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Search: Posts Made By: Cubox
Forum: Information & Answers 2022-09-22, 06:47
Replies: 1
Views: 386
Posted By Cubox
Dropped CPUs trying to merge them

While trying to merge two CPU that were duplicates (upgraded CPU), I checked the box left of "Drop the selected CPUs", then clicked "merge checked CPUs", and instead of merging them, it dropped them....
Forum: GPU Computing 2019-03-25, 15:07
Replies: 753
Views: 142,958
Posted By Cubox
Added CC 3.0 and 3.5 to latest build (same URL) ...

Added CC 3.0 and 3.5 to latest build (same URL)

Flags are:
compute_30,sm_30
compute_35,sm_35
compute_50,sm_50
compute_52,sm_52
compute_60,sm_60
compute_61,sm_61
compute_70,sm_70
Forum: GPU Computing 2019-03-23, 21:31
Replies: 753
Views: 142,958
Posted By Cubox
Rebuild the binary (same URL) with those CCs: ...

Rebuild the binary (same URL) with those CCs:
-gencode=arch=compute_50,code=sm_50
-gencode=arch=compute_52,code=sm_52
-gencode=arch=compute_60,code=sm_60
...
Forum: GPU Computing 2019-03-23, 19:17
Replies: 753
Views: 142,958
Posted By Cubox
The links I give with links to builds can become...

The links I give with links to builds can become dead links at any time.

Here is my latest build, using CUDA 10.1, with all compute capabilities from 3.0 to 7.1 (used the list kriesel took from...
Forum: GPU Computing 2019-03-23, 18:50
Replies: 753
Views: 142,958
Posted By Cubox
I thought you could only have one CC level per...

I thought you could only have one CC level per binary. I'll try multiples. I was going to make one binary for each CC level...

If I make Cuda8 work, what I can do one binary that will cover...
Forum: GPU Computing 2019-03-23, 04:56
Replies: 753
Views: 142,958
Posted By Cubox
The CUDA compiler refuses to make any binary...

The CUDA compiler refuses to make any binary under CC3.0, so 2.0 is not possible without getting an earlier CUDA SDK version.

Here is a binary for 3.0:...
Forum: GPU Computing 2019-03-23, 04:40
Replies: 753
Views: 142,958
Posted By Cubox
I am seeing big gains on speed between my binary...

I am seeing big gains on speed between my binary compiled for 6.1 compute capability, versus the binary from GitHub, which is compiled for 3.5 compute capability:

Iteration 5000 M61408363,...
Forum: GPU Computing 2019-03-23, 04:22
Replies: 753
Views: 142,958
Posted By Cubox
Build successful! ...

Build successful!

https://cubox.me/files/gimps/CUDAPm1-23032019.zip

With Cuda 10.1 which is higher than the release binary on Github I think.

I'll see about compute capabilities
Forum: GPU Computing 2019-03-23, 03:33
Replies: 753
Views: 142,958
Posted By Cubox
I'm still working on having the project build,...

I'm still working on having the project build, but close.

In the meantime, is it OK to ask some (sometimes basic) questions about P-1 and how it is implemented for GIMPS?
It's not directly...
Forum: GPU Computing 2019-03-17, 21:37
Replies: 753
Views: 142,958
Posted By Cubox
I have not identified any code at all yet, but I...

I have not identified any code at all yet, but I am willing to go and check if I can find any.
I will obviously not remove anything before making sure it is not necessary.



Windows, latest...
Forum: GPU Computing 2019-03-17, 20:22
Replies: 753
Views: 142,958
Posted By Cubox
Also, the binary won't run without the cudart and...

Also, the binary won't run without the cudart and cufft DLLs present. Won't even give any error message on the command line.

If nothing can be done to print an error (if Windows won't start the...
Forum: GPU Computing 2019-03-17, 17:01
Replies: 753
Views: 142,958
Posted By Cubox
Noted. Would it be OK to try to rearrange...

Noted.

Would it be OK to try to rearrange the source code a bit?
Right now the main .cu file is huge and difficult to navigate, I'd like to clean up a bit.
Moving "math" functions into separate...
Forum: GPU Computing 2019-03-17, 04:15
Replies: 753
Views: 142,958
Posted By Cubox
Checking the source very quickly I see this:...

Checking the source very quickly I see this: https://github.com/ah42/cuda-p1/blob/ffe52b53c3c2955f1750574e62d80eba3ed6d455/CUDAPm1.cu#L2635

This is the kind of rusting I can find fun to polish
Forum: GPU Computing 2019-03-17, 04:03
Replies: 753
Views: 142,958
Posted By Cubox
Sorry, studies kept me busy and I completely...

Sorry, studies kept me busy and I completely forgot the project.
I might give it a try again, but no promises.

Any areas that need a look, that I can start into? Something I can't really break if...
Forum: GPU Computing 2018-03-06, 03:47
Replies: 753
Views: 142,958
Posted By Cubox
I am good with C, kinda good with C++, used to...

I am good with C, kinda good with C++, used to work on Linux and OSX, not Windows.
I know all about posting source on Github.

I'll try to go compile the latest CUDALucas. I will keep you updated,...
Forum: GPU Computing 2018-03-04, 21:19
Replies: 753
Views: 142,958
Posted By Cubox
The CUDAp-1 software mentionned in your list of...

The CUDAp-1 software mentionned in your list of mersenne hunting software pdf (very useful for newcomers!) states Jan 2016 as 'Approx date' for CUDAp-1.
...
Forum: GPU Computing 2018-03-04, 21:14
Replies: 753
Views: 142,958
Posted By Cubox
I saw those, and do not wish to use them. I would...

I saw those, and do not wish to use them. I would like to ensure the software I run is updated. This is why I am asking here about updates to this code.



MSI GTX 1070 8G

I am running...
Forum: GPU Computing 2018-03-04, 01:59
Replies: 753
Views: 142,958
Posted By Cubox
Hi kriesel, I am interested in running p-1...

Hi kriesel,

I am interested in running p-1 tests with my GPU, however finding information about cudap-1 is difficult.
Is there a place with updated code? The only one I can find is the one from...
Forum: Software 2018-02-04, 15:09
Replies: 10
Views: 2,467
Posted By Cubox
Same issue with mfaktc...

Same issue with mfaktc...
Forum: Software 2018-02-03, 03:33
Replies: 10
Views: 2,467
Posted By Cubox
After removing my overclock, I realised that the...

After removing my overclock, I realised that the Clock speed the GPU is stuck is the same as an stock non overclocked, non Turbo boosting 1070 MSI GAMING X (my card).

The issue is definitely about...
Forum: Software 2018-02-02, 08:05
Replies: 10
Views: 2,467
Posted By Cubox
I installed the utility nvdia-smi, in order to...

I installed the utility nvdia-smi, in order to get all kind of data for the GPU.
I saw no modification for the following fields between "full speed/chrome opened" and "reduced clock"

...
Forum: Software 2018-02-02, 07:14
Replies: 10
Views: 2,467
Posted By Cubox
Tried that, and indeed disabling hardware...

Tried that, and indeed disabling hardware acceleration will keep my GPU at "reduced" clock/voltage speeds.
I am guessing that only CUDALucas is not making the card push as much as it can. I'm...
Forum: Software 2018-02-02, 02:53
Replies: 10
Views: 2,467
Posted By Cubox
Here are screenshots of MSI Afterburner, one with...

Here are screenshots of MSI Afterburner, one with chrome closed, and one with chrome opened.
The second screenshot includes CUDALucas output, and various graphs showing the difference in the GPU...
Forum: Software 2018-02-02, 01:45
Replies: 10
Views: 2,467
Posted By Cubox
I have included here a screenshot proving that my...

I have included here a screenshot proving that my overclock is indeed stable.
Only the manual testing lines are relevant.
Forum: Software 2018-02-02, 01:41
Replies: 10
Views: 2,467
Posted By Cubox
I am aware of the difference between SP and DP,...

I am aware of the difference between SP and DP, it's a GTX 1070.
Thing is that when the card is going at the higher clock, the time per iteration changes on CUDALucas.
See the screenshot included...
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