Building the ultimate 18 GPU mining rig with the following :
1 - 18 GPU Nvidia RTX 3090 at 120 MH/S at 300 Watt : https://ebay.us/QrDNQp
2 - 19 GPU Frame :
https://ebay.us/sYDePL got 18 extra fan for extra cooling , Motherboard start , restart buttons ,
have isolated Mounting for the 18 GPU , Motherboard ,Power supply and the HD with earthing protection ,
have a good space between every GPU
3 - 18 GPU Mother board : MSI B360-F Pro Expert Mining :
https://ebay.us/ti35du support PCIe Gen 3 on all if its slots that can run RTX 3090 and 6900 XT together
with intel processor Celeron G4900T Dual Core :
https://ebay.us/LIwag0 8 GB ram :
https://ebay.us/rRYJCr 120 GB SSD :
https://ebay.us/bpuevQ4- Power Supply Evega 1600 Watts 4 units to support the 18 GPU :
https://ebay.us/2PH08V 4 power supplies will support the 18 gpu at 290 watts for each gpu = 5300 watts , that needs 2 extension cords with 3500 wats rating
will need 12 extra long cables for the upper rack of gpus :
https://ebay.us/xDmxQC each gpu will take 3X 8bin cable
Multi Power supply Connector to connect the 4 PSUs :
https://ebay.us/FXMslo5 - 18 powered PCIe Riser with solid capacitors and usb3 not sata type :
https://ebay.us/oVahAR 6 - screen , mouse , Keyboard .
7 - windows 10 with Nvidia driver
8 - mining software like
https://www.nicehash.com/?refby=a194aefb-325d-4cb1-9234-a3c5fb01070fis there anything missing i should add ?