W3 Total Cache Description & Features

W3 Total Cache (W3TC) improves the SEO and user experience of your site by increasing website performance and reducing load times by leveraging features like content delivery network (CDN) integration and the latest best practices.

W3 Total Cache is the only web host agnostic Web Performance Optimization (WPO) framework for WordPress trusted by millions of publishers, web developers, and web hosts worldwide for more than a decade. It is the total performance solution for optimizing your WordPress Website.

Benefit for using W3 Total Cache

Improvements in search engine result page rankings, especially for mobile-friendly websites and sites that use SSL
At least 10x improvement in overall site performance (Grade A in WebPagetest or significant Google Page Speed improvements) when fully configured

Improved conversion rates and “site performance” which affect your site’s rank on Google.com
“Instant” repeat page views: browser caching
Optimized progressive render: pages start rendering quickly and can be interacted with more quickly

Reduced page load time: increased visitor time on site; visitors view more pages
Improved web server performance; sustain high traffic periods
Up to 80% bandwidth savings when you minify HTML, minify CSS and minify JS files.

Key Features of W3 Total Cache

Compatible with shared hosting, virtual private / dedicated servers and dedicated servers / clusters
Transparent content delivery network (CDN) management with Media Library, theme files and WordPress itself
Mobile support: respective caching of pages by referrer or groups of user agents including theme switching for groups of referrers or user agents

W3 total cache Accelerated Mobile Pages (AMP) support
Secure Socket Layer (SSL) support
Caching of (minified and compressed) pages and posts in memory or on disk or on (FSD) CDN (by user agent group)
Caching of (minified and compressed) CSS and JavaScript in memory, on disk or on CDN

Caching of feeds (site, categories, tags, comments, search results) in memory or on disk or on CDN
Caching of search results pages (i.e. URIs with query string variables) in memory or on disk
Caching of database objects in memory or on disk

Caching of objects in memory or on disk
Caching of fragments in memory or on disk
Caching methods include local Disk, Redis, Memcached, APC, APCu, eAccelerator, XCache, and WinCache
Minify CSS, Minify JavaScript and Minify HTML with granular control

wp3 total cache Minification of posts and pages and RSS feeds
Minification of inline, embedded or 3rd party JavaScript with automated updates to assets
Minification of inline, embedded or 3rd party CSS with automated updates to assets
Defer noncritical CSS and Javascript for rendering pages faster than ever before

wp3 total cache Defer offscreen images using Lazy Load to improve the user experience
Browser caching using cache-control, future expire headers and entity tags (ETag) with “cache-busting”
JavaScript grouping by template (home page, post page etc) with embed location control
Non-blocking JavaScript embedding