Opera browsers latest version 10.50 is released today which claims this is the fastest browser on Earth. This browser is faster than any of the browsers available now. You can download the latest version here
Features
1. New Opera Widgets for Desktop
2. Opera Turbo for fast browsing on slow connections
3. Opera Unite
4. Automated crash reporting
5. Opera Mail
6. Opera Dragonfly evolved
7. Opera Link
8. inline spell checker
9. Mouse gestures
10. Beautiful Windows 7 integration
11. improved dialogs for better browsing
12. Visual tabs and sleek design
13. Speed Dial your way
14. Integrated Web search
15. Customize your browser
16. Zoom
17. Smarter address field
18. Use multiple search engines
19. Find what you need in a page
20. Content blocking
21. Download Manager with BitTorrent
22. New private browsing
23. Encryption
24. Auto-update
25. Security bar
26. Stay safe with new Fraud Protection and EV
27. Cookie control
28. Introducing Carakan, the fastest JavaScript engine ever.
29. The new standard in Web Standards with Opera Presto 2.5
30. New Vega graphics library
Read more on features here