Forum: Soap Box
2022-08-15, 21:29
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Replies: 14
Views: 145
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Forum: Soap Box
2022-08-15, 15:59
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Replies: 14
Views: 145
No, illegal (criminal) acts do not become legal...
No, illegal (criminal) acts do not become legal if done in secrecy. An extreme case being the presumed murder of Jimmy Hoffa compounded by concealed disposal of the corpse.
A fundamental part of law...
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Forum: Operazione Doppi Mersennes
2022-08-15, 13:56
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Replies: 632
Views: 109,100
MM127 155P to 160P
(filling the gap between the previous two posts)
[Mon Aug 15 06:12:01 2022]
UID: kriesel/emu/gtx1650, no factor for MM127 in k range: 155P to 160P (186-bit factors) [mmff 0.28...
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Forum: Forum Feedback
2022-08-15, 01:54
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Replies: 39
Views: 890
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Forum: Forum Feedback
2022-08-14, 22:53
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Replies: 39
Views: 890
software piracy definitions abound
Among many others yielded by https://duckduckgo.com/?t=ffab&q=software+piracy+definition&ia=web,
Thales (https://cpl.thalesgroup.com/software-monetization/how-to-prevent-software-piracy) seems...
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Forum: Forum Feedback
2022-08-14, 19:07
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Replies: 39
Views: 890
That's a newcomer....
That's a newcomer. https://en.wikipedia.org/wiki/Computer#Pre-20th_century But software? Do player piano rolls count? Weaving tapes for controlling looms...
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Forum: Forum Feedback
2022-08-14, 18:51
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Replies: 39
Views: 890
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Forum: Forum Feedback
2022-08-14, 18:22
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Replies: 39
Views: 890
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Forum: Hardware
2022-08-14, 11:59
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Replies: 6
Views: 219
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Forum: Hardware
2022-08-13, 20:38
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Replies: 6
Views: 219
Welcome Scottie to the hunt and the forum.OP...
Welcome Scottie to the hunt and the forum.OP appears to be writing about prime95, not the other GIMPS applications capable of PRP. It's better to specify software, and include version, than leave...
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Forum: kriesel
2022-08-13, 20:25
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Replies: 12
Views: 9,020
Memory use during PRP
P-1, P+1, or ECM factoring may benefit from considerable allowed RAM use. Primality testing via PRP or LLDC has less need of RAM. For exponents up to ~120M, a few hundred MB per worker is enough....
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Forum: Operazione Doppi Mersennes
2022-08-13, 15:03
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Replies: 632
Views: 109,100
MM127 160P to 165P
[Fri Aug 12 13:54:33 2022]
UID: kriesel/asr3/rtx2080, no factor for MM127 in k range: 160P to 165P (186-bit factors) [mmff 0.28 mfaktc_barrett188_M127gs]
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Forum: Hardware
2022-08-13, 13:23
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Replies: 6
Views: 326
Core 2 duo e8200 (no on-chip power...
Core 2 duo e8200 (no on-chip power instrumentation) prime95 v30.7b9 Windows Vista
40.7 msec/iteration at 3.36M fft length, tdp 65W, 40700 * 3.328M/3.36M * 65 = 2,620,305. uJoule / iteration; ~30...
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Forum: Marin's Mersenne-aries
2022-08-12, 14:29
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Replies: 16
Views: 2,410
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Forum: Msieve
2022-08-10, 18:42
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Replies: 98
Views: 716
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Forum: Hardware
2022-08-10, 16:11
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Replies: 6
Views: 326
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Forum: Hardware
2022-08-09, 23:44
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Replies: 6
Views: 326
Lowest efficiency I've seen so far:
GPUs: ...
Lowest efficiency I've seen so far:
GPUs:
rx550's 10281 us/iter and 27.6 watts corresponds to a much higher 283,755.6 uJoule/iter
gtx1080 12700 us/iter * (62M/230M)^1.1 * 122watts = est 366,348....
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Forum: Hardware
2022-08-09, 22:38
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Replies: 6
Views: 326
Microjoules/iteration at 3.25M fft DC
Measuring wattage by GPU-Z for GPUs (board power), or HWMonitor for CPUs (package power), the best power performance I've seen for 3.25M fft PRP (just sampling some hardware here) are:
For CPUs,...
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Forum: Operazione Doppi Mersennes
2022-08-09, 12:57
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Replies: 502
Views: 80,075
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Forum: Marin's Mersenne-aries
2022-08-09, 12:38
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Replies: 16
Views: 2,410
Go for it. There's very little activity in...
Go for it. There's very little activity in 100Mdigit currently, judging by a recent review of https://www.mersenne.org/report_recent_results/ (27 TF, 1 P-1, 0 primality tests reported)
I've...
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Forum: Software
2022-08-09, 11:53
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Replies: 54
Views: 3,142
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Forum: Lounge
2022-08-08, 23:22
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Replies: 1,973
Views: 237,019
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Forum: Hobbies
2022-08-08, 19:23
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Replies: 49
Views: 4,356
For the honey locust shoots, it's unclear which...
For the honey locust shoots, it's unclear which are coming from the flush cut stump root system and which are from the pruned tree that remains. Grinding all the root system out is not feasible since...
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Forum: kriesel
2022-08-08, 15:39
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Replies: 88
Views: 30,092
In reference to...
In reference to https://mersenneforum.org/showpost.php?p=610925&postcount=10,174775 / 336180 ~0.5199 Please post the Pari script or PM it. Thanks for the effort to check the ballpark estimate. I...
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Forum: Hobbies
2022-08-08, 15:23
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Replies: 49
Views: 4,356
What's an asparagus picker? Have you tried a...
What's an asparagus picker? Have you tried a posthole digger (https://www.lowes.com/pd/CRAFTSMAN-9-in-Fiberglass-Handle-Post-Hole-Digger/1000752636), which would increase your effective reach if the...
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