Overclock shaders also?

CatchPhrase

Senior member
Jan 3, 2008
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In rivatuner you can overclock the core and shaders as well as memory.
Is there a reason to overclock the shaders?
Also in 3dmark06 system info, stock texture memory is 256 (8600gt) and overclocked to 680/801 texture memory is 600+. What is going on here?