Would connecting a PCIe GPU to a PCIe port affect

pcie 4 0 gpu in 3 0 slot   Dan pcie 40 gpu in 30 slot

Yes, it'll be perfectly compatible with gen PCIE slot

You can insert a PCIe SSD card into a motherboard with PCIe slots, but this SSD won't be able to make full use of the higher bandwidth Supports most 1, 2, and 3 slot graphic cards Designed for most fullmid ATX tower with at least 7 available PCI slots High quality material increases

asd slot slot only supports PCIe x16 which comes from the Z590 chip Is As with the Render running for GPU-Z it should be showing PCIE 16 x 3 speed You can insert a PCIe SSD card into a motherboard with PCIe slots, but this SSD won't be able to make full use of the higher bandwidth