ticks

[whuber97]

This might sound like a really stupid question, but I hear people talking about 100tick, 66tick. What is a tick equivalent to?

[twinsen]

look here m8 sum interesting info bout rates and the like.

http://developer.valvesoftware.com/wiki/Source_Multiplayer_Networking

Generally the higher the tickrate the smoother and more cpu and bandwidth are used up.