Originally Posted by
airchandler
Common things you can try are the following:
Add the line SET processAffinityMask "0" to config.wtf so WoW can utilise any of your cpu threads.
In nvidia control panel under manage 3d settings -> power management mode set it to prefer maximum performance under program WoW.exe or system wide but this will increase your overall power consumption since your GPU will always run at max frequency.
Disable Intel speedstep (in bios options or windows power options->change high performance plan settings->change advanced settings->processor power mangement->min/max processor state set to 100%) so your cpu is always running at max frequency, but again will increase system power consumption.