1#!/usr/bin/env php 2<?php 3 4/* 5 This gives rather interesting results :) 6 7 Measures on a Notebook P4M-1.7 256MB Windows 2000: 8 sha1 0.556691 9 tiger160,3 0.774469 10 tiger192,3 0.776314 11 tiger128,3 0.777004 12 ripemd128 0.896674 13 sha256 1.011164 14 md5 1.016032 15 tiger160,4 1.056617 16 tiger128,4 1.063101 17 tiger192,4 1.069258 18 haval160,3 1.125099 19 haval128,3 1.125679 20 haval224,3 1.128017 21 haval192,3 1.130026 22 haval256,3 1.134846 23 ripemd160 1.150693 24 haval128,4 1.686261 25 haval192,4 1.687274 26 haval160,4 1.693091 27 haval256,4 1.699323 28 haval224,4 1.743094 29 haval160,5 2.003452 30 haval192,5 2.008341 31 haval256,5 2.009048 32 haval128,5 2.009555 33 haval224,5 2.015539 34 sha384 3.370734 35 sha512 3.381121 36 whirlpool 6.912327 37 snefru 9.268168 38 39 Measures on a Desktop P4-2.4 512MB Debian (Linux-2.4): 40 md5 0.147739 41 haval128,3 0.317006 42 haval192,3 0.317524 43 haval256,3 0.317526 44 haval160,3 0.323035 45 haval224,3 0.333318 46 ripemd128 0.353447 47 sha1 0.376200 48 ripemd160 0.413758 49 sha256 0.435957 50 haval160,4 0.452357 51 haval224,4 0.454531 52 haval128,4 0.458026 53 haval256,4 0.459051 54 haval192,4 0.468094 55 haval128,5 0.524262 56 haval160,5 0.529573 57 haval224,5 0.533655 58 haval256,5 0.534446 59 haval192,5 0.543726 60 tiger128,3 0.577975 61 tiger160,3 0.579951 62 tiger192,3 0.597111 63 tiger192,4 0.781408 64 tiger160,4 0.801243 65 tiger128,4 0.812239 66 sha512 1.298627 67 sha384 1.313607 68 whirlpool 1.556159 69 snefru 5.703742 70 71*/ 72 73error_reporting(E_ALL&~E_NOTICE); 74 75$data = file_get_contents(__FILE__); 76$time = array(); 77foreach (hash_algos() as $algo) { 78 $time[$algo] = 0; 79} 80 81for ($j = 0; $j < 10; $j++) { 82 foreach (hash_algos() as $algo) { 83 $start = microtime(true); 84 for ($i = 0; $i < 1000; $i++) { 85 hash($algo, $data); 86 } 87 $time[$algo] += microtime(true)-$start; 88 } 89} 90 91asort($time, SORT_NUMERIC); 92foreach ($time as $a => $t) { 93 printf("%-12s %02.6f\n", $a, $t); 94} 95?> 96
