Originally Posted by ZenZimZaliben
For huge mobs my systems was slowing down... I found that if I turn off viewing Monster Hitpoints and stop showing damage it doesn't lag at all.
Thanks for the suggestion. My performance was well enough, but I found that turning off damage numbers (sans critical strikes) and health bar hitpoints made this game a hell of a lot easier to visually trace, especially as a witch doctor (with DoTs and constant AoE damage going out.)