One benchmark, seven different Intel systems

[sje]

Symbolic, a bitboard program, generating 1,000,000 random games via single thread computation:

1.66 GHz Intel Atom (32 bit Linux) (2009 Acer Aspire One netbook)
Count: 1,000,000 Elapsed: 1200.11 (833.256 Hz / 0.00120011 s)

3.00 GHz Intel Pentium 4 (32 bit Linux) (2007 Compaq Presario)
Count: 1,000,000 Elapsed: 672.07 (1487.94 Hz / 0.00067207 s)

1.86 GHz Intel Core Solo (32 bit Linux) (2006 Toshiba Satellite notebook)
Count: 1,000,000 Elapsed: 528.653 (1891.6 Hz / 0.000528653 s)

2.00 GHz Intel Core 2 Duo (64 bit Mac OS/X) (March 2009 Mac Mini)
Count: 1,000,000 Elapsed: 270.975 (3690.37 Hz / 0.000270975 s)

2.33 GHz Intel Core 2 Duo (64 bit Mac OS/X) (October 2006 Mac Book Pro)
Count: 1,000,000 Elapsed: 243.929 (4099.55 Hz / 0.000243929 s)

2.66 GHz Intel Xeon Woodcrest (64 bit Mac OS/X) (October 2006 Mac Pro)
Count: 1,000,000 Elapsed: 213.512 (4683.58 Hz / 0.000213512 s)

3.20 GHz Intel Core i3 (64 bit Mac OS/X) (July 2010 iMac)
Count: 1,000,000 Elapsed: 168.616 (5930.62 Hz / 0.000168616 s)

[rbarreira]

Did you run 64-bit executables on the 64-bit systems?

edit - I guess you did, since the core duos are getting double speed with a single thread.

[sje]

Symbolic, a bitboard program, generating 1,000,000 random games via single thread computation:

PowerPC machines:

400 MHz PowerPC G3 (32 bit Mac OS/X) (2002 PowerBook)
Count: 1,000,000 Elapsed: 3662.39 (273.045 Hz / 0.00366239 s)

400 MHz PowerPC G3 (32 bit Mac OS/X) (2000 iMac)
Count: 1,000,000 Elapsed: 3388.47 (295.118 Hz / 0.00338847 s)

400 MHz PowerPC G4 (32 bit Mac OS/X) (2000 PowerMac)
Count: 1,000,000 Elapsed: 3292.11 (303.757 Hz / 0.00329211 s)

800 MHz PowerPC G4 (32 bit Mac OS/X) (2002 iMac)
Count: 1,000,000 Elapsed: 1937.92 (516.018 Hz / 0.00193792 s)

700 MHz PowerPC G3 (32 bit Mac OS/X) (2002 iBook)
Count: 1,000,000 Elapsed: 1884.63 (530.607 Hz / 0.00188463 s)

[sje]

Yes, all the 64 bit boxes got a 64 bit executable.