Rails - Jul 2009 - Framework/templating language performance: Ruby vs. Rack vs. Sinatra and ERB vs. Builder vs. HAML

For those interested in the nitty gritty of performance, I just posted
part 1 of my Ultimate Ruby Performance test:  Ruby vs. Rack vs.
Sinatra each running ERB, Builder, HAML and plain HTML.
http://www.ridingtheclutch.com/2009/07/13/the-ultimate-ruby-performance-test-part-1.html