Author

Topic: ASRock H81 pro btc problem with 5 GPUs (Read 124 times)

hero member
Activity: 747
Merit: 502
January 17, 2018, 05:12:12 PM
#7
I have 3 owner on hand. and I've used it for a long time without any problems. Such problems are usually caused by risers or power supply devices. You do not need to make any settings for the device bios.

You can watch the video.

https://www.youtube.com/watch?v=0IaeBPmtK_4

I have Asrock H81 Pro btc mobo 6x Asus EXP RX 570 and 2x FSP Hydro 750W BRonze +80 PSU

Yeah that's the Rev 2.0 version, I have the older one.


I got another riser and I'll try to play with it tommorow, thanks all
sr. member
Activity: 434
Merit: 278
January 17, 2018, 06:43:14 AM
#6
I have 3 owner on hand. and I've used it for a long time without any problems. Such problems are usually caused by risers or power supply devices. You do not need to make any settings for the device bios.

You can watch the video.

https://www.youtube.com/watch?v=0IaeBPmtK_4

I have Asrock H81 Pro btc mobo 6x Asus EXP RX 570 and 2x FSP Hydro 750W BRonze +80 PSU
sr. member
Activity: 462
Merit: 258
Small Time Miner, Rig Builder, Crypto Trader
January 17, 2018, 04:49:59 AM
#5
I have dual 750w PSUs, the cards actually all boot well, they boot to windows and do fine but only 4 of them get recognized, the other one (whichever card it is or whichever riser/pcie slot it is) just doesn't

ya know I have one of the older h81 pro btc motherboards as well and its slots got some good use from me taking that little adapter in and out, it wasn't much but it was enough I started having issues with one of the x1 slots not picking up a gpu, just some food for thought, the x1 slot does still work I just have to play with it a little
hero member
Activity: 747
Merit: 502
January 17, 2018, 04:45:56 AM
#4
I have dual 750w PSUs, the cards actually all boot well, they boot to windows and do fine but only 4 of them get recognized, the other one (whichever card it is or whichever riser/pcie slot it is) just doesn't
full member
Activity: 210
Merit: 174
BookiePro.Fun - The World's Betting Exchange
January 16, 2018, 11:20:15 PM
#3
try on check pcie slot, riser usb. could be a power shortage from or to the riser usb. or less power psu.
newbie
Activity: 322
Merit: 0
January 16, 2018, 08:24:54 PM
#2
What size is your PSU?
hero member
Activity: 747
Merit: 502
January 16, 2018, 03:28:03 PM
#1
Hey guys,


I have an original ASRock h81 pro btc (not the Rev 2.0) and i'm trying to boot up more than 4 GPUs and its just refusing that, the GPUs are all nvidia gtx 1080, i remember booting up to 6 rx 470s without a problem but with the 1080s only 4 ever work, anyone faced this before?
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