BSOD and Physical Memory Dump

Hi
When ever i start crossfire i get a BSOD and physical memory dump then my laptop restarts

i can play other games and the computer runs ok

crossfire used to run just fine before but then it just stopped

i have formated my hard drive reinstalled windows updated drivers but nothing worked
i have also made sure that the page file is the right size

here specs

Manufacturer: Hewlett-Packard
Processor:Pentium(R) Dual-Core CPU T4200 @ 2.00GHz (2 CPUs), ~2.0GHz
Memory: 3002MB RAM
Hard Drive: 159 GB
Video Card: Mobile Intel(R) 4 Series Express Chipset Family

Operating System: Windows 7 Ultimate (Build 7600)

if u need any more info please let me know

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