DiRT Rally Problem launching Dirt Rally

[Dinos I]

Hi! My problem is that I cannot launch the game. Double click om exe, Dirt Rally logo appears and then nothing, the game doesn't start.
My PC config:
DualCore AMD Athlon II X2 250, RAM DDR3 6 GB, Graphics card - ATI Radeon HD 3650 (512 Mb),
Windows 7 Ultimate, DirectX 11.0