flasher:

real    0m58.441s
user    0m58.416s	Assembly
sys     0m0.008s

real    1m48.110s
user    1m48.015s	c++ 32-bit
sys     0m0.096s

real    1m48.086s
user    1m48.023s	c++ 64-bit
sys     0m0.060s

real    2m18.296s
user    2m18.237s	c++ 64-bit old *)
sys     0m0.064s

real    1m41.724s
user    1m41.538s	c++ 32-bit fast
sys     0m0.188s

real    1m21.242s
user    1m21.097s	c++ 64-bit fast
sys     0m0.144s

Device time: 1522.8 [ms]
real    0m1.818s
user    0m0.176s	GTX 295 GPU
sys     0m0.152s


f2k muon:

real    1m39.787s
user    1m39.770s	Assembly
sys     0m0.016s

real    5m9.184s
user    5m8.119s	c++ 32-bit
sys     0m0.172s

real    4m43.612s
user    4m43.558s	c++ 64-bit
sys     0m0.080s

real    6m15.054s
user    6m14.851s	c++ 64-bit old *)
sys     0m0.104s

real    3m6.262s
user    3m6.160s	c++ 32-bit fast
sys     0m0.096s

real    2m28.235s
user    2m28.177s	c++ 64-bit fast
sys     0m0.072s

Device time: 5655.5 [ms]
real    0m6.404s
user    0m0.544s	GTX 295 GPU
sys     0m0.200s


*) compiled on older Linux (cobalt64: 2.6.9, gcc 3.4.6)
as opposed to newer Linux: cudatest: 2.6.28, gcc 4.3.3


Tareq's test run:

real    31m45.307s
user    31m45.167s	Assembly
sys     0m0.212s


Device time: 105548.4 [ms]
real    1m56.073s
user    0m9.757s	GTX 295 GPU (per-event mode)
sys     0m0.492s

Device time: 53094.9 [ms]
real    0m58.905s
user    0m6.328s	GTX 295 GPU (congregated-event mode)
sys     0m0.408s