This is what is new in Firefox 4 Beta 7:

Boost in performance, now SpiderMonkey JavaScript engine has been incorporated to the JagerMonkey JIT JavaScript compiler, along with enhancements to the TraceMonkey JIT and the SpiderMonkey’s interpreter. Hardware-acceleration (compositing) producing better graphics — including for Windows XP and Mac OS X –. WebGL for 3D rendering graphics, without the need of extra plugins! Support for OpenType fonts. Improved HTML5 forms.

Plus with Firefox Sync, Panorama, App Tabs and the new Add-on Manager, will bring a much better web browsing experience. So, how fast is the new version of Firefox. Here is the benchmark result from The Mozilla blog:

  Video demonstration, how JavaScript performance can power, with not problems, web applications: [ebmed][/embed] Source The Mozilla Blog Even if you are not a Firefox fan, you should test drive this new beta release. Here is the download link for Firefox 4 Beta 7, for all languages and all operating system platforms supported! Remember to leave a comment in the section below. Thanks! All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.