Originally Posted by
Nobuemon
Also try some client optimizations, ill name some you can set them via ingame chat as /console name value
/console gxApi "d3d9ex" (this makes wotlk use the cata d3d)
/console gxTextureCacheSize "value" (set this to 90%ish of your gpu capacity, if its a 4GB card set 3800-4000)
/console M2Faster 3 (value goes from 0-3, 0 is disabled)
/console timingMethod 2 (value goes from 0-2, 0 is disabled)
/console coresDetected value (number of cores your cpu has)
/console processAffinityMask value (2^n-1 where n is the number of cores. for a quad core use 15, for 6 cores use 65)