Probably 4U PCI-E expansion chassis to one main motherboard.
Six units stacked on top of each other. They have redundant power supplies.
Power in China is $0.03-0.04 kWH.
Six units stacked on top of each other. They have redundant power supplies.
Power in China is $0.03-0.04 kWH.
Yup that has to be it, if the image is indeed real.
That screen shot is super sketchy.