How to increase you Graffic's in WOW
So hear is what to do:
1 Make a macro and type this:
Macro Settings:
/console groundEffectDensity 256
/console groundEffectDist 200
/console detailDoodadAlpha 100
/console horizonfarclip 2112
/console farclip 999
/console characterAmbient
Than move this macro to a action bar,and press it.
Now you have better grafics.
If for some reason you need the default settings make this macro(Like the Pc can handle the new settings) :
Revert Macro:
/console groundEffectDensity 16
/console groundEffectDist 1
/console horizonfarclip 1305
/console farclip 177
/console characterAmbient 1
/console smallcull 1
/console skycloudlod 1
/console detailDoodadAlpha 1
This is all simple and fast 
EDIT:
Pics as asked
This beffore:
http://img134.imageshack.us/i/betterwowgraphics.jpg/
And After:
http://img200.imageshack.us/i/improvewowgraphics.jpg/