No gpu detected, PCIE slot or psu faulty

RTX 4090 into PCIe x8 slot pcie slot gpu All PC cases specify the maximum length a GPU can be inside the chassis Height is also an important consideration and is usually measured in PCIe slots For pcie 40 in 30 slot Most motherboards have one PCI-Express x16 slot for a video card and one or more x1 slots for other things like network adapters Less common are x4 and x8

pcie slot qrelease PCIe slots allow your motherboard to connect with your PC's most critical components and provide key functionality