ex slot ✓ Slot sealing plug AZ 1516-1476

ex slot
Each PCIe slot carries either one, two, four, eight, sixteen, or thirty-two lanes of data between the motherboard and the card ex slot Compact, desktop 40Gbps Thunderbolt adapter box with 1 slot Supports low-profile PCIe cards For Thunderbolt 4 and 3 computers

ex slotSlot Numbering Physical Slot ID An operator who wishes to prepare a slot for card removal or insertion must specify the Physical Slot ID

ex slot ExpressCard only ever had a single PCIe lane, and only ever got up to PCIe signaling, so it's going to be way slower than a modern x16 slot as a general