MD5 Benchmark took 0.453 seconds for 3000 hashes (6623 hashes/second)
MD4 Benchmark took 0.381 seconds for 2700 hashes (7087 hashes/second)

SHA1 Benchmark took 0.427 seconds for 1900 hashes (4450 hashes/second)

IE7 – que podre..

MD5 Benchmark took 5.032 seconds for 3000 hashes (596 hashes/second)
MD4 Benchmark took 7.109 seconds for 2700 hashes (380 hashes/second)

SHA1 Benchmark took 11.406 seconds for 1900 hashes (167 hashes/second)

Google Chrome:
MD5 Benchmark took 0.198 seconds for 3000 hashes (15152 hashes/second)
MD4 Benchmark took 0.133 seconds for 2700 hashes (20301 hashes/second)
SHA1 Benchmark took 0.151 seconds for 1900 hashes (12583 hashes/second)

Try/Catch with errors: 3ms
Layer movement: 24ms
Random number engine: 13ms
Math engine: 29ms
DOM speed: 8ms
Array functions: 5ms
String functions: 8ms
Ajax declaration: 8ms
Total Duration: 98ms

Att,
Renato

Safari 3.1.2 (Win XP SP3):
MD5 Benchmark took 0.922 seconds for 3000 hashes (3254 hashes/second)
MD4 Benchmark took 0.64 seconds for 2700 hashes (4219 hashes/second)
SHA1 Benchmark took 0.844 seconds for 1900 hashes (2251 hashes/second)

IE 7.0.5730.13 (Win XP SP3):
Apareceu a mensagem de alerta sobre uma possível lentidão.
MD5 Benchmark took 3.141 seconds for 3000 hashes (955 hashes/second)
MD4 Benchmark took 9.469 seconds for 2700 hashes (285 hashes/second)
SHA1 Benchmark took 3.187 seconds for 1900 hashes (596 hashes/second)

Outro teste interessante:
http://celtickane.com/webdesign/jsspeed.php

Firefox 3.0.3 (WinXP SP3):
Try/Catch with errors: 8ms
Layer movement: 26ms
Random number engine: 16ms
Math engine: 24ms
DOM speed: 108ms
Array functions: 5ms
String functions: 4ms
Ajax declaration: 16ms
Total Duration: 207ms

Safari 3.1.2 (WinXP SP3):
Try/Catch with errors: 0ms
Layer movement: 31ms
Random number engine: 32ms
Math engine: 31ms
DOM speed: 0ms
Array functions: 15ms
String functions: 0ms
Ajax declaration: 0ms
Total Duration: 109 ms

IE 7.0.5730.13 (WinXP SP3):
Try/Catch with errors: 31ms
Layer movement: 282ms
Random number engine: 47ms
Math engine: 78ms
DOM speed: 187ms
Array functions: 16ms
String functions: 15ms
Ajax declaration: 657ms
Total Duration: 1313ms

Hardware:
Motherboard ASUS P5WDH-Deluxe
Processador: Intel Core2 Duo E6750 (2,66Ghz)
Memória RAM: 2Gb DDR2-800 (PC6400)
Discos: RAID5 (3 x Seagate Barracuda ST3250820AS)
Placa de vídeo: Nvidia 8800GTS

Att,
Renato

abraços.

Inclusive no artigo eu explico como ativar o Tracemonkey.

abraços.