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Topic: Claymore's Dual Ethereum AMD+NVIDIA GPU Miner v15.0 (Windows/Linux) - page 1303. (Read 6590565 times)

full member
Activity: 196
Merit: 100
anyone this miner on windows 10 with a 390x ?
want to know if you get lower then 30mhs i'm on windows 7 atm
full member
Activity: 176
Merit: 100

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

As i said I am no expert so I simply ask the questions so i can understand, if you can explain the reason for this then please do so but "suit yourself" is not helpful thanks for nothing...

Edit: There seems to be some miss information going around, someone earlier posted an example that shows setup as I have currently used, if what I have setup is incorrect i would like to fix it, if you can elaborate on the reason that all powered riser should be connected from primary psu then please do so.

my apologies. no disrespect meant.

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.

Thanks for the reply, i do believe you as i have had some risers die (only after a year or more of use however) though if anyone can chime in with a detailed explanation so i can fully understand it I would appreciate that. Meanwhile I will correct my setup so that all pcie risers are powered from the primary psu. Does anyone know how many amps powered risers draw? Googling around suggest 3amps per riser.

I know this is slightly OT but it seems relevant to all us miners regardless of which coin we mine or which miner software we use.

My only concern is that powering all riser from the primary psu may exceed its rating on the 12v rail, I have 1000w Enermax Plat psu which is rated at 83amps on the 12v rail.

You're creating a feedback loop with your current setup.  PSU1 needs to power MB, CPU, and All Risers.  SSD or HDD may not have to be on PSU1, I have it both ways and they work fine.  PSU2,3,etc need to just power the cards.

See here    https://www.reddit.com/r/litecoinmining/comments/1dvit7/the_powered_riser_problem_is_there_a_hardware/c9vmjpw

just google feedback loop powered risers and you'll find more info.
newbie
Activity: 46
Merit: 0
Hello fellows. Is anyone using nanopool? i have few questions. does reported hashrate working for you? and how to setup email notification?
thanks
legendary
Activity: 4354
Merit: 3614
what is this "brake pedal" you speak of?

I know this is slightly OT but it seems relevant to all us miners regardless of which coin we mine or which miner software we use.

My only concern is that powering all riser from the primary psu may exceed its rating on the 12v rail, I have 1000w Enermax Plat psu which is rated at 83amps on the 12v rail.

yup claymores miner must rock on multi gpu systems. Im just mining on my single gpu daily driver pc.

if youre gonna go hardcore with powerful systems look into server psus

sidehack has some good kit:
https://bitcointalksearch.org/topic/dual-purpose-dps800dps1200-breakout-board-1442707
sr. member
Activity: 546
Merit: 254
ʕʘ̅͜ʘ̅ʔ

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.

you are talking about the add2psu adapter?

just multi psu setups in general.

whats a add2psu adapter? got a link?

sorry bit busy today in this dang Real Life (tm) thingie.

EDIT: oops getting a bit OT here. sorry claymore.

anyone want to start a separate thread?


there are 3 config for multi psu:

1. connect mb, all riser, ssd and leftover gpu on pss1 and psu 2 only gets all gpu it can handle
2. connect mb, only the riser from the same gpu, ssd and gpu to psu1 and psu2 gets gpu + the same riser

which one is unsafe? 1 or 2

3 connect both psu to the same ground http://add2psu.com and dont worry about where to connect, use config 1 or 2


I would not be running more than 2 gpu from that psu it has a max rating of 62amps on the 12v rail. 3 gpu may well be drawing more than 62amp depending on model and clocks etc.

thanks i didnt consider this.. this may be the reason why 6 gpu dont work and 5 do on my h61!?

but 5 gpu, 4 riser i only draw 883w ..

this is my gpu
http://www.sapphiretech.com/productdetial.asp?pid=B520A2A6-4D37-4499-9584-B6BE8823AAC0&lang=eng
no mentions of amps on the 12v rail

Googling around suggest a 280x (same as 380x) draws upto 38 amps, the technical specs on ur 750w psu say the 12v rail is rated for 62 amps, if it is true a 280x draws upto 38 amps u could already be close to or exceeding this with just 2 gpu connected and nothing else.

hmm.. im currently running 5 of the saphire gpu, 3x gpu on psu1 including riser ssd and mainboard molex and 2 x gpu + riser, 3rd (6th) gpu gets recognized in linux but mining quits with memory access failure Sad
hero member
Activity: 799
Merit: 1000

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

As i said I am no expert so I simply ask the questions so i can understand, if you can explain the reason for this then please do so but "suit yourself" is not helpful thanks for nothing...

Edit: There seems to be some miss information going around, someone earlier posted an example that shows setup as I have currently used, if what I have setup is incorrect i would like to fix it, if you can elaborate on the reason that all powered riser should be connected from primary psu then please do so.

my apologies. no disrespect meant.

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.

Thanks for the reply, i do believe you as i have had some risers die (only after a year or more of use however) though if anyone can chime in with a detailed explanation so i can fully understand it I would appreciate that. Meanwhile I will correct my setup so that all pcie risers are powered from the primary psu. Does anyone know how many amps powered risers draw? Googling around suggest 3amps per riser.

I know this is slightly OT but it seems relevant to all us miners regardless of which coin we mine or which miner software we use.

My only concern is that powering all riser from the primary psu may exceed its rating on the 12v rail, I have 1000w Enermax Plat psu which is rated at 83amps on the 12v rail.
legendary
Activity: 4354
Merit: 3614
what is this "brake pedal" you speak of?

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.

you are talking about the add2psu adapter?

just multi psu setups in general.

whats a add2psu adapter? got a link?

sorry bit busy today in this dang Real Life (tm) thingie.

EDIT: oops getting a bit OT here. sorry claymore.

anyone want to start a separate thread?
hero member
Activity: 799
Merit: 1000
I would not be running more than 2 gpu from that psu it has a max rating of 62amps on the 12v rail. 3 gpu may well be drawing more than 62amp depending on model and clocks etc.

thanks i didnt consider this.. this may be the reason why 6 gpu dont work and 5 do on my h61!?

but 5 gpu, 4 riser i only draw 883w ..

this is my gpu
http://www.sapphiretech.com/productdetial.asp?pid=B520A2A6-4D37-4499-9584-B6BE8823AAC0&lang=eng
no mentions of amps on the 12v rail

Googling around suggest a 280x (same as 380x) draws upto 38 amps, the technical specs on ur 750w psu say the 12v rail is rated for 62 amps, if it is true a 280x draws upto 38 amps u could already be close to or exceeding this with just 2 gpu connected and nothing else.
sr. member
Activity: 546
Merit: 254
ʕʘ̅͜ʘ̅ʔ

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

As i said I am no expert so I simply ask the questions so i can understand, if you can explain the reason for this then please do so but "suit yourself" is not helpful thanks for nothing...

Edit: There seems to be some miss information going around, someone earlier posted an example that shows setup as I have currently used, if what I have setup is incorrect i would like to fix it, if you can elaborate on the reason that all powered riser should be connected from primary psu then please do so.

my apologies. no disrespect meant.

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.

you are talking about the add2psu adapter?
legendary
Activity: 4354
Merit: 3614
what is this "brake pedal" you speak of?

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

As i said I am no expert so I simply ask the questions so i can understand, if you can explain the reason for this then please do so but "suit yourself" is not helpful thanks for nothing...

Edit: There seems to be some miss information going around, someone earlier posted an example that shows setup as I have currently used, if what I have setup is incorrect i would like to fix it, if you can elaborate on the reason that all powered riser should be connected from primary psu then please do so.

my apologies. no disrespect meant.

the different psus will have slightly different 12 volt outputs. that difference can lead to current flowing between the 12 volt outputs. the current can even be backwards from normal. if that current goes through the wrong component damage can happen.

its too much to explain simply, and its easy to get away with doing it wrong. and loads of misinformation on the net, so its easy to get overloaded.
sr. member
Activity: 546
Merit: 254
ʕʘ̅͜ʘ̅ʔ
I would not be running more than 2 gpu from that psu it has a max rating of 62amps on the 12v rail. 3 gpu may well be drawing more than 62amp depending on model and clocks etc.

thanks i didnt consider this.. this may be the reason why 6 gpu dont work and 5 do on my h61!?

but 5 gpu, 4 riser i only draw 883w ..

this is my gpu
http://www.sapphiretech.com/productdetial.asp?pid=B520A2A6-4D37-4499-9584-B6BE8823AAC0&lang=eng
no mentions of amps on the 12v rail
hero member
Activity: 799
Merit: 1000
I would not be running more than 2 gpu from that psu it has a max rating of 62amps on the 12v rail. 3 gpu may well be drawing more than 62amp depending on model and clocks etc.
sr. member
Activity: 546
Merit: 254
ʕʘ̅͜ʘ̅ʔ

Riser can draw upto 75w each also what 750w psu do u have with 3x2 pcie connectors?? All the psu i look at 750w has max 4 pcie connections mostly only 1000w psu have 3x2 (6) pcie connectors.

You are mistaken. I use this:

http://www.corsair.com/en/rmx-series-rm850x-850-watt-80-plus-gold-certified-fully-modular-psu

and I use it to connect 3 GPU + Mb + SSD

I said Mostly only my point being he said he is using 750w psu and i was wondering if perhaps he is using splitters or adapters for the 3rd gpu.

this is mine
http://www.corsair.com/en/cx-series-cx750m-750-watt-80-plus-bronze-certified-modular-atx-psu-eu

yes i am using a adapter for 1 pcie power on one gpu

i like the rm850x
well worth the price, i hate those adapters

1 riser draws 75w or all 5? if one it would be 375w extra charge on the riser? i dont think so!?


Using the dual psu connection plug i have both psu sharing a ground I think it should not matter what device i power with which psu. I know servers use multiple psu and this is the reason for such plugs to exists I highly doubt that in such setups u can only use pcie connectors for power additional components, but i am no electrician so i could be totally wrong on this, but i would like to know if i have my rig setup incorrectly googling around and i do not find a definitive answer to this subject.

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

im not sure if understand, your are talkin about the add2psu plug? i cant use them with my psu?
or talking about connecting all mainboard related hardware like riser, to the mainboard psu (1st psu)



hero member
Activity: 799
Merit: 1000

Riser can draw upto 75w each also what 750w psu do u have with 3x2 pcie connectors?? All the psu i look at 750w has max 4 pcie connections mostly only 1000w psu have 3x2 (6) pcie connectors.

You are mistaken. I use this:

http://www.corsair.com/en/rmx-series-rm850x-850-watt-80-plus-gold-certified-fully-modular-psu

and I use it to connect 3 GPU + Mb + SSD

I said Mostly only my point being he said he is using 750w psu and i was wondering if perhaps he is using splitters or adapters for the 3rd gpu.
donator
Activity: 1610
Merit: 1325
Miners developer
What mean Received unknown response ("json rpc", "2.0", "id": null, "result": "True")?
Because Coinotron was fine, but I have this on Coinmine.
thanks

Send me your command line so I can check it.
member
Activity: 71
Merit: 10
What mean Received unknown response ("json rpc", "2.0", "id": null, "result": "True")?
Because Coinotron was fine, but I have this on Coinmine.
thanks
legendary
Activity: 1564
Merit: 1027

Riser can draw upto 75w each also what 750w psu do u have with 3x2 pcie connectors?? All the psu i look at 750w has max 4 pcie connections mostly only 1000w psu have 3x2 (6) pcie connectors.

You are mistaken. I use this:

http://www.corsair.com/en/rmx-series-rm850x-850-watt-80-plus-gold-certified-fully-modular-psu

and I use it to connect 3 GPU + Mb + SSD
newbie
Activity: 7
Merit: 0
Hi All,

Claymore is by far the best Eth miner I've used, many many thanks!

However, I'm having trouble with the temperature monitor/target in as much as I dont think they are being reported to Claymore.

I've got 3 x Asus R390's running at circa 30MH/s on Windows 7 64bit with Catalyst 5.12 driver.

I get no temp or frequency reports for the GPU's from Claymore or from CPU-z

The only app I can find that will report them is AIDA64.

I think it's tied up with OpenCL, using --list-devices (via Ethminer) reports all the cards ok.

Any help gratefully received.
sr. member
Activity: 272
Merit: 250

So right way would be,
secondary: power all cards that it can handle only thru pcie power connectors and nothing more.
primary: everything else, mb, drives, all risers, leftover cards power.

This is not up to the topic, but I'm curious with it. My point of view is to power any card from the one source only. So, if I use USB risers, the card is not connected to the motherboard in terms of 12V power. Then, why to mix the power sources? I power 3 cards by the secondary PSU (both PCI-E and SATA/Molex) and 3 cards by the primary one. The primary PSU also powers the motherboard (both, CPU jack and additional Molex jack) and HDD. Am I doing wrong? Why?

Im not sure about usb risers but those powered ribbon extensions connect +12V directly to mb and straight to primary psu. So thats the connection shorting two psu-s and if voltages differ there's unwanted current that does nothing but stress mb and riser and atx connection. Have some risers burned but after connecting all to primary no more problems.

I've also ran rig from 3 lo-end psu-s and this way connecting all works fine.

Two PSU will have always different voltages, and connecting two will not shorting them, only if you put them in serial..... My multimeter say +12V line is same on MB, PCI-E, CPU, etc. and I have cards who is powered from two different PSU with no problem.

hero member
Activity: 799
Merit: 1000
Using the dual psu connection plug i have both psu sharing a ground I think it should not matter what device i power with which psu. I know servers use multiple psu and this is the reason for such plugs to exists I highly doubt that in such setups u can only use pcie connectors for power additional components, but i am no electrician so i could be totally wrong on this, but i would like to know if i have my rig setup incorrectly googling around and i do not find a definitive answer to this subject.

server PSUs are NOT setup like what we are talking about here. they have special load balance/failover circuitry.

you CAN fry stuff with multi consumer PSU setups.

but... suit yourself

As i said I am no expert so I simply ask the questions so i can understand, if you can explain the reason for this then please do so but "suit yourself" is not helpful thanks for nothing...

Edit: There seems to be some miss information going around, someone earlier posted an example that shows setup as I have currently used, if what I have setup is incorrect i would like to fix it, if you can elaborate on the reason that all powered riser should be connected from primary psu then please do so.
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