Problem - Game or DirectX???

[angel-TDw!]

few days back, i formatted my pc,, and got a new card,,,,, fx 5200.

working perfect,,,, but recently,, when i installed the suffering, after playin

for 5-7 min the grafx got shattered,,,, it happens 1 in 8 times,,,, the grafx gets shattered,,,and then when i check dxdiag, i find that the dx is corrupted.... i uninstalled teh game,,,,, but m facing the same prob with pop-sand of time rt now,,,,, thou, m also playin max payne 2 without any probs..

1 in 8 times,,my dx gets corrupted,,,then i have 2 install it again,, and restart.... just happening with pop-sand and suffering,,,but before this never happened....

help needed pals...

thanx

angel