Game accelerater settings

can anyone help me with the GAT settings on my IS7. I have the first one set to turbo and the last two to disable. What settings are best for OC'ing. I'm at 275 FSB with 3/2 memory set. does anyone think I can get a little more out of this chip? THX
M

For highest fsb set it to
Auto
Normal
Auto
Disabled
Disabled
i think that's the right order