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

pcie x4 in x16 slot   Dan pcie slot function

IPCIE16XD11 is Multiple SFF-8654 x4 to PCIe x16 Slot Expansion with Broadcom MegaRAID 9560-16i, 9560-8i, 9580-8i8e, 9500-16i, 9500-8i,

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 PCIe slots have multiple sizes, including PCIe x16 slots, PCIe x8 slots, PCIe x4 slots, and the smallest PCIe x1 slots When getting peripheral

doggy riches megaways slot Comments13 · Explaining PCIe Slots · NVME ADAPTERS PCI Express Expansion · Five PCIe Gen 4 x16 Slots One PCIe x16 Slot for Target Cable Adapter; Four PCIe x16 Slots for Add-in Card · ATX