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Number crunching :
A piece of history for future crunchers
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ServicEnginICSend message Joined: 24 Sep 10 Posts: 592 Credit: 11,972,186,510 RAC: 1,187 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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A piece of history for future crunchers For future crunchers, now that old ACEMD Long and Short Work Units are extinct. When original ACEMD app existed, reported results looked like this: For comparison, current New version of ACEMD (ACEMD3) results look like this: Life is continuous evolution. |
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Send message Joined: 27 Jul 11 Posts: 138 Credit: 539,953,398 RAC: 0 Level ![]() Scientific publications ![]()
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Hilarious. |
Retvari ZoltanSend message Joined: 20 Jan 09 Posts: 2380 Credit: 16,897,957,044 RAC: 0 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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113695 is actually one of my hosts. You can still see the output of some failed CUDA65 and CUDA60 tasks too. This host had two GTX 670s (CUDA60), later a single GTX 980, and after that a single GTX980 Ti. I still have one of those GTX 670s as it got broken (stripes on the screen). 514770 is the same host, but with Linux. |
ServicEnginICSend message Joined: 24 Sep 10 Posts: 592 Credit: 11,972,186,510 RAC: 1,187 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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Before this information finally disappears, I found another interesting result from Viktor Svantner's 506552 host: As it can be seen, it is a 4 GPUs host. Old results format was useful for taking many interesting conclusions. - Being a 4 GPUs system, it has to be very well vented, as temperatures are not getting too high. - It is a multi GPU system, but at beginning of result it could be seen exactly at what GPU model the Work Unit was processed: GeForce GTX 1080 Ti. - It could be seen both device and memory clocks at the moment of starting WU. - Also at the end was reported an useful parameter Time per step that permitted quickly estimate the performance (lower is better). I mean: comparing 1.526 ms of this card with 1.226 ms of yours, it can be appreciated your performance increase due to both slightly higher device overclocking (1721MHz vs 1683MHz) and SWAN_SYNC on. New result format is missing this information, but I think it's worth it, since now both Linux and Windows systems and modern GPUs can contribute to Project, and from now it is not dependent on an eventually expiring license... |
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Send message Joined: 1 Jan 15 Posts: 1166 Credit: 12,260,898,501 RAC: 1 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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..it has to be very well vented, as temperatures are not getting too high well, anything beyond 70°C should probably be considered "high" |
Retvari ZoltanSend message Joined: 20 Jan 09 Posts: 2380 Credit: 16,897,957,044 RAC: 0 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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Being a 4 GPUs system, it has to be very well vented, as temperatures are not getting too high.This host either use PCIe risers to separate the cards to give adequate ventilation for air cooling, or it has liquid cooling. Judging by that the card temperatures don't change much while crunching, and the individual cards have increasing temperatures from one to the next (GPU 1->0->2->3), the (linked) liquid cooling is more likely. from now it is not dependent on an eventually expiring license...You wish, but actually there's no proof or indication of that. |
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Send message Joined: 26 Feb 14 Posts: 211 Credit: 4,496,324,562 RAC: 0 Level ![]() Scientific publications ![]() ![]() ![]() ![]() ![]() ![]() ![]()
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Being a 4 GPUs system, it has to be very well vented, as temperatures are not getting too high.This host either use PCIe risers to separate the cards to give adequate ventilation for air cooling, or it has liquid cooling. I'm going with risers. Liquid cooling should be lower. I run hybrids and they usually stay in the mid 50s to maybe low 60s during the summer. In winter, when the temp outside is near freezing, that temp will drop to high 40s to mid 50s. Of course you could just ask him in a PM how he has his system set up. |
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Send message Joined: 2 Jul 16 Posts: 338 Credit: 7,987,341,558 RAC: 213 Level ![]() Scientific publications ![]() ![]() ![]() ![]()
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I'd rather guess the Power Limit has been cut. That's a low clock speed. |
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