http://putstuff.putfile.com/13752/9200558
This is Gran Turismo 4 recorded through line-in via composite to 1/4 stereo. Both playback and recording quality is unaffected in this test. I'm using X-Fi drivers dated 2005 on an X-Fi card. Update your drivers and come back with your results. (What do you mean by can't uninstall? It should be in add/remove programs in the control panel)
First time: without Graal running
Second time: with Graal running
Third time: with Graal running and the microphone option on