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Search: Posts Made By: JCoveiro
Forum: Hardware 2022-01-14, 17:30
Replies: 862
Views: 188,377
Posted By JCoveiro
Forum: Hardware 2022-01-14, 09:41
Replies: 27
Views: 6,870
Posted By JCoveiro
3990x

Posted some benchmarks on: Perpetual benchmark thread...
Forum: Hardware 2022-01-14, 09:30
Replies: 862
Views: 188,377
Posted By JCoveiro
3990X (PBO disabled)

64 cores, 8 workers | win11 pro

AMD Ryzen Threadripper 3990X 64-Core Processor
CPU speed: 4217.15 MHz, 64 hyperthreaded cores
CPU features: 3DNow! Prefetch, SSE, SSE2, SSE4, AVX, AVX2, FMA
L1...
Forum: Hardware 2022-01-13, 16:19
Replies: 27
Views: 6,870
Posted By JCoveiro
True. I've been testing and 8 workers gives...

True.
I've been testing and 8 workers gives the best timings.
Also in Linux seems faster. Currently I'm using Win11 Pro.
Forum: Hardware 2022-01-13, 00:23
Replies: 27
Views: 6,870
Posted By JCoveiro
AMD 3990x + AMD RX 6900XT

Hi people.

Just made a new build today: 3990x + RX 6900XT
Still tuning the system and doing some experiments.
If you want I can run some tests and benchmarks.

Thanks,
Jorge Coveiro.
Forum: Software 2021-10-07, 17:07
Replies: 178
Sticky: Prime95 30.7
Views: 19,014
Posted By JCoveiro
[UPDATE]: Performance bad again on a restart,...

[UPDATE]: Performance bad again on a restart, around 5,750ms/iter
Forum: Software 2021-10-07, 16:49
Replies: 178
Sticky: Prime95 30.7
Views: 19,014
Posted By JCoveiro
Build 3 solved partially my windows11pro...

Build 3 solved partially my windows11pro performance issues.

But it is still slower when I stop and restart Prime95.

If I do a fresh boot up of my machine it gives around 2,850ms/iter.
But if...
Forum: Marin's Mersenne-aries 2021-09-29, 09:45
Replies: 136
Views: 12,210
Posted By JCoveiro
Hi people. Which exponents are left to...

Hi people.

Which exponents are left to verify M48?

I can help in double-checking.
Forum: JCoveiro 2020-02-05, 18:51
Replies: 12
Views: 19,315
Posted By JCoveiro
Thumbs up :chalsall::tu:

:chalsall::tu:
Forum: Teams 2020-02-05, 15:45
Replies: 2
Views: 11,960
Posted By JCoveiro
Any active Team?

Is there any 'active' Team?
I would like to join one.
Forum: No Prime Left Behind 2020-02-05, 15:29
Replies: 291
Views: 57,869
Posted By JCoveiro
Hi AMDave! These "teams" are for researching...

Hi AMDave!

These "teams" are for researching only Mersenne Primes?
Or also other kinds of primes?!
Forum: Lounge 2020-02-05, 10:58
Replies: 4
Views: 1,314
Posted By JCoveiro
Telegram is a new way of chat. I don't want to...

Telegram is a new way of chat. I don't want to split anything. Just trying to help.
Forum: Lounge 2020-02-05, 01:48
Replies: 4
Views: 1,314
Posted By JCoveiro
Sorry, I posted in the wrong section. Thanks!

Sorry, I posted in the wrong section.

Thanks!
Forum: Lounge 2020-02-05, 01:15
Replies: 4
Views: 1,314
Posted By JCoveiro
Smile New GIMPS Chat at Telegram

Hi ppl!

So I decided to make a GIMPS channel at Telegram.
You are all welcome to join the channel and share ideas.

Here is the chat link: https://t.me/gimps

Let's chat!

Thanks!
Forum: Cloud Computing 2020-02-03, 16:39
Replies: 1,184
Views: 140,266
Posted By JCoveiro
Smile Tesla P100-PCIE-16GB

Hi ppl!!

Last night I was running gpuowl on a Tesla-T4 (Google Colab).
But it seems it disconnected this morning. It was running at 6072 us/it.

Now I reconnected again and restarted the job...
Forum: Cloud Computing 2020-02-03, 01:08
Replies: 19
Views: 10,358
Posted By JCoveiro
Thumbs up Hey! Nice topic! Paying for PRP tests! Any update...

Hey! Nice topic! Paying for PRP tests! Any update on this project?
Forum: GpuOwl 2020-02-02, 20:43
Replies: 2,751
Views: 330,854
Posted By JCoveiro
Yes. It runs without -use options. I was just...

Yes. It runs without -use options.
I was just testing the "optimized settings" for Nvidia cards, but it seems that I can't use WORKINGOUT4.

Going to test again and publish the results for the...
Forum: JCoveiro 2020-02-02, 19:56
Replies: 12
Views: 19,315
Posted By JCoveiro
Thumbs up I'm currently running just with PBO activated to...

I'm currently running just with PBO activated to keep the temps lower. It's not as fast as "Manual overclocking", but keeps the cpu under good temps. I also have memory and fabric overclock, because...
Forum: JCoveiro 2020-02-02, 17:41
Replies: 12
Views: 19,315
Posted By JCoveiro
Benchmark Updated

Benchmark Updated with "Manual Overclocking".
Forum: Hardware 2020-02-02, 17:38
Replies: 862
Views: 188,377
Posted By JCoveiro
AMD Ryzen9 3950X 16-Core - UPDATE!

I also decided to test with "manual overclocking".

Manual Overclocking - 4.2GHz@1.25v + Memory Overclock: 1800 + Fabric Overclock: 1800 + RamCache III

Here are the benchmarks:
...
Forum: JCoveiro 2020-02-02, 14:45
Replies: 12
Views: 19,315
Posted By JCoveiro
Ok. So, what watercooler do you recommend? and...

Ok. So, what watercooler do you recommend? and model?
I like Corsair Series, but are there better ones?

I also applied Thermal Grizzly Kryonaut for the cpu, to keep it cool.
Maybe with...
Forum: GpuOwl 2020-02-02, 01:41
Replies: 2,751
Views: 330,854
Posted By JCoveiro
Exclamation Bug#2

I have found another bug, while trying to test M47 (a lower exponent).

2020-02-02 01:36:38 gpuowl v6.11-134-g1e0ce1d
2020-02-02 01:36:38 Note: not found 'config.txt'
2020-02-02 01:36:38 config:...
Forum: GpuOwl 2020-02-02, 00:58
Replies: 2,751
Views: 330,854
Posted By JCoveiro
Exclamation Bug!!!

Thanks!

But first, just want to say that there is a bug on the program.

I'm using gpuowl v6.11-134-g1e0ce1d.

#####################################

Running the batch outputs the following...
Forum: GpuOwl 2020-02-01, 22:52
Replies: 2,751
Views: 330,854
Posted By JCoveiro
Thanks for the answers! Well... AMD 5700 XT...

Thanks for the answers!

Well... AMD 5700 XT is alot cheaper than the Radeon VII.
They're almost half-price of the Radeon VII.
Also 3000us/it for the 5700 XT is still good, but 1000us/it for the...
Forum: GpuOwl 2020-02-01, 22:36
Replies: 2,751
Views: 330,854
Posted By JCoveiro
The prices of the Radeon VII are still high in...

The prices of the Radeon VII are still high in here. It's around 800€ each.
But I think they're a good investment anyway (for this kind of project).
I hope they move down a bit more, since AMD...
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