Echo III Rackmount (Thunderbolt to PCIe Card Expansion System ...
Computers have expansion slots on the motherboard to install adapter cards. The type of adapter card connector must match the expansion slot.
What Are Expansion Slots? - Lifewire
Whether your CPUs, PCIe slots, and expansion cards support PCIe 4.0 speeds is determined by the CPU manufacturer, motherboard manufacturer, and and expansion card manufacturer, respectively.
What is an Expansion Slot and How Does It Work? | Lenovo US
To install an expansion card, you will need to first identify the appropriate expansion slot on your computer motherboard.
How Many PCIe Lanes Does a GPU Use? (Complete Guide)
The document discusses various components of a computer including the motherboard, expansion slots, and different types of expansion cards.