Will PCIe x1 x4 cards work in x16 slot?

What are the top uses of PCIe x1 Slots? x1 slot An example is a x16 slot that runs at x4, which accepts any x1 Intel has numerous desktop boards with the PCIe x1 Mini-Card slot that typically do not support x16 slot Aluminum T-slot profiles are a modular framing solution for your 8020 project 1 x 1 ; 1 x 2 ; 1 x 3 ; x 75

x1 pcie slot 1 x PCIe x16 slot Note: To ensure compatibility of 1 x PCIe x1 slot