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Topic: GPU Mining RIG (ETH ZEC) - 6 or 7 GPU (Read 18477 times)

newbie
Activity: 1
Merit: 0
June 17, 2017, 05:08:07 AM
#77
Hi, nice to meet you I'm edoardo, I live in Switzerland and I starting new project for mining ethereum!
I need the case you use for your rig!

Do you have an email or another system for communication?

Thx and sorry for my English.
Edoardo
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
January 12, 2017, 06:00:53 AM
#76
Hello,

I'm trying to built 7x GPU rig with MSI Z97 Gaming 5 motherboard. The problem I faced is that MB is not starting when 2+ GPUs are connected via USB risers. It works only with onboard graphic controller or with only one GPU connected to 16xPCI-E via powered USB riser. Please share what tweaks you make to get 7GPUs work


I have 6 rigs with MSI Z97 Gaming 5 motherboard. All works with 7 AMD cards without any tweaks (plus M.2 SSD). It looks like you have defective motherboard.

Maybe the operating system.

Make sure you use crimson versions 16.10.1 or 16.10.2
hero member
Activity: 884
Merit: 500
0xedA39AF25b25f179bed410EcC6d33060952b7Db3
January 03, 2017, 01:35:57 PM
#75
Hello,

I'm trying to built 7x GPU rig with MSI Z97 Gaming 5 motherboard. The problem I faced is that MB is not starting when 2+ GPUs are connected via USB risers. It works only with onboard graphic controller or with only one GPU connected to 16xPCI-E via powered USB riser. Please share what tweaks you make to get 7GPUs work


I have 6 rigs with MSI Z97 Gaming 5 motherboard. All works with 7 AMD cards without any tweaks (plus M.2 SSD). It looks like you have defective motherboard.

Maybe the operating system.
member
Activity: 74
Merit: 10
January 02, 2017, 05:39:08 PM
#74
Hello,

I'm trying to built 7x GPU rig with MSI Z97 Gaming 5 motherboard. The problem I faced is that MB is not starting when 2+ GPUs are connected via USB risers. It works only with onboard graphic controller or with only one GPU connected to 16xPCI-E via powered USB riser. Please share what tweaks you make to get 7GPUs work


I have 6 rigs with MSI Z97 Gaming 5 motherboard. All works with 7 AMD cards without any tweaks (plus M.2 SSD). It looks like you have defective motherboard.
newbie
Activity: 42
Merit: 0
January 02, 2017, 05:23:08 PM
#73
Hello,

I'm trying to built 7x GPU rig with MSI Z97 Gaming 5 motherboard. The problem I faced is that MB is not starting when 2+ GPUs are connected via USB risers. It works only with onboard graphic controller or with only one GPU connected to 16xPCI-E via powered USB riser. Please share what tweaks you make to get 7GPUs work

Any help is appreciated

Best regards,
Serge
legendary
Activity: 1596
Merit: 1000
December 30, 2016, 04:08:24 PM
#72
Good job Aries, wish you the best of luck in your venture!
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
December 30, 2016, 12:33:33 PM
#71
@Aries,

I think you mean the $250 case is modified to fit 6 or 7 GPUs whereas the $150 case will not.
Correct?


Either one will hold 6-7 gpu's.  The $150 case will not have the modified brackets.

Check out our website for full modifications:  www.MintMining.com
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
December 05, 2016, 10:41:51 PM
#70
@Aries,

I think you mean the $250 case is modified to fit 6 or 7 GPUs whereas the $150 case will not.
Correct?


EXACTLY - Well said.
hero member
Activity: 742
Merit: 500
December 05, 2016, 09:30:29 PM
#69

You should put these custom cases and full rigs on Amazon.com Smiley


And on Ebay. You guys just go and type smth like "GPU frame rig" and check Sold

I'm pretty sure that  AriesIV10's things will be selling well.

I have a store (also a Power Seller, TopRate Plus) - so I'm paying 10% to Ebay and PP for transactions, dont remember how many percents they charged if you have a regular account
hero member
Activity: 786
Merit: 1000
December 05, 2016, 09:25:20 PM
#68
@Aries,

I think you mean the $250 case is modified to fit 6 or 7 GPUs whereas the $150 case will not.
Correct?
member
Activity: 111
Merit: 10
December 05, 2016, 12:47:04 PM
#67
Aries are you willing to just sell the 4u cases?

I can sell you the case:

with no modifications for $150
with modifications for $250 plus shipping
Fans are extra at $20 each x 3 = $60



What are the mods with the $250 case compared to the $150 case?

It looks like this case with the front and back swapped and the drive bay taken out to accommodate GPUs.

https://www.amazon.com/Rosewill-Server-Chassis-Rackmount-Metal/dp/B0091IZ1ZG?th=1&psc=1
hero member
Activity: 786
Merit: 1000
December 05, 2016, 12:02:43 PM
#66
Aries are you willing to just sell the 4u cases?

I can sell you the case:

with no modifications for $150
with modifications for $250 plus shipping
Fans are extra at $20 each x 3 = $60



What are the mods with the $250 case compared to the $150 case?
newbie
Activity: 9
Merit: 0
December 03, 2016, 01:01:27 PM
#65
Aries are you willing to just sell the 4u cases?

I can sell you the case:

with no modifications for $150
with modifications for $250 plus shipping
Fans are extra at $20 each x 3 = $60



You should put these custom cases and full rigs on Amazon.com Smiley
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
December 02, 2016, 12:10:42 PM
#64
Aries are you willing to just sell the 4u cases?

I can sell you the case:

with no modifications for $150
with modifications for $250 plus shipping
Fans are extra at $20 each x 3 = $60

hero member
Activity: 672
Merit: 500
December 02, 2016, 12:01:33 PM
#63
Aries are you willing to just sell the 4u cases?
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
November 26, 2016, 08:18:19 AM
#62
How about shipping to EU?

Are you able to issue an invoice?

I can ship worldwide and will can issue an invoice. Not a problem.
full member
Activity: 299
Merit: 100
Crypto mining company | Mining pools
November 26, 2016, 03:51:45 AM
#61
How about shipping to EU?

Are you able to issue an invoice?
newbie
Activity: 39
Merit: 0
November 25, 2016, 12:30:29 AM
#60
What if use 7 such multiplerlers with 3 cards in each to build 21-card rig on a single motherboard? What if install 3 multiplers in each multipler resulting in 63 card per rig? Where significant performance drop will appear?

Look at the posting by citronick.  Looks like there are other issues that come into play.

It has been done actually by Nippy -- see this link and see the motherboard (its a USD$2000 PCI extension board for deep learning systems, like Facebook's Project Big Sur)

https://bitcointalksearch.org/topic/m.16380747

https://www.sabrepc.com/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/1/8/1895.jpg

Its not as straight forward as ... just putting these multiplexors into an array ... you need Linux and special AMD drivers to make this work.... its entirely different animal all together. Claymore even needed to put a new version of ETH miner to support that many cards.

Actually big sur while it does have an expansion board it only uses 8 gpus, although it can run k80s which would then need changes similar to the OSS board, it would still not need much in the way of bios mods to work, rather a small hypervisor kernel change. The stock linux kernel is not happy with OSS boards iirc, and they do have a hard limit of 16 cards(just in the way of how graphics cards are allocated space today). If you want to see an example bios for a system that was made to work with 8+ cards on an amd mobo you should look up fastra II Smiley
jr. member
Activity: 50
Merit: 3
Searchin` perfection!
November 20, 2016, 08:06:58 AM
#59
What if use 7 such multiplerlers with 3 cards in each to build 21-card rig on a single motherboard? What if install 3 multiplers in each multipler resulting in 63 card per rig? Where significant performance drop will appear?

Look at the posting by citronick.  Looks like there are other issues that come into play.

It has been done actually by Nippy -- see this link and see the motherboard (its a USD$2000 PCI extension board for deep learning systems, like Facebook's Project Big Sur)

https://bitcointalksearch.org/topic/m.16380747



Its not as straight forward as ... just putting these multiplexors into an array ... you need Linux and special AMD drivers to make this work.... its entirely different animal all together. Claymore even needed to put a new version of ETH miner to support that many cards.
I think Big Sur is part of the Open Compute Project so it's OpenSource. Now we need only some small manufacturer (maybe local) who will want to build it  for less money Smiley
full member
Activity: 169
Merit: 100
November 19, 2016, 11:08:39 AM
#58
yes, but 8xRx 480 gpu rig not started with 7x 480 works fine, but 8x Rx 480 not boot

about 1050 H/s with clay 7.0 for 7xRx 480 Nitro


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