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

1 x pcie 4 0 x16 slot   Dan 100 monkeys slot

PCI Express Expansion · Upstream : For Target cable adapter · Downstream : Support PCIe x1 PCIe x4 PCIe x8 PCIex16 Add-on Card · Power Connector: ATX 24

The PCIEX16 slot operates at up to x8 mode when a device is installed in the M2C_CPU connector * For optimum performance, if only one PCI So, there is no singular PCI Express slot There are actually four sizes : PCI Express x1, PCI Express x4, PCI Express x8, and PCI Express x16

trx slot PCIe x16 slot with faster bandwidth and lower impedance 2 PCIe Slot PCIe x4 slot with Lower impedance  Tom777, why do you think you need 4x16 PCIE lanes for 40 Gigabits per seconds worth of NICS? Each PCIE lane will give 4GBps or 32 Gigabits per second There