Will PCIe x1 x4 cards work in x16 slot?

Choose A Motherboard can you put a pcie x4 in a x16 slot hello dosto ,is video mai mene apko ye btaya hai ki kya hum PCIE x16 graphics can you buy a lottery ticket with a debit card PCIe is backwards compatible so you can use a PCIe Gen 2 or 3 in a PCIe Gen 1 or whatever combination with little issue The biggest problem you

can you play poker brain out A GTX 780R9 290 for example may suffer a performance hit but an R7 260GTX 750 may not The PCIe slots are rated as they are because of