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Topic: Help, issue with 5 1080ti on MSI Z270 SLI PLUS (Read 1109 times)

full member
Activity: 266
Merit: 111
October 13, 2017, 11:43:39 PM
#26


1 by 1 several times over, wanted to throw them against the wall

 Grin Grin Grin yeah, that sounds so familiar !!!
but, finally you got it working!  good! and thanks for warning about msi mb, I heard they are not so good in overclocking, but turns out there are problems with mining as well
personally I will try to avoid them then in the future!

now I use asus mb mostly, by the way and never had any problems... hm, wait, I had! but that was cleared simply with a bios update!

so... ones the rig is working, then there is one question remains - what to mine!!!??


 Grin
full member
Activity: 210
Merit: 100
For anyone reading this in the future...

Alright, update to my mobo issue.. Got the asrock h110 pro btc+ today and wow.. wish I would have ordered this board originally, it was practically plug and play. Had absolutely 0 issues plugging in all of my 1080ti's and the performance seems slightly better (5-15 Sols/s) on this mobo more than the original MSI board I had, which is awesome. Thanks for the recommendation, super impressed and it was a lot cheaper than the board I had originally.
Did you install the first gpu then put all 5 ? Or did you install one by one ?

1 by 1 several times over, wanted to throw them against the wall
full member
Activity: 165
Merit: 100
For anyone reading this in the future...

Alright, update to my mobo issue.. Got the asrock h110 pro btc+ today and wow.. wish I would have ordered this board originally, it was practically plug and play. Had absolutely 0 issues plugging in all of my 1080ti's and the performance seems slightly better (5-15 Sols/s) on this mobo more than the original MSI board I had, which is awesome. Thanks for the recommendation, super impressed and it was a lot cheaper than the board I had originally.
Did you install the first gpu then put all 5 ? Or did you install one by one ?
full member
Activity: 210
Merit: 100
now I can't even get 4 cards working... they crash as soon as I start mining

does wiring matter for the separate PSUs? I have three risers and the attached GPUs being powered by one PSU, and the rest of the computer and 2 GPUs and their riser powered by it.

This is usually problematic from my past experiences.  You can get all kinds of goblins from doing this.

You need to power all your risers by the psu that is supplying the board.  The second PSU is used to power the 6/8 pin connectors on top.

yeah, that's how I have it setup, but worked fine the other way also when messing around with individual cards playing "trial and error" when troubleshooting it. It was definitely the motherboard, everything works great now after I swapped it out.
full member
Activity: 135
Merit: 100
now I can't even get 4 cards working... they crash as soon as I start mining

does wiring matter for the separate PSUs? I have three risers and the attached GPUs being powered by one PSU, and the rest of the computer and 2 GPUs and their riser powered by it.

This is usually problematic from my past experiences.  You can get all kinds of goblins from doing this.

You need to power all your risers by the psu that is supplying the board.  The second PSU is used to power the 6/8 pin connectors on top.
full member
Activity: 166
Merit: 100
For anyone reading this in the future...

Alright, update to my mobo issue.. Got the asrock h110 pro btc+ today and wow.. wish I would have ordered this board originally, it was practically plug and play. Had absolutely 0 issues plugging in all of my 1080ti's and the performance seems slightly better (5-15 Sols/s) on this mobo more than the original MSI board I had, which is awesome. Thanks for the recommendation, super impressed and it was a lot cheaper than the board I had originally.

From experience motherboards hit and miss.  I tried h110 pro and even the popular Asus Z270 Prime wasn't good start.  Whats funny my other rig has the same model as yours started good.  So I got H110 Pro replacement and it was much better until 2 months that I ask for another replacement.    Finally decided to sell it to my friend because he would be long time miner.   You can't really resell this to other people who only games.

Asus Z270 prime isn't bad just I got unlucky like the H110 but I didn't instantly avoid or feel regrets like many people do with products.

I'm still using MSI and Asus motherboards to this day.
full member
Activity: 210
Merit: 100
For anyone reading this in the future...

Alright, update to my mobo issue.. Got the asrock h110 pro btc+ today and wow.. wish I would have ordered this board originally, it was practically plug and play. Had absolutely 0 issues plugging in all of my 1080ti's and the performance seems slightly better (5-15 Sols/s) on this mobo more than the original MSI board I had, which is awesome. Thanks for the recommendation, super impressed and it was a lot cheaper than the board I had originally.
full member
Activity: 210
Merit: 100
Go read this if not did before:

https://forum-en.msi.com/index.php?topic=288624.0

I also had problems with MSI z270 gaming m3.
It should support 4 GPUs but at fact it crashes when I start mining on 4.
I tried everything EVERYTHING, spent about 1 week to make it work but failed.
Then I just bought asus z270-p and everything works perfect from the box.

Gonna tell MSI they do shitty MBs.

Regards,
xkreed.

Its the PCIe 1x slots man.. It took me 2 days to figure that shit out lol
newbie
Activity: 24
Merit: 0
Go read this if not did before:

https://forum-en.msi.com/index.php?topic=288624.0

I also had problems with MSI z270 gaming m3.
It should support 4 GPUs but at fact it crashes when I start mining on 4.
I tried everything EVERYTHING, spent about 1 week to make it work but failed.
Then I just bought asus z270-p and everything works perfect from the box.

Gonna tell MSI they do shitty MBs.

Regards,
xkreed.
hero member
Activity: 756
Merit: 507
Going to try 1 more time to place a card in one of those 2 PCI e x1 slots and see if it crashes


edit: it crashed when I inserted into one of the empty (in pic) PCIe x1 slots... will call MSI tomorrow and hopefully figure something out

https://imgur.com/a/EGCVE

I'm running 4 rigs with 7 cards in each
all of them build with ASUS mb, 2 rigs in Z270-P and 2 other on STRIX H270
all running smooth without error - but only, if the steps I posted above are done in correct order!
this is very important!!

yeah, by the way, forgot to mention to shut off all unused devices in MB - like onboard sound, serial ports and etc.

so most crucial is to install win 10 with all updates, drivers and etc with ONE card installed, then reset go into bios - turn on required
then save, shutdown, install all cards and run windows.
 
full member
Activity: 210
Merit: 100
Going to try 1 more time to place a card in one of those 2 PCI e x1 slots and see if it crashes


edit: it crashed when I inserted into one of the empty (in pic) PCIe x1 slots... will call MSI tomorrow and hopefully figure something out

https://imgur.com/a/EGCVE
full member
Activity: 210
Merit: 100
after hours of unplugging and plugging and trying to figure this shit out.. it looks like it has something to do with the mobo and the PCIe x1 slots... I have 2 plugged in to the PCI e x16 and its running great, but the moment I plug one into the x1 it runs like shit, power is all over the place and it crashes...

edit: definitely looking like my motherboard... not sure if I should send it in or just make this a 4 card rig... I'll post pictures of the 2 PCIe connectors that will not work... the moment I place a card in either one the system goes to hell.. jesus that was annoying to find..
full member
Activity: 210
Merit: 100
https://drive.google.com/file/d/0B-Z98LONNR0hTGM0Y0ViR0VXS2c/view

I found this on the MSI website... I'm going to unistall all the drivers and everything and attempt to follow through with these procedures even though I kind have already done it, but going to follow as checklist to see if it works.. Wish me luck
full member
Activity: 210
Merit: 100
now I can't even get 4 cards working... they crash as soon as I start mining

does wiring matter for the separate PSUs? I have three risers and the attached GPUs being powered by one PSU, and the rest of the computer and 2 GPUs and their riser powered by it.

What Miner are you using? start with at least 2 GPU without risers, 1 GPU to the main PCI-e x16, and the 2nd GPU to the next PCI-e x16, then fire up miner.

Use some easy to use miner like EWBF or Claymore for testing or troubleshooting purposes, check also your PSU power rating 1080ti's are power hungry especially when mining. goodluck and happy mining  Cheesy

The main one is a EVGA supernova Platinum and the 2nd is a EVGA G2, both more than enough wattage
full member
Activity: 210
Merit: 100
MSI boards are known for being just about the worst board you can try to mine on. I dont even offer people support if they are mining on MSI boards, its just a bad idea. You really should try running linux instead. It is just so much more stable.

Also, set all of the cards back to FULLY stock settings. Get things stable before you mess with Afterburner.

That's quite unfortunate, I was recommended this board by several people.. I just got a notification that the system went offline (2 GPUs on main PSU) 30 mins after I left *angry face*




Edit: nevermind, looks like 30 min sleep timer is set as default from windows 10 upgrade, which was why it went offline... The two on the main PSU are working great, going to try some more trial and error troubleshooting when I get back home for the remaining three on the 2nd PSU
hero member
Activity: 756
Merit: 560
MSI boards are known for being just about the worst board you can try to mine on. I dont even offer people support if they are mining on MSI boards, its just a bad idea. You really should try running linux instead. It is just so much more stable.

Also, set all of the cards back to FULLY stock settings. Get things stable before you mess with Afterburner.
full member
Activity: 210
Merit: 100
looking at your MSI afterburner, I'd start with 80% TDP for power and leave clock and memory settings at 0 until you get a stable system.  

I mine Zencash and my Asus 1070 strix's have 75% TDP, +125 Mhz Clock and +500 Mhz memory and it's stable.



I was under the impression that memory didnt matter (for EQUIHASH algo),  I will reset all to default until I can get it stable


I have to take off for a couple hours for class but I'll be back around 5:30 PM est to hopefully fix this..

Right now I have 2 of the 1080 ti's running on the main PSU with the other 3 and 2nd PSU turned off and its running great...

(One additional note: I attempted to run 2 of the GPUs on the 2nd PSU with no GPU's attached to the main PSU, and the adapters were crashing and unable to run, it blue screened and gave me a DPC_WATCHDOG_VIOLATION.. unsure what that has to do with it, seeing how I made no changes except for disconnecting the 2nd PSU and and GPU's attached to it and its running perfect.
full member
Activity: 214
Merit: 100
September 20, 2017, 11:34:56 AM
#9
looking at your MSI afterburner, I'd start with 80% TDP for power and leave clock and memory settings at 0 until you get a stable system. 

I mine Zencash and my Asus 1070 strix's have 75% TDP, +125 Mhz Clock and +500 Mhz memory and it's stable.

full member
Activity: 210
Merit: 100
September 20, 2017, 11:24:02 AM
#8
Still not working...

I installed 2 cards on one psu (the main PSU), running it and it runs perfectly fine.

I install 1 more card from the other PSU and its running like garbage. The 2 on the main PSU (connected to mobo) are running great, but the 3rd GPU on the 2nd PSU is running at 100-104 sol/s.. Which is weird because when I install that card on its own on the 2nd PSU and take the 2 off of the main PSU, it runs fine.
full member
Activity: 210
Merit: 100
September 20, 2017, 11:13:48 AM
#7
now I can't even get 4 cards working... they crash as soon as I start mining

does wiring matter for the separate PSUs? I have three risers and the attached GPUs being powered by one PSU, and the rest of the computer and 2 GPUs and their riser powered by it.

ok, here are the steps you have to do in order to made it work

0. plug only one 1080ti and plug your monitor into MB dvi/hdmi port from CPU
1. update your bios to the latest version possible
2. enter to bios, load defaults, save and restart
3. load windows, install all drivers for intel chispet, then latest driver for 1080ti
4. restart. go to bios, change 64 bit encoding to enable, everywhere change PCI-E GEN from auto to GEN2  ( should be in 3 places)
5. save and shutdown before loading windows
6. install all you cards. load windows, install VGA drivers
7. enjoy

 Cheesy

alright installing new chipset drivers.. the latest 1080ti drivers were already installed (385.41).

I changed 64 bit encoding to enable, and the PCI-E Gen from auto to GEN 2 are only in 2 places (PEG0 and PEG1), don't see any others.

The only other option is PCI Latency Timer, which is set at 32
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