Joystiq has posted the official system requirements for Crysis. They are, needless to say, pretty damn steep.
From the article:
‘Minimum System Requirements
* OS: Windows XP or Windows Vista
* Processor: 2.8 GHz or faster (XP) or 3.2 GHz or faster (Vista)
* Memory: 1.0 GB RAM (XP) or 1.5 GB RAM (Vista)
* Video Card: 256 MB
* Hard Drive: 12GB
* Sound Card: DirectX 9.0c compatible
Real Recommended System Requirements
* OS: Windows XP / Vista
* Processor: Intel Core 2 DUO @ 2.2GHz or AMD Athlon 64 X2 4400+
* Memory: 2.0 GB RAM
* GPU: NVIDIA GeForce 8800 GTS/640 or similar
Supported Processors: Intel Pentium 4 2.8 GHz (3.2 GHz for Vista) or faster, Intel Core 2.0 GHz (2.2 GHz for Vista) or faster, AMD Athlon 2800+ (3200+ for Vista) or faster.
Supported chipsets: NVIDIA GeForce 6800 GT or greater; ATI Radeon 9800 Pro (Radeon X800 Pro for Vista) or greater. Laptop versions of these chipsets may work but are not supported. Integrated chipsets are not supported. Updates to your video and sound card drivers may be required.’
