Thread: DWT
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Old 2004-09-05, 08:56   #43
paulunderwood
 
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Sep 2002
Database er0rr

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Default timings

Thomas Ritschel sent me some LLR timings for 321search on his AMD Opteron computer . These show where the FFT sizes change. This is where we notice a slow down in iteration timings and the LLR tests taking longer.

Opteron 2GHz
------------

n Mers. Proth used t/iter.
------------------------------------------
1200000 65536 131072 65536 3.035 ms
1273062 65536 131072 65536 3.035 ms *
1273063 65536 131072 81920 4.055 ms *
1300000 65536 131072 81920 4.055 ms
1400000 81920 163840 81920 4.055 ms
1500000 81920 163840 81920 4.055 ms
1583078 81920 163840 81920 4.055 ms *
1583079 81920 163840 98304 5.145 ms *
1600000 81920 163840 98304 5.145 ms
1700000 98304 196608 98304 5.145 ms
1800000 98304 196608 98304 5.145 ms
1888094 98304 196608 98304 5.145 ms *
1888095 98304 196608 114688 6.350 ms *
1900000 98304 196608 114688 6.350 ms
2000000 114688 229376 114688 6.350 ms
2100000 114688 229376 114688 6.350 ms
2196110 114688 229376 114688 6.350 ms *
2196111 114688 229376 131072 7.285 ms *
2200000 114688 229376 131072 7.285 ms
2300000 131072 262144 131072 7.285 ms
2400000 131072 262144 131072 7.285 ms
2500000 131072 262144 131072 7.285 ms
2510126 131072 262144 131072 7.285 ms *
2510127 131072 262144 163840 9.385 ms *
2600000 131072 262144 163840 9.385 ms
2700000 163840 327680 163840 9.385 ms
2800000 163840 327680 163840 9.385 ms
2900000 163840 327680 163840 9.385 ms
3000000 163840 327680 163840 9.385 ms
3100000 163840 327680 163840 9.385 ms
3121158 163840 327680 163840 9.385 ms *
3121159 163840 327680 196608 11.195 ms *
3200000 163840 327680 196608 11.195 ms
3300000 196608 393216 196608 11.195 ms
3400000 196608 393216 196608 11.195 ms
3500000 196608 393216 196608 11.195 ms
3600000 196608 393216 196608 11.195 ms
3700000 196608 393216 196608 11.195 ms
3719190 196608 393216 196608 11.195 ms *
3719191 196608 393216 229376 13.490 ms *
3800000 196608 458752 229376 13.490 ms
3900000 229376 458752 229376 13.490 ms
4000000 229376 458752 229376 13.490 ms
4100000 229376 458752 229376 13.490 ms
4200000 229376 458752 229376 13.490 ms
4300000 229376 458752 229376 13.490 ms
4330220 229376 458752 229376 13.490 ms *
4330223 229376 458752 262144 15.085 ms *
4400000 229376 524288 262144 15.085 ms
4500000 229376 524288 262144 15.085 ms
4600000 262144 524288 262144 15.085 ms
4700000 262144 524288 262144 15.085 ms
4800000 262144 524288 262144 15.085 ms
4900000 262144 524288 262144 15.085 ms
4950254 262144 524288 262144 15.085 ms *
4950255 262144 524288 327680 20.395 ms *
5000000 262144 655360 327680 20.395 ms

Last fiddled with by paulunderwood on 2004-09-05 at 08:59
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