Non-hot-plug PCI riser board slot definitions

Verilux® NVME Adapter PCIe x16 with Gel Pad, NVME or AHCI SSD to PCIE Adapter Card for Key M 2230, 2242, 2260, 2280 Size SSD, Support PCIe x4 x8

I see various mobos with, for example, 'half-length' PCIe x16 slots But this is a contradiction in terms A PCIe x16 slot by definition is

pcie 4 in pcie 3 slot To Install a PCIe2 x16 Card Note – See PCIe and PCI Expansion Slots for PCIe slot locations and specifications Power off the workstation using the

pcie slot bracket Step 1: Locate an available PCI Express x16 slot and insert the adapter card to the chassis image2019-4-1_ Step 2: Applying even