I'm also one of those who is having a bith of trouble by installing/playing the game.
First of all, i think it is because of my processor. But i'm not sure.
All information i think you'll need to help me( can't copy it from DxDiag)(Please note: Translated from dutch to english, and my english isn't that well):
Operating System: Windows XP Professional (5.1, Build 2600)
Processor: Intel(R) Xeon(TM) CPU 3.40 GHz
Memory: 2048MB RAM
Page file: 529MB used, 5463 MB available
DirectX version: DirectX 9.0c (4.09.0000.0904)
Name: NVIDIA Quadro FX 3450/4000 SDI
Chip type: Quadro FX 3450/4000 SDI
DAC type: Intergrated RAMDAC
Total memeory(Display Memory?): 256.0 MB
Current mode: 2560 x 1600 (32 bit)(60Hz)
Monitor: Plug and Play Monitor
Name: SoundMAX digital audio
hope this is all...