I got one yesterday. You can see relative performance in this thread:
http://forums.procooling.com/vbb/sho...&threadid=7931
And relative size here:
http://phaestus.procooling.com/swift...ture%20437.jpg
It's a bit noisy for my tastes out of the box, but Bill suggested I run it for a couple of days and the noise should decrease some. I am doing that now.