What is the difference between PCIe Gen 3 and PCIe Gen 4?

A Samsung SSD that can use up to four PCIe lanes The numerical naming convention is used to define the size and functionality of the card, here is how:

Zen 3 # of CPU PCIe® Native PCIe® Lanes : 24 , 20 Additional Usable PCIe Lanes from Motherboard X570 16x Gen 4 X470 2x Gen 3, 8x Gen

pcie 20 x1 slot Then you also have PCIe GEN 3 and GEN 4, which are currently unnecessary until PCIe resize bar support will be more common and not dedicated only for Ryzen

pcie slot for gpu For example, PCIe Gen 3 x1 slots have a bandwidth speed of 1 Gbps, and PCIe Gen 3 x16 has 16 Gbps of connection speed However, current