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Search: Posts Made By: clarke
Forum: GPU Computing 2019-01-09, 20:53
Replies: 1,668
Views: 215,670
Posted By clarke
Do you fill worktodo.txt with PrimeNet...

Do you fill worktodo.txt with PrimeNet assignments manually?
Is there a way to automate it including results reporting?
Forum: GpuOwl 2019-01-09, 19:44
Replies: 2,706
Views: 254,358
Posted By clarke
Yep, thank you, mfakto works well. I'll try to...

Yep, thank you, mfakto works well. I'll try to figure out if different 15.7.1/15.11.1 OpenCL releases make a difference for gpuowl for now.
Forum: GpuOwl 2019-01-09, 04:58
Replies: 2,706
Views: 254,358
Posted By clarke
Your setup is RX5xx OpenCL 2.0. Indeed, something...

Your setup is RX5xx OpenCL 2.0. Indeed, something is wrong at my end:

gpuOwL v1.9- GPU Mersenne primality checker
AMD Radeon HD 5800 Series 20 @1:0.0, Cypress 850MHz
OpenCL compilation error...
Forum: GpuOwl 2019-01-08, 23:03
Replies: 2,706
Views: 254,358
Posted By clarke
Unfortunately, it seems like there is no OpenCL...

Unfortunately, it seems like there is no OpenCL 2.0 for pre-GCN AMD cards.


Agreed, that card is very old and power-hungry (; but I'm not ready to upgrade it.
Yep, I've tried each and every...
Forum: GpuOwl 2019-01-08, 06:10
Replies: 2,706
Views: 254,358
Posted By clarke
gpuowl for OpenCL 1.2 binary

Hi kriesel and preda,
May I ask you to compile gpuowl for OpenCL 1.2 that supposed to run on Windows 10 1803 x64 with latest AMD OpenCL 15.7.1/15.11.1 driver for 5870 which doesn't support OpenCL...
Forum: Software 2016-12-06, 07:58
Replies: 182
Views: 37,641
Posted By clarke
Could that become a problem in Prime95?

If the linker chooses the copy of the inline function that was compiled without AVX then your code will run everywhere but will run more slowly, because it is switching back and forth between AVX and...
Forum: Software 2016-11-30, 09:17
Replies: 182
Views: 37,641
Posted By clarke
Tested 28.10 x86 for 43 hours - no Rounding error...

Tested 28.10 x86 for 43 hours - no Rounding error which appears in 28.9 after 24-26 hours of test on the same computer.
Forum: Software 2016-09-28, 13:31
Replies: 182
Views: 37,641
Posted By clarke
Yes, 28.9 test is failing, but the work is still...

Yes, 28.9 test is failing, but the work is still done correctly.
Believe me I'd anticipated that not many people are still running Prime95 on such antique computers, but 28.9 is the version that...
Forum: Software 2016-09-28, 11:05
Replies: 182
Views: 37,641
Posted By clarke
28.9 test to fail on Core2Duo

I'm sorry to bother everybody again, but I've run the test at 2 additional Core2Duo computers x86 and x64 and different Windows versions (XP, 7, 10).
They all failed after 24-36 hours of tests in...
Forum: Software 2016-09-08, 08:01
Replies: 182
Views: 37,641
Posted By clarke
Replace is not available unfortunately. I've...

Replace is not available unfortunately. I've cleaned and dedusted the box including RAM module connections. RAM is not oveclocked only overvoltaged slighlty to 1,65 V. Btw, RAM is 2x2GB 1600 MHz...
Forum: Software 2016-09-07, 07:56
Replies: 182
Views: 37,641
Posted By clarke
different exceptions

I've got 28.9.1 being crashing while testing with -t at different offsets and exceptions on Sep 6:

Faulting application name: prime95.exe, version: 28.9.1.0, time stamp: 0x56faefd7
Faulting...
Forum: Software 2016-07-27, 09:01
Replies: 106
Views: 11,521
Posted By clarke
Had to remove and clean AMD HD5000 video adapter...

Had to remove and clean AMD HD5000 video adapter driver, different antivirus vendor leftovers and many inactive devices
set DEVMGR_SHOW_NONPRESENT_DEVICES=1
devmgmt.msc
to get Windows 7 to Windows...
Forum: Software 2015-03-21, 19:55
Replies: 7
Views: 1,297
Posted By clarke
You can't boot Chromebook from a USB drive...

You can't boot Chromebook from a USB drive without switching it into dev mode first. Switching is accompanied with powerwash. Though all the user profile data is stored at Google and restored back...
Forum: Software 2014-12-08, 15:20
Replies: 15
Views: 4,182
Posted By clarke
Skylake AVX-512

Will Prime95 benefit greatly from the AVX-512 in the coming in 2015 Skylake processors?
Forum: Software 2012-12-06, 18:25
Replies: 295
Views: 114,251
Posted By clarke
26.6 and 27.7 x64 torture test difference

I'm using x64 versions of Prime95. There is difference in torture test memory consumption between 26.6 and 27.7.
Sometimes on 4GB Windows 7 x64 SP1 (without any updates, high perf profile) 26.6 can...
Forum: Software 2012-07-08, 07:21
Replies: 4
Views: 943
Posted By clarke
I quite agree with the idea, at least notify the...

I quite agree with the idea, at least notify the user about gainings or losses depending on HT on/off when computation starts. Probably, that notification could be generated by the server based on...
Forum: Software 2012-01-21, 22:04
Replies: 181
Views: 206,816
Posted By clarke
sFFT: Sparse Fast Fourier Transform

George, let me ask you question on the topic which I'm incompetent in. Does recent research on Sparse Fast Fourier Transform algorithm by MIT make any sense for Prime95?...
Forum: Software 2011-10-24, 21:40
Replies: 6
Views: 1,635
Posted By clarke
Thanks guys! I should have thought of exponents...

Thanks guys! I should have thought of exponents not days when after two days I saw that counter have't changed :) It's interesting how long it takes double-checking of the next exponent
Forum: Software 2011-10-24, 18:47
Replies: 6
Views: 1,635
Posted By clarke
GIMPS Milestones

There are these nearest milestones as of October 24, 2011:

I guess something great will happen soon - proving M(24036583) is the 41st Mersenne Prime: 2. But what does "2" mean? Days or what?
Is...
Forum: Software 2011-07-01, 18:06
Replies: 181
Views: 206,816
Posted By clarke
Yep, for 2.700MHz processor I have similar id ...

Yep, for 2.700MHz processor I have similar id
AMD Athlon(tm) 7750 Dual-Core Processor
CPU speed: 8736.40 MHz, 2 cores
CPU features: Prefetch, 3DNow!, MMX, SSE, SSE2
L1 cache size: 64 KB
L2 cache...
Forum: Software 2011-04-27, 10:33
Replies: 181
Views: 206,816
Posted By clarke
Minor bug report: when prime95.exe has green icon...

Minor bug report: when prime95.exe has green icon in notification area restarting explorer.exe makes it red.
Forum: Software 2011-04-12, 20:31
Replies: 181
Views: 206,816
Posted By clarke
CPU speed detection

WOW! 7940MHz is way too fast for my Athlon 7750 :)
Forum: Software 2011-04-02, 07:39
Replies: 9
Views: 1,736
Posted By clarke
It'll take some to setup x64 computer. Does...

It'll take some to setup x64 computer. Does Windows 7 x64 enough?
Forum: Software 2011-03-30, 04:22
Replies: 175
Views: 35,310
Posted By clarke
Can I help you with Celeron benchmarks? Some...

Can I help you with Celeron benchmarks? Some quite old Celeron Conroe-L 512k, Willamette-128, Northwood-128, Celeron D Prescott-256 s478/775, Tualatin-256, Coppermine-128 are still running around.
Forum: Software 2011-03-23, 05:35
Replies: 175
Views: 35,310
Posted By clarke
Prime95 26.5 on Celeron D340 2.9GHz (256k L2)...

Prime95 26.5 on Celeron D340 2.9GHz (256k L2) throws error after passing 960k blend self-test:
[Work thread Mar 22 20:42] Self-test 960K passed!
[Work thread Mar 22 20:42] Cannot initialize FFT...
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