Any adapters for a x16 PCIe slot split in multiple smaller ones?

Any adapters for a x16 PCIe slot split in multiple smaller ones? pcle slot For example, a PCIe x8 card could plug into a PCIe x16 slot However, PCIe bus slots are not backward-compatible with connection interfaces for older bus pcle x1 slot Ultra Durable PCIe Slot • PCIe® Slot ‧ Lower temperature, smaller size, better thermal characteristics PCIe * Hardware Design 1 PCIe Slot

pcle x1 slot One of my colleagues asked me about “Bifurcation” when it came in a discussion about running multiple NVMe drives from a single PCIe slot

pcle x16 slot There are three external PCIe slots and one internal PCIe slot available in the Oracle Exadata X8-2 Database Server The external slots support standard Types of PCIe Slots PCIe Lanes · PCIe x1: The smallest PCIe slot, which supports one lane of data transfer · PCIe x4: This slot supports four lanes of data