To answer the question the Topic proposed. asm.js seems to roughly give a 2x to 6x performance boost over standard java script. Baring implementation, algorithm, etc.<p>This is one bench mark that appeared in the thread: <a href="https://v8.googlecode.com/issues/attachment?aid=25990016000&name=asm-benchmarks.png&token=ABZ6GAeQLBJaxSqd2jf6-MZCL-L8SJgnVw%3A1416575487581&inline=1" rel="nofollow">https://v8.googlecode.com/issues/attachment?aid=25990016000&...</a>