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Performance Optimization: Techniques And Strategies by Smashing Magazine

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How To Speed Up Your WordPress Website

By Marcus Taylor

A few months ago, I ran an experiment to see how much faster I could make one of my websites in less than two hours of work. After installing a handful of WordPress plugins and fixing a few simple errors, I had improved the website’s loading speed from 1.61 seconds to 583 milliseconds. That’s a 70.39% improvement, without having made any visual changes to the website.

According to a 2009 Akamai study1, 47% of visitors expect a page to load in under 2 seconds, and 57% of visitors will abandon a page that takes more than 3 seconds to load. Since this study, no shortage of case studies have confirmed that loading time affects sales.

In 2006, Amazon reported that a 100-millisecond increase in page ...

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