Dual core not supported. Your cpu is too slow. A 1.3 GHZ dual core cpu does not mean you have the performance of a 2.6 GHZ- Each core ONLY performs at 1.3 GHZ. Game requires minimum of 2.0 GHZ.
Operating system
Windows Vista
Computer processor
2.0 gigahertz (GHz)
Memory
1 gigabyte (GB) or random access memory (RAM)
Hard disk space
7 GB of available hard disk space. The dedicated server and the map editor require more hard disk space.
Video card
ATI X700 or Nvidia 6100 display adapter with 128 megabytes (MB) of RAM and the following features:
•
Pixel shader: 2 or higher
•
Vertex shader: 2 or higher
Windows Experience Index scores:
•
Graphics score: 3 or higher
•
Gaming graphic score: 3 or higher
DVD drive
32x speed
Sound
Sound card, speakers, or headset
Supported controls
Keyboard and mouse or compatible game controller (Xbox 360 Controller for Windows)
Internet connection for online play
Network adapter for LAN multiplayer gameplay
Broadband Internet access for Windows Live multiplayer gameplay
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Unsupported hardware
The hardware must pass a system check when you run the Setup program or when you run the game. If the hardware does not pass the system check, you receive one of the following error messages:
•
Error message 1
Halo 2 for Windows Vista has one or more compatibility issues on this computer:
The graphics hardware on this computer is not supported for use with Halo 2 for Windows Vista.
•
Error message 2
Halo 2 for Windows Vista has one or more compatibility issues on this computer:
Pasted from <http://support.microsoft.com/kb/936820>
to see if your system is capable of playing game:
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