CVar SSAO

Screen Space Ambient Occlusion

https://developer.valvesoftware.com/wiki/Screen_Space_Ambient_Occlusion_(SSAO)

Default Setting

 * 0:Off

Possible Settings

 * 0:Disabled
 * 1:High
 * 2:Low

Changing this setting
In-game, type the following /console SSAO setting

Alternatively, you can exit wow, open the Config.wtf file, and add the following line: SET SSAO setting

Examples
From mmo-champion:

(on) http://media.mmo-champion.com/images/news/2012/august/ssao1On.jpg

(off) http://media.mmo-champion.com/images/news/2012/august/ssao1Off.jpg

(on) http://media.mmo-champion.com/images/news/2012/august/ssao2On.jpg

(off)http://media.mmo-champion.com/images/news/2012/august/ssao2Off.jpg