PHP Leaves Competitors Standing

Many studies have been done comparing the performance/output of the web’s leading server-side solutions. Here are a selection of benchmark results:

• Webmonkey’s PHP / JSP / Coldfusion / ASP comparison
• PHP versus Cold Fusion, benchmarks from PHP Everywhere
• The Chamas Performance Benchmark tests: OS / CPU / Client benchmarks
  for a variety of web scripting technologies

• 7 reasons why PHP is better than ASP

In terms of speed the major difference when comparing with ASP is that ASP is built on .COM architecture, which means when many functions require the creation of new .COM objects, creating an overhead that PHP doesn’t have.