Quote Originally Posted by RAIST View Post
yeah, the screen shot is not taken by the card itself--you are saving the raw data as presented byt the game's engine to the OS's API layer. It is more an issue with how it is getting rendered on your particular system.
^ This.

The HUD elements are rendered to a set of prioritized 2D planes which then get projected into 3-space using an oblique (non-perspective) transformation. Different cards and drivers could be getting slightly different results for these calculations, causing some to lose pixel information.