Can I install a pcie x1 card in full size pcie slot?

PCI-E X16 Slots can run in x1, x4 , x8 and x16 modes so you can install a x1 card in a x16 slot without worries of shorting anything as long

PCI Express X1 to X16 Low Profile Slot Extension Adapter - PCIe x1 to x16 Adapter - PCIe x1 to PCIe x16 slot adapter

pcie slot pinout First, it offers more physical support So, if you've got a big heavy GPU in a tower case without a support at the far end of the card, a 1x

pcie gen 4 in gen 3 slot A lot of budget motherboards, having a x16x8x4 and 3x x1 slots, actually don't handle over 4 GPUs Even if you somehow could run the first GPU