test.equals.php:
<?php
$count = 100000000;
for ($x = 0; $x < $count; $x++) false == false;


test.identical.php:
<?php
$count = 100000000;
for ($x = 0; $x < $count; $x++) false === false;



[rintaun@valhalla ~]$ time php test.identical.php

real    0m11.208s
user    0m11.205s
sys     0m0.000s
[rintaun@valhalla ~]$ time php test.equals.php

real    0m10.724s
user    0m10.712s
sys     0m0.008s