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Topic: GA-970A-DS3P - cannot run more then 3 gpu's - PLEASE HELP (Read 795 times)

legendary
Activity: 1281
Merit: 1003
hi

i have the GA-970A-DS3P v2
board won't boot with more than 6 gpu, someone had success with more ?

Quote
I found that gigabyte 970a boards need IOMMU turned on to get 4+ gpus working

not mine , enable or not does nothing  it boot with 6 nvidia max

jr. member
Activity: 74
Merit: 1
I found that gigabyte 970a boards need IOMMU turned on to get 4+ gpus working.

I have a few of them.
sr. member
Activity: 362
Merit: 250
Hey guys!

I bought the same MOBO, and before giving the cash to the person i tried it. I saw that it recognizes 5 GPU's and i could mine with them..
After i came home , it can not find more than 4 GPU's and dont know what is the problem..
I'm using powered risers, 1600W PSU, the bios on MOBO is updated, and i got every other updates on windows.

Any solutions??
newbie
Activity: 8
Merit: 0
Will try, thank you!
legendary
Activity: 1470
Merit: 1114
Hi, I bought gigabyte GA-970A-DS3P for which I know MANY miners use, it should run 5 gpu's without problem. When we run 1 gpu up to 3 gpu's it works, when we run 4 gpu's imediatelly after hashing stats pc just powers off, it is not PSU issue since with same setup, same cards, same everything other botherboard works, we also tried all bios versions for this board. We double tested all HW and same setup on 2 diff boards, all fine, on this one, simply when hashing starts with 4 gpu's->power off in 2-3 seconds.

I am using same unpowered risers and yeah I tried that risers are not faulty(they are not) as on other setups I run. Sme setup works with another mobo(s) and cards have plenty of power from PSU (tested on another mobo). Powered risers just give about 70watts if I am not wrong. Feel free to explain me if I am mistaken, I am always happy to learn!

ANY ideas?

THANK YOU TONS!

Use powered risers in x1 slots. GPUs require 75W from the PCIe slot, some MBs only provide 25W to x1 slots.
newbie
Activity: 8
Merit: 0
Hi, I bought gigabyte GA-970A-DS3P for which I know MANY miners use, it should run 5 gpu's without problem. When we run 1 gpu up to 3 gpu's it works, when we run 4 gpu's imediatelly after hashing stats pc just powers off, it is not PSU issue since with same setup, same cards, same everything other botherboard works, we also tried all bios versions for this board. We double tested all HW and same setup on 2 diff boards, all fine, on this one, simply when hashing starts with 4 gpu's->power off in 2-3 seconds.

I am using same unpowered risers and yeah I tried that risers are not faulty(they are not) as on other setups I run. Sme setup works with another mobo(s) and cards have plenty of power from PSU (tested on another mobo). Powered risers just give about 70watts if I am not wrong. Feel free to explain me if I am mistaken, I am always happy to learn!

ANY ideas?

THANK YOU TONS!
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