8400GM? I read a thread on GAF that some guy could barely run BioShock on his machine with that chipset
edit - His was a GT, not sure if that is weaker than your GS
GT is more powerful than a GS.
This thread?
http://www.neogaf.com/forum/showthread.php?p=11222626&posted=1#post11222626He updated the drivers and got it running at 30-40 fps.
Here's what I get when I do the same test that he did on Bioshock:
CPU
2 processors running - Intel(R) Core(TM)2 Duo CPU T9300 @ 2.50GHz
CPU Speed
2.49 GHz Performance Rated at 6.17 GHz
System RAM
3.0 GB
Operating System
Microsoft Windows Vista Home Premium Edition, 64-bit (Build Service Pack 16001)
Video Card
NVIDIA GeForce 8400M GS
Video Card Features - Minimum attributes of your Video Card
Video RAM: Required - 512 MB , You have - 1.4 GB
Video Card 3D Acceleration: Required - Yes , You have - Yes
Video HW Transform & Lighting: Required - Yes , You have - Yes
Vertex Shader Ver.: Required - 3.0 , You have - 4.0
Pixel Shader Ver.: Required - 3.0 , You have - 4.0
Video Card Driver Version (DirectX)
Your driver version number is: 7.15.11.5665