Quote Originally Posted by RSM72 View Post
4GB of RAM is not even close to sufficient. Those 480 MB per client you see is already limited by the shortage of memory. I run 5 clients on a box with 12GB of RAM and memory usage per client is above 650 MB and can get close to 1GB in crowded areas. Add 1-2 GB for your operating system and you end up with a bare minimum of 8 GB.
I would disagree on 8g ram being a minimum. I have run up to 9 windows with 6g (only lagging in major population centers). 6 is probably a more reasonable number.