http://www.alrond.com/en/2007/jan/25/performance-test-of-6-leading-frameworks/

http://www.alrond.com/en/2007/feb/04/in-addition-to-the-test-of-mvc-frameworks/

http://www.beyondcoding.com/2008/03/25/kohana-vs-codeigniter-speed-and-memory-usage-performance-benchmark/

http://avnetlabs.com/php/php-framework-comparison-benchmarks

http://leftblank.nl/php-framework-benchmark-zend-codeigniter-cakephp-481.html

http://www.beyondcoding.com/2008/05/26/ruby-on-rails-passenger-modrails-vs-codeigniter-and-kohana/

http://pr0digy.com/codeigniter/benchmark-static-cake-codeigniter-kohana/

http://wiki.kumbiaphp.com/Frameworks_Benchmark_KumbiaPHP_vs_(Yii_CodeIgniter_Kohana_Zend_Prado_CakePHP_Symfony)

http://www.yiiframework.com/performance/

http://justinhileman.info/tag/zoop-framework

http://www-users.mat.uni.torun.pl/~tomahawk/summary.php

http://www.doophp.com/benchmark

http://www.tsujita.jp/blojsom/blog/default/PHP/2007/07/13/PHP%E3%83%99%E3%83%B3%E3%83%81%E3%83%9E%E3%83%BC%E3%82%AF-Zend-Framework-vs-Symfony-vs-CakePHP-vs-CodeIgniter-vs-PHP-on-TRAX.html

http://wiki.kiwiphp.com/Feature:Advantage/Performance

http://paul-m-jones.com/?p=315

http://pluf.org/doc/performance.html

http://daniel.carrera.bz/2009/01/comparison-of-php-frameworks-part-i/

http://trend21c.tistory.com/621

인기도 http://www.google.com/trends?q=CakePHP%2CSymfony%2CZend+Framework%2CCodeIgniter%2C+Yii
 
http://www.google.com/trends?q=cakephp+php%2C+zend+framework+php%2C+symfony+php%2C+codeigniter+php%2C+yii+php&ctab=0&geo=all&date=all&sort=0