I'm running an OC I5 2500k, 16 gigs of G.Skill Sniper ram with a Palit 2GB GTX 560 TI and I can run UDK, PS, Max, Zbrush, everything I need all at once without overheating or having any lag whatsoever when using or switching between programs. but as sprunghunt says, you can never have to powerful of a PC, get the most you…