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Topic: Claymore's ZCash/BTG AMD GPU Miner v12.6 (Windows/Linux) - page 691. (Read 3839163 times)

sr. member
Activity: 410
Merit: 250
I'm getting about 50h/s using a r9 280 with 1100 GPU clock and 1500 mem clock on the -i 2 setting
donator
Activity: 1610
Merit: 1325
Miners developer
v2.1:

- added "-i" option for adjusting mining intensity and CPU usage.
- improved speed for high intensity mode ("-i 2"), about 60H/s on stock 390X, 50H/s on stock 280X.
- since nicehash cannot upgrade their ddos protection, now "-allpools 1" is required for this pool.

PS. OpenCL API uses CPU to wait response from GPU in high intensity mode so it's not easy to fix this issue completely, currently you can use "-i 0" option if you have low-end CPU.
newbie
Activity: 8
Merit: 0
Hello, i have a strange problem. In device manager i see all my 6 cards(rx480 8gb) but radeon detects only 5 and it mines with 5. Any idea? The card is working since it was mining without any problems before i preinstalled windows. I will appreciate any help. Thanks in advance.

Use DDU:

http://www.guru3d.com/files-details/display-driver-uninstaller-download.html

Uninstall drivers in safe mode.

Reinstall latest drivers (or 16.9.2, very good) making sure Windows detects all 6 cards before you do.

That same thing has happened to me too  Grin
I didt it and didnt work Sad any other suggestions? Is so strange cuz it detects it on device manager but radeon and miner do not. I tried with the latest driver but will also try with 16.9.2.
newbie
Activity: 41
Merit: 0
I doubt very much that V2.0 caused it, most likely you already had a hardware issue waiting to happen.
i dont know maybe..

shit happens- will get new gpus and welllla problem solved:)
i love claymore works:)
hero member
Activity: 682
Merit: 500
I doubt very much that V2.0 caused it, most likely you already had a hardware issue waiting to happen.
newbie
Activity: 41
Merit: 0
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!

Report a bug.

On a serious note, it was likely your PSU crapping out taking GPUs and CPU with it.

What type of PSU was this ? bronze gold or plat ?

PSU- EVGA SuperNOVA 1600W and 1300W.
I tried them, works fine on another rig! i will get new CPU 2 morrow and will se- but 2 gpu of 6 are dead!

That sucks its only happend to me one time, i usb riser overloaded and fried one of my cards so watch out for bad risers

i know- will cost me like 10 000 norwegian krone:O very sad day- take 2month to get the money back:S
always worked fine for many mothns no problem- use v2.0 and here we go- killed the rig.

Smiley
newbie
Activity: 15
Merit: 0
Runing V2 from the first day release and 100% for me! more Hash in RX480/RX470/R9 290/R9 280 confirmed! when we have a dual mining option? ETH and ZEC? because Zec dont use very well the GPU, the 150W decrease of Watts usage can confirme that (comparing to ETH mining).... ETH in 4x RX470 8GB and 1 RX480 8GB from wall 800W, with the ZEC only draw 640Watts from wall.
hero member
Activity: 682
Merit: 500
I think when the dust settles, ETH will be maybe 10% more profitable then ZEC due to the fact that it uses less electricity.

eTH uses less?

No it doesn't, this statement is wrong. Mining Eth absolutely uses more power than ZEC with all clocks and voltages the same.

As for dual mining, I concur with the fact that solo mining Eth is more profitable. You actually lose money mining SIA or DCR as the extra electricity cost is more than what you mine.

@Walrusbonzo - yes i agreee with you, i use around 10-15% less power mining ZEC than ETH, it was lower but the newest version of claymore raised power use by around 5% across the board.  But even with the higer power use Eth only seems to be alot more profitable than ZEC now

Yes, the newer version of Claymore does use about 5% more power, but also gives around 5% more sols, so it's about even in that regard.

The thing is, when keeping settings the same you can switch from ETH to ZEC and notice about a 10% power drop with no other effort as has already been mentioned, but if you make a custom ZEC WattTool profile you can drop another 10% off this as ZEC will allow you to drop the wattage more than ETH will without crashing. So it is a bit more work, but I modified my launch batch files to run WattTool with GPU initialization files customized to ZEC for lower power and another customized for ETH.

Yeah i did notice you can run lower wattage offsets with ZEC, can you share your batch file ?  I already have a watttool profile init for eth , but you cant run this until the mining starts or the machine will crash due to the default wattage already being low, i.e you need to run the watttool set batch file 2-3 mins after the miner has starterd.

I use modified BIOS for all my cards with a higher idle GPU voltage to counteract this issue. You should give it a try Smiley
legendary
Activity: 2408
Merit: 1102
Leading Crypto Sports Betting & Casino Platform
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!

Report a bug.

On a serious note, it was likely your PSU crapping out taking GPUs and CPU with it.

What type of PSU was this ? bronze gold or plat ?

PSU- EVGA SuperNOVA 1600W and 1300W.
I tried them, works fine on another rig! i will get new CPU 2 morrow and will se- but 2 gpu of 6 are dead!

That sucks its only happend to me one time, i usb riser overloaded and fried one of my cards so watch out for bad risers
legendary
Activity: 1596
Merit: 1011
Claymore, are you planning for Nvidia support ?
hero member
Activity: 1008
Merit: 1000
The best pool for zcash? I am already with flypool.

Maybe try https://zec.suprnova.cc - best support, ocminer is also in slack

I don't like suprnova pools since their site is buggy and the hashrate is 20% less than other pools. Similarly, nanopool is giving 15% less not only in ZEC but in ETH and ETC compared to the best pools. Currently I am using flypool and for now I get the best results both in local hashrate and in their statistics. May be 15-20% better at least for the past 24 hours. I will test coinmine if the hashrate drops. I wish dwarfpool had zec, there the ETH  hashrate  is nearly the same as my local hashrate...

Been using nanopool for a couple days.  It's crashed once, but other than that very steady and a better dashboard.


I think Nanopool is a scam.  I wrote on their Zcash thread on how the pay was so low.  They responded that it must have been a bug and they've just updated their wallet system.  I have 6000K on that pool and was getting paid less than my buddy who have only 4500K on Suprnova.cc.  We're talking big money discrepancy since Zcash was paying very high during the first week.  The pool definitely was very stable, I left flypool because it was unstable.  Nanopool = Nanopay!   Even their payment system was terrible first week, they say payout 4 times a day but didn't pay for like 24hrs.  They fixed it after I complained on the thread.  Check their thread for twim1211 comments.  That's me.  Let's hope they clean up their issue, otherwise no miners going to want to stay.  If you mine there, check their stats.  Even their estimate pay stats shows like 25% less than whattomine even when your 6hrs average max current hash rate.   I do like their interface.  That pool cost me a ton of money with the slow payment first week as each day ZEC would drop so much.  Their payment is very fast now, but their pay rate for your hash is still questionable.



They did the exact same thing on sia a while back.

I complained and pointed out that they were underpaying miners and a few hours later an extra payment magically appeared to everyone.
As well they fixed the issue.
newbie
Activity: 41
Merit: 0
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!

Report a bug.

On a serious note, it was likely your PSU crapping out taking GPUs and CPU with it.

What type of PSU was this ? bronze gold or plat ?

PSU- EVGA SuperNOVA 1600W and 1300W.
I tried them, works fine on another rig! i will get new CPU 2 morrow and will se- but 2 gpu of 6 are dead!
sr. member
Activity: 414
Merit: 251
The best pool for zcash? I am already with flypool.

Maybe try https://zec.suprnova.cc - best support, ocminer is also in slack

I don't like suprnova pools since their site is buggy and the hashrate is 20% less than other pools. Similarly, nanopool is giving 15% less not only in ZEC but in ETH and ETC compared to the best pools. Currently I am using flypool and for now I get the best results both in local hashrate and in their statistics. May be 15-20% better at least for the past 24 hours. I will test coinmine if the hashrate drops. I wish dwarfpool had zec, there the ETH  hashrate  is nearly the same as my local hashrate...

Been using nanopool for a couple days.  It's crashed once, but other than that very steady and a better dashboard.


I think Nanopool is a scam.  I wrote on their Zcash thread on how the pay was so low.  They responded that it must have been a bug and they've just updated their wallet system.  I have 6000K on that pool and was getting paid less than my buddy who have only 4500K on Suprnova.cc.  We're talking big money discrepancy since Zcash was paying very high during the first week.  The pool definitely was very stable, I left flypool because it was unstable.  Nanopool = Nanopay!   Even their payment system was terrible first week, they say payout 4 times a day but didn't pay for like 24hrs.  They fixed it after I complained on the thread.  Check their thread for twim1211 comments.  That's me.  Let's hope they clean up their issue, otherwise no miners going to want to stay.  If you mine there, check their stats.  Even their estimate pay stats shows like 25% less than whattomine even when your 6hrs average max current hash rate.   I do like their interface.  That pool cost me a ton of money with the slow payment first week as each day ZEC would drop so much.  Their payment is very fast now, but their pay rate for your hash is still questionable.

legendary
Activity: 2408
Merit: 1102
Leading Crypto Sports Betting & Casino Platform
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!

Report a bug.

On a serious note, it was likely your PSU crapping out taking GPUs and CPU with it.

What type of PSU was this ? bronze gold or plat ?
sr. member
Activity: 281
Merit: 250
ETA for new miner ? 2.0 works fine with my r9 290, got around 10% hashrate increase but crashes my pc with r9 280x.
newbie
Activity: 9
Merit: 0
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!

Report a bug.

On a serious note, it was likely your PSU crapping out taking GPUs and CPU with it.
newbie
Activity: 41
Merit: 0
V2.0 killed one of my rigs:S I think CPU dead and 2 gpu dead:( sad sad day!
legendary
Activity: 1593
Merit: 1004
The best pool for zcash? I am already with flypool.

Maybe try https://zec.suprnova.cc - best support, ocminer is also in slack

I don't like suprnova pools since their site is buggy and the hashrate is 20% less than other pools. Similarly, nanopool is giving 15% less not only in ZEC but in ETH and ETC compared to the best pools. Currently I am using flypool and for now I get the best results both in local hashrate and in their statistics. May be 15-20% better at least for the past 24 hours. I will test coinmine if the hashrate drops. I wish dwarfpool had zec, there the ETH  hashrate  is nearly the same as my local hashrate...

Been using nanopool for a couple days.  It's crashed once, but other than that very steady and a better dashboard.
sr. member
Activity: 414
Merit: 251
yun9999, you're right, a little bit of a generalisation on my part. I have about the cheapest electricity tariff on offer in the UK and it's still more than double yours. And 7 of my 16 cards are 290x.

That's why I solo mine Eth Tongue

@yun9999 lol 5 cents per kwh is probbaly cheaper or on par with some US mining farms get.  I can tell you 90% of miners wheo are not farm owers are paying at least double
your rate which makes dual mining a losing prop

Hence why I said it's on a case by case basis and we shouldn't make a general blanket statement that it's not worth it.  It may or may not depending on your electric rates, heating / cooling need, GPU and ROM.  Even at 10 cents / kw, it's still profitable with my example.  Rather than say it's not worth it, we should provide examples where it is and where it isnt.   I stop dual mining with my 290 and 390 at these low Sia rates as it's not just the power cost but it also very taxing on the GPU with the very high heat.   That's another factor to consider where the extra stress on the GPU, SATA cables, PSU, etc can make it a losing proposition that people may not be aware of.  When Sia was paying double or triple the power cost, itw as worth the risk.   For the RX470, dual mining still run very cool and it doesn't even break a sweat.  
legendary
Activity: 2408
Merit: 1102
Leading Crypto Sports Betting & Casino Platform
I think when the dust settles, ETH will be maybe 10% more profitable then ZEC due to the fact that it uses less electricity.

eTH uses less?

No it doesn't, this statement is wrong. Mining Eth absolutely uses more power than ZEC with all clocks and voltages the same.

As for dual mining, I concur with the fact that solo mining Eth is more profitable. You actually lose money mining SIA or DCR as the extra electricity cost is more than what you mine.

@Walrusbonzo - yes i agreee with you, i use around 10-15% less power mining ZEC than ETH, it was lower but the newest version of claymore raised power use by around 5% across the board.  But even with the higer power use Eth only seems to be alot more profitable than ZEC now

Yes, the newer version of Claymore does use about 5% more power, but also gives around 5% more sols, so it's about even in that regard.

The thing is, when keeping settings the same you can switch from ETH to ZEC and notice about a 10% power drop with no other effort as has already been mentioned, but if you make a custom ZEC WattTool profile you can drop another 10% off this as ZEC will allow you to drop the wattage more than ETH will without crashing. So it is a bit more work, but I modified my launch batch files to run WattTool with GPU initialization files customized to ZEC for lower power and another customized for ETH.

Yeah i did notice you can run lower wattage offsets with ZEC, can you share your batch file ?  I already have a watttool profile init for eth , but you cant run this until the mining starts or the machine will crash due to the default wattage already being low, i.e you need to run the watttool set batch file 2-3 mins after the miner has starterd.
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