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1701  Alternate cryptocurrencies / Mining (Altcoins) / Re: Antminer L3 - 250mh - 400watt Scrypt miner coming soon on: January 20, 2017, 07:57:59 PM
So seems like my deal will go through with them, but they wont be able to send out my shipment until the first week of feb. As soon as I have the final numbers per unit and the freight shipping cost from them ill open up another thread for a group buy-in. It will most likely be conducted in a similar fashion to my USB scrypt stick pre order (except you wont have to wait months for these Wink. All BTC will be pooled in a public address that I will send directly to bitmain, they'll pallet drop ship all the units to me in NY, and ill simply slap a shipment label on them and send them out to you guys.

I know some of you guys have PMed me already, but ill start putting a serious list together with the number of units you guys are interested in so if you haven't already shoot me a PM with the number you want (figure around $1600 each unit).

Seems you are quite knowledgeable on those units, have you already calculated ROI with increasing difficulties & stuff and can give us an approximation of the true ROI ? i find it hard to calculate for ASIC based miners, i use this calc : https://bitcoinwisdom.com/litecoin/calculator, with 1% increased difficulty, but aside if you don't pay for electricity you don't seems to get ROI like ever and even it take 2+ years. So am i doing it wrong or is there some sort of secret to find those device to be profitable, like only doing alt-coin ? I was told this calc may not be accurate either. What do you think ?

Unfortunately I dont have the answer you are looking for, but I have been in the litecoin community since the GPU days, and what I do know is that litecoin has consistently been the most stable and profitable coin in all of crypto currencies. Other altcoins and have come and gone, they go through their spikes and dumps, and litecoin has always stayed in the sidelines returning the same profit day in/out.

Like others have mentioned its definitely the long game with litecoin. Yea you can be more profitable putting your money elsewhere right now, but in the long run I have made more gains with litecoin than any other crypto. The second main reason is im constrained by power capacity (have about 10kw dedicated to mining), and currently the L3 cant be matched by any other form of hardware in terms of $mined/watt, be it asic or GPU.

For example and S9 can put out 19 cents of revenue per month per watt, the most profitable GPU algo (zcash currently) 28 cents per watt, and the L3 is now at 34 cents per watt.

So you can see where the true value of scrypt mining lies...for the home miner that is constrained by power (both capacity and price), it cannot be beat. This is the reason I have always been a proponet of scrypt/litecoin for home miners (and is the reason I started my whole scrypt USB stick project...which I hope to continue with a new version on the current generation of scrypt asics). Of course all this comes with a trade off and thats with a higher upfront cost, which again is not for everyone.

So it again it comes down to your individual needs...are you a huge farm with massive capacity and low electricity price? Go with a Bitcoin miner...do you want quick ROI and high resell value go with GPU algos...are you a home miner with high electricity and want to play the long game? Go with L3. But dont make a decision based on a simple ROI calculator and do your research.
1702  Alternate cryptocurrencies / Mining (Altcoins) / Re: Antminer L3 - 250mh - 400watt Scrypt miner coming soon on: January 20, 2017, 06:28:16 AM
So seems like my deal will go through with them, but they wont be able to send out my shipment until the first week of feb. As soon as I have the final numbers per unit and the freight shipping cost from them ill open up another thread for a group buy-in. It will most likely be conducted in a similar fashion to my USB scrypt stick pre order (except you wont have to wait months for these Wink. All BTC will be pooled in a public address that I will send directly to bitmain, they'll pallet drop ship all the units to me in NY, and ill simply slap a shipment label on them and send them out to you guys.

I know some of you guys have PMed me already, but ill start putting a serious list together with the number of units you guys are interested in so if you haven't already shoot me a PM with the number you want (figure around $1600 each unit).
1703  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's ZCash AMD GPU Miner v11.1 (Windows/Linux) on: January 20, 2017, 06:11:58 AM
For all you unbelievables here are the results after 20 hours (look at the low rejection rate)

I also have a 7950 in another rig running at 285H/s

If you aren't getting these speeds, hack your memory straps, use 15.12 drivers, use windows 7.

The other 2 slower Tahitis are 1000mhz core clock because they are the crap Gigabyte windforce and overheat easily so I can't run them at 1100mhz, however chances are they would run at 330h/s under 1200mhz.

So the hashrate is clearly linked to engine core clock speed.

However for them to run at 1200Mhz you would need to run at stock voltage or overvolt and your power consumption would be in the Scrypt Litecoin power consumption terrority. I am talking about 300-350Watt per GPU at the wall. Not worth the extra speed boost.

Especially since the Gigabyte Windforce 7950/7970 were known to catch fire during the litecoin days.



Even at 1100 your crazy...that must be what in the 250 watt territory? I run my Tahiti's at 975 to keep them under 160 watts @ 270s/s. Don't think the extra 10-20S are worth the 50-100 watts per card. 
1704  Alternate cryptocurrencies / Mining (Altcoins) / Re: TRULY Custom RAM Timings for GPU's with GDDR5 on: January 20, 2017, 06:03:22 AM
Wolf commented in a thread several weeks ago that he has made fully-custom straps.


He may have, I do not know.  I know of a few people that have made custom straps by changing out various HEX values and have gotten a boost.  I think those results will be less than if someone is changing all 16-20 values.  I did a fair amount of RAM tuning when I was overclocking with DI/LN2 and changing one number can impact the other values significantly.

Yes he has...I told him how to do it Wink
1705  Alternate cryptocurrencies / Mining (Altcoins) / Re: TRULY Custom RAM Timings for GPU's with GDDR5 on: January 19, 2017, 11:26:35 PM
Yes which is exactly what I posted in that thread...he just wanted to boast about something for whatever reason. I have decoded each timing value....took a shitton of work and trial and error. Its not the holy grail your looking for though...you might get an extra 5-10% tighter timings over just swapping lower straps.
1706  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 19, 2017, 12:17:02 AM

You would think with those Bios Editing skills and having figured out the timings they would be a lot faster  Huh

I am sure this would help-- I made the picture with your post in the background so you would know I am not bullshitting Grin

I would post a picture from the MemAdjustment tab but I do not want to give you the info to actually show you how to adjust ALL timings



You have AMD's internal bios editor and call that bios editing? haha guess a congratulations is in order for you sir.
1707  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 19, 2017, 12:08:03 AM

Not sure what's so special about that screenshot, your tonga's that are running so slow? Should at least do 190, easily..

If that would have been 10 x Ellesmere i would have said, ok, that's nice..

Still, if one goes down and your system freezes you have 9 other gpu's sitting there being super productive Wink

i honestly don't see the point.. but if that makes you happy, well, then i'm happy too!  Cool

I don't think its special, was responding to the other guy that apparently thinks all i say is bullshit and I don't have 10 GPUs running on a single system. And they are running that slow because all 10 are on a single 1200 watt PSU and under clocked :p And as soon as one goes down the system reboots so thats not an issue Wink
1708  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 18, 2017, 09:40:49 PM

Lol id love to know about my infamous bullshit claims.
Sure...im the entitled one haha


I am not sure but maybe the ones about building 10-12 GPU rigs or the one about figuring out the RAM timings on GPU's or ....

Unlike you I pay the fees because I do not write miners.  If I do not like one I move to another one.  Secondly, I do not post shit like you (unless it is warranted) and unlike you I REALLY do have the RAM timings and all the rest of the BIOS mapped out.   Grin



I included a little text file with a message for you in it.

haha and what makes you think that its bullshit and I have not done any of that? Guess you don't like my stance on open crypto and calling out devs that go against the founding principles of it, but that makes me the bullshitter and entitled one right? My history in crypto clearly speaks for itself, but here you go for laughs



oh and I appreciate you writing love notes for me...its sweet Smiley
1709  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 18, 2017, 06:28:13 PM
nice, now you are trying to tell the guy how to spend his money.
wtf world, wtf ?!

No, I'm telling him how to spend MY money, which I have regrettably chosen to share with him because I have no other choice if I want to remain profitable. So yes, with kilo hashes  free mining power he has from my rigs, I have every right to tell him how to spend my money.

He makes way over 1k USD PER DAY from all of us, so I don't think a 90USD card will hurt his bottom line Roll Eyes



What an assshole - I am pretty certain there are other miners you can use, I am also certain that when you use Optiminers miner you agree to the fee and therefore it is NOT your money anymore.

Lastly, you need to go make up some more shit to spew and make up some more of your infamous bullshit claims.  Stop acting like an entitled prick

Lol id love to know about my infamous bullshit claims. What I have to say about this subject does not make me an entitled prick. What happens when an open source community is taken over by greed is this exact thing...no I dont have to use his software but I have no choice but to do so, until awesome efforts like zawawa's open source miner catches up to hardware limitations and levels the playing field for everyone, and the little miners take in as much profits as the big farms and the system works as intended.

And no I also dont have anything against rewarding early devs for their optimization work ( I have supported both optiminer and claymore with dev fees since day 1 even though I could turn them off), I am a developer myself and get it (even though all my work is open source). What I do have issues with are ENTITLED devs that charge what is essentially a subscription fee to their software, charge ridiculous fees that eat into most of our profits using our power and hardware, then act like children when the people funding them ask for improvements and fixes to basic issues that a 10% miner should not have.

Sure...im the entitled one haha

You have every right to NOT use miners that charge a development fee. Their licence mentions explicitly that if you use the miner you accept the miners fee. The only reason why you still use Fee based miners is because you are too greedy to have a principled stand rejecting fee based miners, and do not support free miners with enough donations. Its people like you that think that others should work for free so your lazy ass can mine more efficiently. If that is not the DEFINITION of an entitled prick, I do not know what is.

You are new here and don't know much about the community so I wont bother responding to your naivety, but if you bothered looking me up you would know very well where my principles stand...if this post does not make it clear to you I don't know what else does:

https://bitcointalk.org/index.php?topic=1716584.msg17527667#msg17527667
1710  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 18, 2017, 02:07:19 AM
nice, now you are trying to tell the guy how to spend his money.
wtf world, wtf ?!

No, I'm telling him how to spend MY money, which I have regrettably chosen to share with him because I have no other choice if I want to remain profitable. So yes, with kilo hashes  free mining power he has from my rigs, I have every right to tell him how to spend my money.

He makes way over 1k USD PER DAY from all of us, so I don't think a 90USD card will hurt his bottom line Roll Eyes



What an assshole - I am pretty certain there are other miners you can use, I am also certain that when you use Optiminers miner you agree to the fee and therefore it is NOT your money anymore.

Lastly, you need to go make up some more shit to spew and make up some more of your infamous bullshit claims.  Stop acting like an entitled prick

Lol id love to know about my infamous bullshit claims. What I have to say about this subject does not make me an entitled prick. What happens when an open source community is taken over by greed is this exact thing...no I dont have to use his software but I have no choice but to do so, until awesome efforts like zawawa's open source miner catches up to hardware limitations and levels the playing field for everyone, and the little miners take in as much profits as the big farms and the system works as intended.

And no I also dont have anything against rewarding early devs for their optimization work ( I have supported both optiminer and claymore with dev fees since day 1 even though I could turn them off), I am a developer myself and get it (even though all my work is open source). What I do have issues with are ENTITLED devs that charge what is essentially a subscription fee to their software, charge ridiculous fees that eat into most of our profits using our power and hardware, then act like children when the people funding them ask for improvements and fixes to basic issues that a 10% miner should not have.

Sure...im the entitled one haha
1711  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.4.0 (GPU, Linux, AMD) on: January 17, 2017, 10:33:25 PM
nice, now you are trying to tell the guy how to spend his money.
wtf world, wtf ?!

No, I'm telling him how to spend MY money, which I have regrettably chosen to share with him because I have no other choice if I want to remain profitable. So yes, with kilo hashes  free mining power he has from my rigs, I have every right to tell him how to spend my money.

He makes way over 1k USD PER DAY from all of us, so I don't think a 90USD card will hurt his bottom line Roll Eyes

1712  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.3.0 (GPU, Linux, AMD) on: January 17, 2017, 10:20:07 PM
Are you going to fix the index out of range errors with the experimental kernel on tahiti cards?

AFAIK the index out of range errors only happen with nicehash, this does not depend on the kernel.

The experimental kernels seem generally to produce wrong solutions on the GCN1 cards like thaiti. That's why I called them experimental Wink I need to get hold of such a card to debug which can take some days.

Yes I said Tahiti card using your experimental kernel...you have made thousands of dollars with your fee...tahiti cards are sold for less than $100 these days.
1713  Alternate cryptocurrencies / Mining (Altcoins) / Re: Optiminer/Zcash v1.3.0 (GPU, Linux, AMD) on: January 17, 2017, 09:28:15 PM
I'm getting an "argument index out of range" error with v1.4 on a 290.  Works fine on 1.3.2.  Tried changing intensity values, taking out "experimental-kernel" but no luck.  Anyone else?

This is a problem with nicehash and v1.4. Use a different pool or run 1.3.2 on nicehash.

Will try to provide a fix.

The root of the problem is that nicehash sometimes uses extremely long extranonces . This violates some of the optimizations I made for v1.4.0 which causes this error (it should have printed a nice log message but there was a bug there which ended up in this cryptic message).

Are you going to fix the index out of range errors with the experimental kernel on tahiti cards?
1714  Alternate cryptocurrencies / Mining (Altcoins) / Re: Gateless Gate: zawawa's open-source Zcash miner (223 sol/s on RX 480) on: January 17, 2017, 01:59:25 AM
So Sir. Claymore seems to have given up at 260 sol/s on RX 480.
My experiments are going well, so this target is totally doable, methinks.

And if Optiminer is still taking a 10% dev fee then 265/.9 = 294 sols/s gross speed.


That seems like a real challenge for me.
I must admit that there is a little sadistic guilty pleasure in cutting down somebody else's big money tree, but I'm only a human...

Well he's so damn greedy and his dev fee so ridiculous you only need to reach 266 before everyone dumps his miner Wink

I just can't wait until both him and claymore learn their lessons the hard way. You don't get to to rip off and screw over the people in this OPEN SOURCE community, and bite the hand that feeds you and not get bitten in the ass eventually.

zawawa here is .1 btc for about the only noble open source miner dev efforts I have seen on here in a while...good to see there are still people on here that get what this whole movement is about  Grin https://btc.blockr.io/tx/info/e8a2a8f60c50b285e18ebb381bf1be57f629924449ffce10a12f5c9005937c74
1715  Alternate cryptocurrencies / Mining (Altcoins) / Re: Gateless Gate: zawawa's open-source Zcash miner (223 sol/s on RX 480) on: January 17, 2017, 12:51:33 AM
So Sir. Claymore seems to have given up at 260 sol/s on RX 480.
My experiments are going well, so this target is totally doable, methinks.

9 rounds takes ~1.2GB of external memory bandwidth when you use GDS for the row counters.  The Rx 480 has 256GB/s of theoretical bandwidth, but even with copied straps, you won't get much more than 200GB/s.  200/1.2 = 166.7 itterations per section, * 1.87 sols/i =~ 312 sols/s.  You'll probably have to experiment with SLC and/or GLC memory IO in order to get over 275 sols.


Keep up the good work guys...seems like Claymore has once again screwed over linux users, so I will keep donating here and hopefully we can all switch over to this open source miner soon.
1716  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's ZCash AMD GPU Miner v11.1 (Windows/Linux) on: January 16, 2017, 11:41:46 PM
v11.1:

- improved speed, about 365H/s on stock 390X, 385H/s on stock Nano, 260H/s on stock 280X, 260H/s on stock RX480.
- improved compatibility.
- some bug fixes and minor improvements.

NOTES:
1. It seems there is no way to get full speed on latest drivers for Fiji and Polaris cards, at least in Windows. So don't use latest drivers for Fury, use 15.12 or 16.3.2. Since old drivers don't support Polaris, there is no way to get full speed for these cards at all, at least in Windows.
2. Tonga - currently I cannot get enough speedup from assembler for this card so I did not include assembler kernel for this card.

Ok, so can you release the linux version that has no such limitations to what you can do with the asm, instead of continuing to develop for crap windows first?
1717  Alternate cryptocurrencies / Mining (Altcoins) / Re: Antminer L3 - 250mh - 400watt Scrypt miner coming soon on: January 16, 2017, 05:05:13 PM
Low diff has nothing to do with higher Hashrate, in fact you'll get a more accurate hahsrate average with lower diff. If anything you'll get higher "peaks" with higher diff shares.
1718  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's ZCash AMD GPU Miner v11.0 (Windows/Linux) on: January 14, 2017, 09:34:07 PM
I have 2 Rx480 and 1 Rx470

Working perfect with one card directly plugged into pcie x16 and 2 usb powered risers

Now I bought another Rx480 with usb riser

So my problem is with 4 cards plugged into Mother board PC (Win 10) does not boot...
Fans are spinning on all 4 cards
Anybody know why??

Maybe its because of PSU?
Its 750 Watt


I have to undervotlage my 4xRX480 4GB to run from a 1000W PSU. Really can't see how 750W would have a chance.

lol I run 8x RX470s from a 850 watt PSU Wink

Why do not you tell people how much you reduce the clock speed graphics cards? Grin

1150/1900 obviously custom bios undervolted etc. Still pulls 890 at the wall, but the point of my post is as long as you know how to balance rails and tune everything right there is no reason you can't run a PSU at its max capacity.
1719  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's ZCash AMD GPU Miner v11.0 (Windows/Linux) on: January 14, 2017, 06:39:18 PM
I have 2 Rx480 and 1 Rx470

Working perfect with one card directly plugged into pcie x16 and 2 usb powered risers

Now I bought another Rx480 with usb riser

So my problem is with 4 cards plugged into Mother board PC (Win 10) does not boot...
Fans are spinning on all 4 cards
Anybody know why??

Maybe its because of PSU?
Its 750 Watt


I have to undervotlage my 4xRX480 4GB to run from a 1000W PSU. Really can't see how 750W would have a chance.

lol I run 8x RX470s from a 850 watt PSU Wink
1720  Alternate cryptocurrencies / Mining (Altcoins) / Re: Antminer L3 - 250mh - 400watt Scrypt miner coming soon on: January 13, 2017, 06:42:18 PM
Negotiating with bitmain to get first dibs on their batch 2. Price will be cheaper than retail, and main thing is shipping will be cheap since I will get a pallet shipment. Ill pass savings on to you guys if there are enough in the US interested. Only downside is that the whole shipment will be delivered to NY, then I will have to ship each unit out from there to the rest of you (probably 10-20 additional if I ship ground...way better than the 100+ bitmain will charge per unit from china though).

You know bitmain does only 5% off on really large orders ?
something like 250+ machines

exactly

Yes I wouldnt be talking to them unless it was for quantity :p I have a separate project going on, and figured I could help you guys out with price as well between discount and shipping price savings.  
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