How to find out if your computer has a PCI express x16 slot

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

7PCIe slots Up to300Wauxiliary power One PCIe x4 gen 3 Apple IO card Four PCIe x8 gen 4 Two single height Two double height Two PCIe x16 gen 4 Double

x16pciexp slot x16 slot, even if the 6-pin 150W-ATX connector is connected and powered This prevents the card from accepting 12V power solely from the

miko69 slot login Product Overview · This PCIe x1 to PCIe x16 Slot Extension adapter provides enhanced compatibility between motherboards and a variety of PCI-Express expansion