Dual GPU

Hello One of the fans makes noise. But if i press the centre of the fan it stops while the centre circle (there the logo is places) the noise stops. What can i doo to stop. Does anybody had or has this problem? How can I solve this? Why is the fan making the noise? Thank you

what do you think?

Is this ssd:http://pcpartpicker.com/part/kingston-internal-hard-drive-sv300s37a120g reliable? And Is it better than samsung 840 evo?

Just got a new Asus 1080p monitor and I hooked it up via HDMI because I read something about the color intensity being better with this type of connection. Is this true? Also, I had to enable overscan to 0% in order to get my monitor to display in full screen. Can someone explain what overscan...