Custom-built passive water-cooled PC relies on convection chimney effect powered by triple-stacked radiators — 9800X3D build with RTX 5080 has no fans, copper, and radiator chimney, but struggles to keep temperatures down
…More stress testing was initiated, culminating in running Cinebench and FurMark simultaneously. This pulled over 450W of power and brought the radiator water temps up to 60C+, which is the maximum rated…