choose the manual option with 1536MB minimum and 1536MB maximum.
As I just saw, you have Intel Graphics Media Accelerator 900. It might be possible, that it wont work with this graphics solution.
mimimum specs:
Operating System - Windows 98/2000/ME/XP*
Processor - 450MHz Intel Pentium II
Memory - 128MB RAM
Hard Drive - 1 GB
CD - DVD - 4 Speed
Graphics (PCI/AGP) - 16MB
Required 3D Acceleration - Direct 3D*
DirectX - Version 8.1
Multiplayer - I CD Per PC
Multiplayer - 56.6 kbps Dial Up - 2 player
Multiplayer - ISDN, Broadband, LAN - 2-8 players
Input - DirectX 8.1 Compatible Controllers
You could try this driver
http://downloadfinder.intel.com/scripts ... bmit=Go%21
(No guarantee that it will work. Sorry)
Further information of your Intel Graphics 900 can be found here
http://www.intel.com/support/graphics/i ... /index.htm
Regards
Borkar