Same problem;

Processor:     
Intel(R) Pentium(R) D CPU 2.80GHz (2 CPUs), ~2.8GHz

Memory:    
1022MB RAM

Hard Drive:    
500 GB Total

Video Card:    
Radeon X1950 Pro

Operating System:     
Windows Vista™ Home Premium (6.0, Build 6000) (6000.vista_rtm.061101-2205)