Hi,
I made some benchmarking on XP Pro.
The new PHP is not always faster, but over all.
Mario
PHP 5.2.5
Benchmark Time Peak Memory Peak Memory (Real)
./benchmarks\ackermann 2.222 678144 786432
./benchmarks\array 0.069 6587536 6815744
./benchmarks\array2 0.059 6594896 6815744
./benchmarks\array3 0.873 369280 524288
./benchmarks\fibonacci 4.427 81648 262144
./benchmarks\hash 0.157 3925968 3932160
./benchmarks\hash2 0.131 149416 262144
./benchmarks\heapsort 0.435 1644880 1835008
./benchmarks\mandel 1.472 88480 262144
./benchmarks\mandel2 1.764 84752 262144
./benchmarks\matrix 0.358 361936 524288
./benchmarks\nestedloop 0.781 84656 262144
./benchmarks\sieve 0.489 1408008 1572864
./benchmarks\simple 0.441 81664 262144
./benchmarks\simplecall 0.737 80456 262144
./benchmarks\simpleucall 1.268 81144 262144
./benchmarks\simpleudcall 1.669 81304 262144
./benchmarks\strcat 0.067 861880 1310720
php5.3-win32-200804010830
Benchmark Time Peak Memory Peak Memory (Real)
./benchmarks\ackermann 2.195 678144 786432
./benchmarks\array 0.067 6587536 6815744
./benchmarks\array2 0.058 6594896 6815744
./benchmarks\array3 0.796 369280 524288
./benchmarks\fibonacci 4.459 81648 262144
./benchmarks\hash 0.155 3925968 3932160
./benchmarks\hash2 0.133 149416 262144
./benchmarks\heapsort 0.444 1644880 1835008
./benchmarks\mandel 1.568 88480 262144
./benchmarks\mandel2 2.049 84752 262144
./benchmarks\matrix 0.386 361936 524288
./benchmarks\nestedloop 0.782 84656 262144
./benchmarks\sieve 0.488 1408008 1572864
./benchmarks\simple 0.487 81664 262144
./benchmarks\simplecall 0.734 80456 262144
./benchmarks\simpleucall 1.260 81144 262144
./benchmarks\simpleudcall 1.510 81304 262144
./benchmarks\strcat 0.057 861880 1310720