Author

Topic: having issues with installing past 4 GPU's (Read 116 times)

legendary
Activity: 1694
Merit: 1065
March 09, 2021, 09:26:40 AM
#4
Turn on 4G Decoding in BIOS.
Gen 1 or Gen 2 in DMI / OPT settings
and your card should support 6 video cards with no problem.
It is better to install Hive OS on a USB flash drive and get used to using this system. 1 farm is free.
If you are building only a farm, then you do not need to buy 16 GB of memory and NVMe PCIe M.2 2280
legendary
Activity: 1766
Merit: 1002
I just built my rig. I am new to all of this. This is my parts list: ASUS Prime Z390-P LGA 1151, Intel Core i5-8400, 2xCrucial RAM 16GB DDR4 2666 MHz CL19, 1xSabrent 256GB ROCKET NVMe PCIe M.2 2280, 1xEVGA Supernova 1600 G+, 80+ Gold 1600W PSU and Cooler Master Hyper 212 EVO CPU cooler.

 Everything was put together and booted up on the first try. My CPU has a IGPU, the UHD 630, and that's what I am using to get my display from. I then started to add the GPU's one by one.(each time I added a GPU I turned off the system first) Yes they are on risers. Doing it one by one I was able to get 4xGPU's on risers to work without any trouble, the whole time my display coming from the CPU IGPU. When I go to add the fifth GPU, the screen goes all fuzzy gray except for a couple of slits of proper display where I can see that it has booted up in the bios. If I try to connect my display to one of the GPU's that was connected prior to the fifth one being added I do not get any video. Since the screen goes fuzzy gray when it's connected to the IGPU, I cannot tell why it has loaded into the bios.

 Any and all help would be greatly appreciated. This is my first time so I did not change any of the bios settings before installing anything and I didn't do anything to Windows either except for the basic things like not needing a password and not going to sleep etc. All of my GPU's are Nvidia and range from a 1070 TI, 20's series and 30's series.

Thanks for all the help in advance!

Edit: This was solved!
well this usually happen on most of motherboard, sometimes cannot pass 5 gpus on msi , sometimes 6 gpus, use dedicated mining motherboard less hasle, easy to deploy

compared ordinary mobo you will face unusual problem along the way
member
Activity: 368
Merit: 15
After installing a fifth card can you insert your display cable on one of the GPUs just to see what happens? I'm guessing what if you are able to install all gpu and you get display from on of the GPU just fine? Motherboards are weird sometimes

I have a motherboard that don't display from igpu when I insert more than 3 GPUs for mining, anything more than this the igpu won't display so I have to connect to one of the GPUs since and it works well so far
newbie
Activity: 2
Merit: 0
I just built my rig. I am new to all of this. This is my parts list: ASUS Prime Z390-P LGA 1151, Intel Core i5-8400, 2xCrucial RAM 16GB DDR4 2666 MHz CL19, 1xSabrent 256GB ROCKET NVMe PCIe M.2 2280, 1xEVGA Supernova 1600 G+, 80+ Gold 1600W PSU and Cooler Master Hyper 212 EVO CPU cooler.

 Everything was put together and booted up on the first try. My CPU has a IGPU, the UHD 630, and that's what I am using to get my display from. I then started to add the GPU's one by one.(each time I added a GPU I turned off the system first) Yes they are on risers. Doing it one by one I was able to get 4xGPU's on risers to work without any trouble, the whole time my display coming from the CPU IGPU. When I go to add the fifth GPU, the screen goes all fuzzy gray except for a couple of slits of proper display where I can see that it has booted up in the bios. If I try to connect my display to one of the GPU's that was connected prior to the fifth one being added I do not get any video. Since the screen goes fuzzy gray when it's connected to the IGPU, I cannot tell why it has loaded into the bios.

 Any and all help would be greatly appreciated. This is my first time so I did not change any of the bios settings before installing anything and I didn't do anything to Windows either except for the basic things like not needing a password and not going to sleep etc. All of my GPU's are Nvidia and range from a 1070 TI, 20's series and 30's series.

Thanks for all the help in advance!

Edit: This was solved!
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