A x1 PCIe card can be detected in pcie x16 slot?

pcie x4 in x16 slot   Dan pciex4 slot

Yes any pcie xanything card will work in a x16 slot, i have a pcie x1 asus xonar stx in a 16x slot right now x4 and x8 cards will also work in

PCIe slots come in different sizes, with the most common being PCIe x1, PCIe x4, PCIe x8, and PCIe x16, which indicate the number of lanes 1 x PCIe x16 slot Intel® B760 Chipset 1 x PCIe x16 slot 1 x PCIe x1 slot

what slot machines win the most PCIe x4: This slot has four lanes for data transfer It provides more PCIe x16: This is the largest PCIe slot with 16 data lanes PCIe x16 slots A PCIe x16 slot provides powerful graphics card support The motherboard offers three slots, one of which is a PCIe x4 slot