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Search: Posts Made By: Axelsson
Forum: GPU to 72 2014-05-18, 11:17
Replies: 5,047
Views: 229,557
Posted By Axelsson
Living in Sweden with a large part hydroelectric...

Living in Sweden with a large part hydroelectric power and nuclear power gives me a price of 43 öre/kWh, circa 4.5 euro cent or 6,15 Us cent.
I also have to pay a fix price for my connection to the...
Forum: GPU to 72 2014-04-23, 04:25
Replies: 5,047
Views: 229,557
Posted By Axelsson
If I understood my friend correct there is a...

If I understood my friend correct there is a top-like display that records the accumulated number of errors locally on the miner. It is used for trimming the maximum amount of overclocking a GPU can...
Forum: GPU to 72 2014-04-23, 01:54
Replies: 5,047
Views: 229,557
Posted By Axelsson
No, I even took it down from 800 MHz core to 500...

No, I even took it down from 800 MHz core to 500 MHz core clock and no difference.
Funny thing is that a friend played around with it bitcoin mining and it worked flawlessly over the weekend at...
Forum: GPU to 72 2014-04-22, 23:31
Replies: 5,047
Views: 229,557
Posted By Axelsson
Iffy GPU

I'm bringing up two second hand cards I just got my hands on, two Radeon 6950. One is running just fine but the other one have some random hardware errors and are failing circa 1% of the tests in the...
Forum: GPU Computing 2014-04-18, 04:09
Replies: 1,636
Views: 149,107
Posted By Axelsson
Is there any practical difference in the results...

Is there any practical difference in the results from the pre4 version to the release? I discovered that I left the pre4 version running assignments for a couple of days. If needed I'll just rerun...
Forum: GPU Computing 2014-04-11, 01:42
Replies: 1,636
Views: 149,107
Posted By Axelsson
New test, now on an AMD Radeon HD 6950 and under...

New test, now on an AMD Radeon HD 6950 and under Linux (Linux version 3.2.0-4-686-pae Debian 3.2.54-2)

OpenCL device info
name Cayman (Advanced Micro Devices, Inc.)
...
Forum: GPU Computing 2014-04-04, 03:15
Replies: 1,636
Views: 149,107
Posted By Axelsson
I've tested on my AMD Radeon HD 6970 OpenCL...

I've tested on my AMD Radeon HD 6970

OpenCL device info
name Cayman (Advanced Micro Devices, Inc.)
device (driver) version OpenCL 1.2 AMD-APP (1124.2) (1124.2 (VM))
...
Forum: PrimeNet 2014-03-14, 10:46
Replies: 1,977
Views: 142,660
Posted By Axelsson
Same here, with the exception that when...

Same here, with the exception that when submitting the results file I got 0 counts on every result line. I'm keeping the results file and send it in later.

And in the page header I got these two...
Forum: GPU to 72 2014-01-30, 18:11
Replies: 5,047
Views: 229,557
Posted By Axelsson
TheMawn, that probably explains it, I got the...

TheMawn, that probably explains it, I got the tail end of factors from someone that accidentally deleted a bunch of factors after a timeout during reporting.:bow:

The ten factors I found was from...
Forum: GPU to 72 2014-01-28, 21:50
Replies: 5,047
Views: 229,557
Posted By Axelsson
What is the odds for ten consecutive...

What is the odds for ten consecutive factorisations? I had the pleasure of experience it once when running the smallest unreserved candidates in 87M... :fusion:

Manual testing 87159607 F...
Forum: GPU to 72 2013-12-15, 08:56
Replies: 221
Views: 9,356
Posted By Axelsson
You are making one logical mistake, you forget...

You are making one logical mistake, you forget about the lower ranges and growth of GIMPS.
Any one completing an assignment in a range below 50M needs a new assignment from the 60-69M range so you...
Forum: GPU Computing 2013-11-23, 15:19
Replies: 294
Views: 15,080
Posted By Axelsson
You are way south compared to me! I'm at 63° 50'...

You are way south compared to me! I'm at 63° 50' North. -13 °C this morning and the lake at the cabin was frosen solid with a 10 cm thick crystal clear ice sheet. Tomorrow it will probably rain...
...
Forum: GPU to 72 2013-11-01, 09:19
Replies: 143
Views: 8,707
Posted By Axelsson
On a similar note, I have two stuck assignments...

On a similar note, I have two stuck assignments that Spidey seems to be blind for.
http://www.mersenne.org/report_exponent/?exp_lo=30970483
http://www.mersenne.org/report_exponent/?exp_lo=30970501...
Forum: GPU to 72 2013-09-21, 15:18
Replies: 5,047
Views: 229,557
Posted By Axelsson
I just got a permission for time travel, I sent...

I just got a permission for time travel, I sent it to myself in two weeks when I will fetch a Datapoint 2200. Is there a prime95 port for it or could I only run factoring work on it? With 8K of...
Forum: GPU Computing 2013-07-07, 02:59
Replies: 1,636
Views: 149,107
Posted By Axelsson
I'm trying, but mfakto runs so stable and fast...

I'm trying, but mfakto runs so stable and fast now. My production went up with 50% with the new software. :tu:

It's a bit slow on lower bitlevels (2^66), runs really fast on double check...
Forum: GPU Computing 2013-07-05, 23:47
Replies: 1,636
Views: 149,107
Posted By Axelsson
Even at a probability of 1 in 256 (worst case) to...

Even at a probability of 1 in 256 (worst case) to retest these factors is not worth the time.

I'm going to make a simplification and assume mfakto/mfaktc was used to raise the factoring limit one...
Forum: Lone Mersenne Hunters 2013-06-14, 20:23
Replies: 1,658
Views: 138,175
Posted By Axelsson
Finally I found a factor worth mentioning. ...

Finally I found a factor worth mentioning.

P-1 found a factor in stage #2, B1=900000, B2=18675000.
UID: Axelsson/Sheep, M61837247 has a factor: 75632258275165820527461039919
...
Forum: GPU Computing 2013-06-04, 09:20
Replies: 1,636
Views: 149,107
Posted By Axelsson
I found a small bugg.... :cool: got...

I found a small bugg.... :cool:


got assignment: exp=33732341 bit_min=70 bit_max=71 (7.09 GHz-days)
Starting trial factoring M33732341 from 2^70 to 2^71 (7.09GHz-days)
Using GPU kernel...
Forum: GPU Computing 2013-05-25, 20:41
Replies: 1,636
Views: 149,107
Posted By Axelsson
How could you do that to me! Release a new...

How could you do that to me! Release a new wersion and calling it stable without letting me bash it for a while... :grin:

Anyhow, I have downloaded it and I ran the self test... look what i found!...
Forum: GPU Computing 2013-05-13, 22:43
Replies: 1,636
Views: 149,107
Posted By Axelsson
Great! There is nothing worse than a non...

Great! There is nothing worse than a non reproducible bug.

Just give me another beta and I'll break that one too! :boxer:

I just wish some moderator would add that description to my user,...
Forum: GPU Computing 2013-05-10, 07:05
Replies: 1,636
Views: 149,107
Posted By Axelsson
By the way, I'm still on Catalyst 12.10 ...

By the way, I'm still on Catalyst 12.10

Runtime options
Inifile mfakto.ini
Verbosity 1
SieveOnGPU yes
GPUSievePrimes 82486
...
Forum: GPU Computing 2013-05-10, 06:58
Replies: 1,636
Views: 149,107
Posted By Axelsson
The 0.13pre4 is a lot faster on small numbers, I...

The 0.13pre4 is a lot faster on small numbers, I got up to 260 GHzdays/day on numbers just above two millions, even found two new factors that I have reported. :smile:

But then I ran the -st2...
Forum: GPU Computing 2013-04-27, 10:06
Replies: 1,636
Views: 149,107
Posted By Axelsson
Then I'll just try to wait patiently for the next...

Then I'll just try to wait patiently for the next beta. :sleep:
Forum: GPU Computing 2013-04-26, 20:43
Replies: 1,636
Views: 149,107
Posted By Axelsson
Hmmmm... interesting 93.2% | 0m28s | ...

Hmmmm... interesting

93.2% | 0m28s | 48.74 | 0.429s | 37.75M | 87.99M/s | 1000 | 39.62%
93.3% | 0m31s | 42.67 | 0.490s | 37.75M | 77.04M/s | 1000 | 49.82%
93.4% | 0m31s...
Forum: GPU Computing 2013-04-18, 11:56
Replies: 1,636
Views: 149,107
Posted By Axelsson
Great, that made it! I'm getting 80 GHz-days/day...

Great, that made it! I'm getting 80 GHz-days/day from it while running four old mfakto processes simultaneously (they manages to deliver 60-70 GHz-days/day together) and the new process only takes...
Showing results 1 to 25 of 42

 
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