I got very different results.
Windows 8.1 Pro x64 i7 3770k 16GB RAM
-Octane-
Firefox 28 - 10320
IE 11 - 14167
Chrome 32.0.1689.3 - 21223
-Kraken-
Firefox 28 - 1742.6ms
IE 11 - 2252.0ms
Chrome 32.0.1689.3 - 2241.0ms
Windows 8.1 Pro x64 i7 3770k 16GB RAM
-Octane-
Firefox 28 - 10320
IE 11 - 14167
Chrome 32.0.1689.3 - 21223
-Kraken-
Firefox 28 - 1742.6ms
IE 11 - 2252.0ms
Chrome 32.0.1689.3 - 2241.0ms
Additionally, I'm running Windows 7 and you're running Windows 8.1 so we're comparing different browsers. IE11 on Windows 7 is not the same browser as IE11 on Windows 8/8.1 (hooray for OS-tying).