The guys from Zoompf (one of our favourite site speed tools) conducted a huge study on how site speed correlates to search engine rankings. The findings are fittingly published on SEO-centric Moz.com.
URL: http://moz.com/blog/how-website-speed-actually-impacts-search-ranking
Radware has published an updated infographic on the performance of the Alexa top 500 sites and measured their load times and Time To Interact – sadly things are getting worse
The folks over at Yottaa have provided some interesting data points after performance analysis of 14,000 websites.
King of Speed, Steve Souders provides more ammunition to why he believes (and backing up with data) that proper caching is one of the single biggest contributors to increasing site speed.
URL: http://www.stevesouders.com/blog/2012/10/11/cache-is-king/
An independent follow-up study by the Tag Management Group along with e-commerce site Glasses Direct again confirms that for every second of delay you add to your website’s loading time, conversions can drop-off by 7%.