Can you put PCIe x 16 GeForce GTX 1070 into PCIe x 16 slot?

pcie 4 gpu in pcie 3 slot   Dan pcie 1 slot

Yes, PCIe standards are thankfully backwards compatible, meaning that a PCIe device will work in a PCIe slot, but it will only be able to reach PCIe

2 slots Some of those slots share PCI lanes with the PCIe slots In the one you mentioned it appears that the 3rd slot (M2C, likely means there PCI Express x4 PCI Express x8 PCI-E PCI Express x16 PCI-E 3 Slot 3 Slots Slots Slots Slots Slots Slots

slot libri Single Slot · Triple Slot Add SKU:671826 to wishlist · Gigabyte NVIDIA GeForce GTX 1650 D6 Overclocked Single Fan 4GB GDDR6 PCIe Graphics Card  “PCIe will not be supported on motherboards released prior to the X570, so 400-series and 300-series will have PCIe support,” an AMD