List of Motherboards with 1 PCI-Express x16 Slots

Yes, a x1 card should work in a x16 slot It's good that you've got it to work in a x1 slot What else have you tried it in besides the x16 slot

PCIe x16: This is the largest PCIe slot with 16 data lanes PCIe x16 slots are associated with graphics cards and provide the highest bandwidth

pcie x 16 slot I explain in this video what is PCIe x16 on the motherboard and its uses I also explain what

pcie 40 gpu in 30 slot PCIe x16 devices are not compatible with smaller PCIe slots such as x1, x4, or x8 slots, but some motherboards may have PCIe x16 slots that are electrically