At least this is what they claim to have achieved: Speed. Opera has just released the latest version of their web browser, Opera 10.5 for both Windows and Mac featuring a set of amazing updates and an amazing 7 times speed boost!

Opera 10.5 pre-alpha has been released today with an enhanced support for CSS3 and HTML5 along with almost an exponential increase in JS engine performance. So much for one update. Besides these and some more technical enhancements, there has been significant improvement in the User Experience too especially for Windows 7. The new Opera 10.5 has made an extensive use of the Arrow glass effect. What else? It supports Private Browsing.

Opera 10.5 has been released to the developer community to give it a try. Here is our quick verdict: It’s nothing you have seen before. With at least 3 times faster JS engine (benchmark given) and faster graphics library supporting complex graphics, it’s all set to shook the competitors once and for all. Well, now this sounds like bit of an exaggeration but much of it is true. Take a look yourself: