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drummers-lowrise
1) Message boards : Project Staging Area : SGS Prime! (Message 23863)
Posted 3813 days ago by Matthias SobczykProject donor
Congrats :)

I've just looked at my statistics and noticed that I also found a candidate.

SGS: 40928135586525*2^666666-1

Unfortunately I do not know what to do now.

Matthias
2) Message boards : Sieving : ppsieve/tpsieve CUDA testing (Message 21668)
Posted 3883 days ago by Matthias SobczykProject donor
64 bit

System: Archlinux, Kernel 2.6.32-ARCH
Intel Xeon CPU X3360 @ 3.4GHz (C1 stepping)
GeForce GTX 285
Nvidia Driver Version: 190.53
Cuda-Toolkit: 2.3

Running TRP-Sieve on all 4 Cores, no other boinc-based GPU-apps running

./ppsieve-cuda-x86_64-linux -p42070e9 -P42070003e6 -k 1201 -K 9999 -N 2000000 -z normal
ppsieve version cuda-0.1.1-beta (testing)
Compiled Mar 7 2010 with GCC 4.3.3
nstart=76, nstep=32, gpu_nstep=32
ppsieve initialized: 1201 <= k <= 9999, 76 <= n <= 2000000
Sieve started: 42070000000000 <= p < 42070003000000
Starting 1 threads.
Detected GPU 0: GeForce GTX 285
Detected compute capability: 1.3
Detected 30 multiprocessors.
42070000070587 | 9475*2^197534+1
42070000198537 | 3373*2^1046686+1
42070000300049 | 9139*2^461846+1
42070000345343 | 1715*2^635711+1
42070000464001 | 4179*2^1577462+1
42070000949861 | 4707*2^571847+1
42070001011573 | 7113*2^215532+1
42070001040127 | 6471*2^37907+1
42070002482267 | 9951*2^1920408+1
42070002690167 | 2553*2^1888870+1
42070002698543 | 4239*2^368773+1
42070002875941 | 4081*2^1494668+1

Thread 0 completed
Waiting for threads to exit
Sieve complete: 42070000000000 <= p < 42070003000000
Found 12 factors
count=95668,sum=0x37dacb7121ccffe4
Elapsed time: 3.60 sec. (0.02 init + 3.58 sieve) at 878148 p/sec.
Processor time: 0.99 sec. (0.01 init + 0.97 sieve) at 3232123 p/sec.
Average processor utilization: 0.68 (init), 0.27 (sieve)
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