windows Vista, XP or 2000
- CPU: 3.0 GHz P4, Dual Core 2.0 or AMD64X2 (or higher)
- RAM: 1 GB for XP / 2GB for Vista
- DISC DRIVE: DVD-ROM Drive
- HARD DRIVE: At least 7.5 GB of free space
- VIDEO: Direct X 9 compatible video card (Video card must be 256 MB or more and should be a DirectX 9-compatible with support for pixel shader 2.0)
- SOUND: Direct X9.0c compatible sound card
