What exactly does the spec “PCIe x16 slot ” mean?

NVIDIA RTX A400 and RTX A1000 Lower-Cost Single Slot GPUs 1 slot gpu The advanced PCI-E Steel Slot packed with solid cover that prevent any signal interference with graphics cards 100 power hot slot They typically fit into an expansion slot on your motherboard Display adapter properties for Display 1 and then select Properties

1x slot casino Here's how: I taped off, yes taped off, everything but the first 8 connectors of the PCIe connector on the GPU side Why 8? An x4 slot only has