http://puu.sh/degvs/6a001fb69d.png here is 40 players on 1.36RC3 on a 24 core server.
http://puu.sh/degxU/ceea0c9aef.png here is 40 players on 1.36RC3 on a 8 core server.
http://puu.sh/degBU/11dae756ed.png here is 100 players on 1.34 on a 8 core server.
200 players on 2 servers on 1.34
80 players on 2 servers 1.36RC3 w/ 2 HC
Headless client is only offloading hive calls and vehicles at the moment.
Servers are running @BreakingPoint Mod.
Servers seem to platau usage over 40 players to 40-50% cpu per instance.