CVar gxVSync

__NOTOC__
This cvar determines whether Vertical Sync is enabled or disabled. Vertical Sync caps your FPS at your monitor's refresh rate. See CVar_gxRefresh for more information on refresh rates.
==Default Setting==
;1
==Possible Settings==
;0 :Disabled
;1 :Enabled
;2 :Enabled - caps fps at half the refresh rate
==Changing this setting==
In-game, go into the Graphics Setting screen 
Hit Esc, click on the Video tab, Check Enable Vertical Sync.
Or
In-game, type the following
 /console gxVSync setting
Or
You can exit wow, open the Config.wtf file, and add the following line:
 SET gxVSync setting
== Patches ==
*
Category:Removed console variables