iMac (24 in) Intel Core 2 Duo , 2.8 Ghz, 2048 MB RAM, OS: Mac OS X 10.5.2

Total GapStones: 433457 Total msec: 35295
Full results:

iMac (20 in) Intel Core 2 Duo , 2.4 Ghz, 1024MB RAM, OS: Mac OS X 10.5

Total GapStones: 403214 Total msec: 40234
Full results: [link]

PowerBook G4 1.5 GHZ 512MB RAM, OS: Mac OSX 10.4.2

Total GapStones: 126743 Total msec: 134388
Full results: [link]
(Custom build, CPU specific tuning, OSX 10.4.5)
Total GapStones: 131235
Full results: [link]

AMD64 3500+ 1024MB RAM, OS: Ubuntu linux AMD64 build, kernel 2.6.10

Total GapStones: 245139 Total msec: 77804
Full results: [link]