DirectX problem!!!

[angel-TDw!]

sir,
m having a problem when i play some games,,,,didnt had such probs earlier.....
some time back i got a new grafx card, and formatted the system, and from then since,,,
when i play some games, the directx gets corrupted.......

above r the pics,,,that happens when the direct x gets corrupted,,, but i dont know
after i restart the pc, the problem gets solved,,, again the directx starts working ......without prob...
but when i start the games back,,it gets int he same problem.....

games like, prince of persia-sand of time, the simpsons-hit n run, powerdrome.... are suffering with
the above problem,,,, and hangs within 5 min of the game start,,,and the prob is not overheating (tested).

other games like, max payne 2, unreal 2,,,and all are working fine without any problems,,,,

help needed 2 sort things out and clear the problem!!!!

thanx

angel