Now that Mozilla has released Firefox 11 it’s time to update the Big Browser Benchmark, where we take the leading browsers and pit them against four of the toughest benchmark tests available to see which is the tortoise, and which is the hare.

Here are the browsers that will be run:

Internet Explorer 9 32-bit
Firefox 11
Firefox 10 (left in the running for comparison with Firefox 11)
Chrome 17
Safari 5
Opera 11
Note: All browsers are the latest build.

Here are the tests that the browsers will face: