Read through this thread and post your problem there. Also, it would be helpful for us to know what your system has in it (components), the O/S, and any other software you might be running concurrently.
Could you be a little more specific about what exactly is "missing?" What all do you see, and what do you think you should be seeing?
Did you try running stock speeds everything? even the card and see what happens? As you said you "only" OCed your vid card, it might just be artifacts of some sort. try running everything at stock and get the patch that SSS linked you to