Microsoft has just released their latest platform preview of Internet Explorer 9. The 7th release of the IE9 platform preview brings a number of performance improvements in Charka, Microsoft's JavaScript engine.
The initial platform preview was released just 8 months ago, and already is impressing the tech community. The latest platform preview beats out all of the competition in the WebKit SunSpider JavaScript benchmark tests, and is even faster than Google Chrome. The first IE9 beta was released three months ago.
Internet Explorer 9's preview platform is already leading the pack in HTML5 conformance tests, showing early signs Microsoft is doing something right with their latest browser. The IE9 team has increased its performance by 345% since the first platform preview. The video posted by Microsoft also shows off how well IE9 Platform Preview 7 can handle HTML5 compared to Firefox 4 beta 7 and Chrome 8 beta.
The new platform preview brings three three new benchmark tests, including Galactic, HTML5 Sudoku, and Shakespeare's Tag Cloud.
Microsoft also announced that since the launch of Internet Explorer 9 beta, it has seen over 13 million downloads. You can download IE9 Platform Preview 7 from testdrive.com.
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